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“De vruchten plukken van autonoom telen”
A solution is being developed for growers to autonomously control the irrigation strategy.
project
“Delphy Digital Summit” March 20 2024
Join the first “Delphy Digital Summit” in Kingsville, Canada. We will inform you about the current status and latest developments [...]
20
March
2024
10 April Fruit growing workshop: precision techniques and soil
On 10 April, you can participate at Fruit Farm Van Gils in the workshop programme ‘Precision in your cultivation, soil [...]
10
April
2024
4G-Gronings Graan Groener en Grondiger (SNN-0900)
Graanteelt neemt in het Oldambt een belangrijke positie in en wordt gekenmerkt door bulkproductie, lage prijzen, lage marges en eenzijdige [...]
project
A smarter QMS Tomato to boost your cultivation!
9 December 2024
QMS Tomato has undergone a major upgrade! And a new mobile crop registration app has been added to QMS Tomato.
A very successfull demonstration fieldday for flowerbulbs at JUB Holland
13 May 2025
We are looking back to a very successfull demonstration fieldday for flowerbulbs at JUB Holland, organised with project BOLDER, which [...]
Aad van den Berg
Managing Partner
Aad van Holsteijn
Consultant houseplant production companies
Abonnement Actua Aardbei
€ 320,00
De Actua Aardbei bevat korte berichten over de huidige stand van de teelt. Deze Actua verschijnt veelal twee keer per [...]
Abonnement Actua Aardbei / SQMS Aardbei
€ 590,00
Deze Actua is een combinatie van de Actua Aardbei en de Actua QMS Aardbei.
Abonnement Actua Akk NW en deelname onafhankelijk onderzoek
€ 281,00
Abonnement Actua Akkerbouw ZON (teler)
€ 281,00
In de Actua Zuidoost-Nederland staan alle actualiteiten in de teelt van de akkerbouwgewassen. Ons advies omvat vele onderwerpen en is [...]
Abonnement Actua SQMS Aardbei
€ 320,00
In de Actua QMS Aardbei besteden we aandacht aan de verse teelten, de doorteelten, de stellingteelt doordragers, de vermeerdering van [...]
Abonnement Gids en app Gewasbescherming Boomteelt en Vasteplantenteelt
€ 85,00
Praktische adviezen voor de beheersing van ziekten, plagen en onkruiden. Alle middeleninformatie en nieuwe ontwikkelingen up-to-date.
Abonnement Gids Gewasbescherming Vollegrondsgroenten
€ 110,00
Abonnement op gids met toelatingen voor vollegrondsgroenten.
Abonnement Gids Gewasgezondheid Kleinfruit en Aardbei
€ 139,00
Abonnement op gids met toelatingen voor kleinfruit en aardbei.
Acceleration towards energy-efficient full-LED cultivation of lilies
19 August 2025
This study examined the prevention of leaf quality problems in energy-efficient full-LED cultivation of lilies.
research
Actua Akkerbouw Noordoost en deelname onafhankelijk onderzoek
€ 281,00
De Actua Noordoost-Nederland bevat regiogerichte adviezen voor akkerbouwers en geven u een brede blik op uw dagelijkse werk.
Actua Akkerbouw Noordwest voor bedrijven
€ 581,00
In deze Actua staan de actualiteiten voor het werkgebied gebaseerd op lichte zavel – zware kleigronden centraal in de gebieden [...]
Actua Bloembollen
€ 140,00
Actua Grootfruit
€ 327,95
De Actua fruitteelt bevat onafhankelijk advies voor de teelt van appels en peren.
Actua Laanbomen
€ 175,00
De Actua Laanbomen mailen we in het teeltseizoen naar de abonnees. De adviezen worden samengesteld door de boomteeltexperts van Delphy.
Actua Roos
€ 150,00
De Actua Roos mailen we in het teeltseizoen naar de abonnees. De adviezen worden samengesteld door de boomteeltexperts van Delphy.
Actua Sierteelt
€ 150,00
De Actua Sierteelt mailen we in het teeltseizoen naar de abonnees. De adviezen worden samengesteld door de boomteeltexperts van Delphy.
Actua Steenfruit, inclusief lidmaatschap StonefruitConsult
€ 257,50
De Actua Steenfruit bevat onafhankelijk advies voor de teelt van steenfruit.
Actua Vaste Planten
€ 150,00
De Actua Vaste Planten mailen we in het teeltseizoen naar de abonnees. De adviezen worden samengesteld door de boomteeltexperts van [...]
Actua Zomerbloemen en Snijheester vernieuwd
7 March 2024
De Actua houdt u tijdens het teeltseizoen volledig op de hoogte en geeft u praktische en actuele adviezen.
ADaM & PreciLa
23 October 2023
Thanks to improved Agri-data management, we bring technical innovations and precision agriculture to the grower in the Netherlands and Flanders.
research
Adri Streef
Senior Consultant Top Fruit and Soft Fruit
Agrarische dagen Someren
Meet our experts during the Arabable Farming Days in Someren.
6
September
2025
AI in strawberry chain
The aim of this project is to develop a prediction model for the right time to harvest strawberry.
project
Aika Fujita
Consultant Greenhouse Horticulture Delphy Japan
Akira Saito
Manager Delphy Japan
Alaa Elhawwary
Project Manager / Trainer
Alies Haange
Senior Project Manager Research Projects and Innovation
Alisa Kroon
Junior Flower Bulb Advisor
Amr El-Ryes
Consultant Greenhouse Horticulture
Anas Azzam
Project Manager MENA Region & Regional Coordinator
Angela Noordhoek
Project Manager Researche Arable Farming
Angus Coates
Consultant Soft Fruit Delphy UK
Anna Meints
Junior Researcher Arable Farming
Anna Pashkevich
Project manager Kazachstan
Annemarie Star
Office Manager Greenhouse Horticulture
Anouk Beelen
Data Scientist
Anton van der Velde
Consultant Arable Farming
Arable farming and Water Quality
A pilot with practical farms in regions with pressing issues around nutrient loading to ground or surface water.
project
Arianne Verlinde
Office Manager, Project Administration
Arie Schipper
Senior Consultant Floriculture
Arjan Vijverberg
Consultant tomato, expert cultivation advice and fertilisation
Arlet Dechering
Senior Trainer Horticulture Delphy Academy
Arnoud van Boven
Managing Partner
Barry Dorrestijn
Consultant Soft Fruit
Bart Esveldt
Project Manager International
Bas Hoogendoorn
Senior consultant cut hydrangea
Bas Oudshoorn
Researcher Horticulture
Bayley Maidwell
Consultant Open Field Vegetables, Project Manager
Beatles: accelerating behavioural change towards climate-smart agriculture(technologies)
The BEATLES project, is aimed at improving sustainable agricultural practices.
project
Bedding plants resilient fossil-free
17 September 2025
Growing bedding plants with low fossil energy input, without loss of quality or increased losses due to diseases and pests.
research
Beeldende Bodem Brabant
Beeldende Bodem Brabant verspreidt kennis en ervaring over innovatieve bedrijfsstrategieën en duurzame verdienmodellen in akkerbouw, vaste plantenteelt, fruitteelt en bollenteelt.
project
Beeldende Bodem in Bloei Brabant
Via langformat workshops, kortformat demonstraties en interactieve sessies speelt het project in op de behoefte aan verdieping, inspiratie en concreet [...]
project
Bernard van Loon
Accountmanager Digitalization
Bert Huizinga
Consultant and Researcher Arable Farming
Biobased Acceleration Day at Rusthoeve
16 July 2025
The fourth Biobased Acceleration Day in Colijnsplaat focused on transition, innovation and the application of biobased solutions in arable farming.
BIOPHI and DELPHY sign MOU for strategic collab
14 October 2025
Developing a strategic cooperation for Horticultural Research and Innovation.
Biovaria akkerbouw
€ 153,00
In de landelijke Biovaria staan actualiteiten in de teelt van biologische akkerbouwgewassen inclusief praktische tips centraal. Ons advies omvat vele [...]
Biovaria Fruitteelt
€ 375,00
Biovaria fruitteelt bevat adviezen gericht op de biologische fruitteelt.
Bob Bisschops
Consultant Flower bulbs and Bulb Flowers
BoDuM
Dit project laat zien hoe duurzame boomteelt in de praktijk werkt, met focus op bodem, biodiversiteit en minimale inzet van [...]
project
BOLDER
Dit demonstratieproject laat zien hoe duurzame bollenteelt in de praktijk werkt, met aandacht voor bodem, biodiversiteit en minimale inzet van [...]
project
Bouwe Slager
Junior Consultant Arable Farming
Bram de Veer
Team manager and consultant Arable Farming Southeast Netherlands
Bram Jansen
Consultant Soft Fruit
Brigit den Bakker
Researcher Horticulture and Vertical Farming
Brochure ‘Metselbijen inzetten in de Fruitteelt’
€ 10,00
Vooral voor vroeg bloeiende fruitteeltgewassen zijn metselbijen interessant. De brochure gaat in op houden van metselbijen in de eigen boomgaard.
BUCRA (Building Unity for Climate Resilient Agriculture)
The BUCRA project empowers Nile Delta farmers by bridging the gap between knowledge and practice.
project
BUDO – Boomteelt Uitgelicht: Duurzaamheid in Overijssel
Dit demonstratieproject draait om het demonstreren van duurzame teeltmaatregelen en het versterken van de positie van de boomteelt als innovatieve [...]
project
Canadian Greenhouse Conference (Canada)
Visit Delphy at the Canadian Greenhouse Conference from 8 – 9 oktober 2025 (Canada).
8
October
2025
Cannabis Cultivation Portugal
An expert training course for cannabis growers or horticultural companies transitioning to cannabis cultivation.
training
Cart
CEA Leafy Crops Event (English spoken)
“CEA Leafy Crops Event”February 28, 2025 at CEARC The Ohio State University; Columbus, OH, USA This exclusive event will focus on the [...]
28
February
2025
Checkout
Chris Morssink-Vader
Software Developer
Christiaan Rinkel
Crop Manager Delphy ISFC
Christian van Os
Teammanager Fruit Growing, Senior consultant Fruit Growing
CloseCycle
Interreg project CloseCycle: local companies and partners from different countries along the North Sea will work together to upgrade waste [...]
project
Computerised Environmental Control in Greenhouses
€ 105,00
Essential reference book providing a step-by-step explanation of the basic principles of applying computer-controlled climate control in greenhouses.
Conference dinner
€ 59,64
Consultancy
Consultancy Business Strategy – Open Crops
Our independent experts explore the future with you, assisting and inspiring you in making plans.
Consultancy Soil – Open Crops
We look at aspects such as choosing green manures, digging profile pits and proper tillage techniques.
Contact
If you have any questions, please feel free to contact our experts. If your question is more general, please fill [...]
Controlling Lisianthus by cultivation phase: the road to fossil-free?
4 February 2026
Research into reducing energy input in Lisianthus cultivation by optimising the climate for each cultivation phase.
research
Cooperation agreement with the Government of Plateau State, Nigeria, Fruits, and Veggies Global limited
16 September 2025
Cooperation agreement with the Government of Plateau State, Nigeria, Fruits, and Veggies Global limited
Cor van Oers
Project- and Research Manager Arable Farming and Field Vegetables
Corporate Social Responsibility
Corporate Social Responsibility at Delphy
Crop Protection Consultancy – Open Crops
Crop protection is like a control room where you turn different knobs depending on the situation.
Cultural and use value research (CGO) green manures
23 October 2023
Examine whether new and existing varieties meet the criteria for inclusion in the National Catalogue / the Recommended Variety List.
research
Cyberweerbaarheidscentrum Greenport
Delphy is één van de initiatiefnemers van het Cyberweerbaarheidscentrum Greenport
project
Dagkassa entree Aardbeiendag 2026
€ 144,63
Daisuke Futsuki
Consultant Greenhouse Horticulture Delphy Japan
Danny Egbertsen
Manager financial administration
Dariusz Faryniarz
Consultant Soft Fruit
Data-driven crop management
Dave Geerlings
Senior Researcher Flower Bulbs
Dave Geerlings
Senior Resercher Flower Bulbs
David Wood
Consultant Soft Fruit Delphy UK
Day Entrance SoftfruitConference 2026
€ 144,63
Dé Appeldag 2025
Welcome to the number one meeting place for the fruit-growing sector. Theme: Fruit-growing 2030!
3
July
2025
De Perendag 2026
This year, Pear Day 2026 will be held at a new location at Van Rossum Fruit Farm in Stavenisse.
25
June
2026
Dear reader,
21 October 2024
Delphy received message that our colleague Mink Vermeer (64 y.) passed away 18th October 2024.
Deelname Aardbeiendag 2026
€ 99,17
Deelname Aardbeiendag 2026 – early bird
€ 66,12
Deelname International Soft Fruit Conference 2026
€ 99,17
Deelname International Soft Fruit Conference 2026 – early bird
€ 66,12
Deelname Kennisevent 25-03-2026 – Innovatiepartner gratis
€ 0,00
Deelname onlinebijeenkomst (cat. teelt 12100) op woensdagavond 17 december 2025
€ 90,00
Deelname onlinebijeenkomst (cat. teelt 12100) op woensdagavond 28 januari 2026
€ 90,00
Deelname zaalbijeenkomst (cat. teelt 12105) op dinsdagmiddag 13 januari 2026 in Boskoop
€ 90,00
Deelname zaalbijeenkomst (cat. teelt 12105) op dinsdagmiddag 13 januari 2026 in Elburg
€ 90,00
Deelname zaalbijeenkomst (cat. teelt 12105) op donderdagmiddag 15 januari 2026 in Oirschot
€ 90,00
Deelname zaalbijeenkomst (cat. teelt 12105) op maandagavond 1 december 2025 in Boskoop
€ 90,00
Deelname zaalbijeenkomst (cat. veiligheid en techniek 12095) dinsdagmiddag 20 jan 2026 in Boskoop
€ 90,00
Deelname zaalbijeenkomst (cat. veiligheid en techniek 12095) vrijdagmiddag 20 febr 2026 in Saasveld
€ 90,00
Deelname zaalbijeenkomst (cat. veiligheid en techniek 12095) woensdagavond 10 dec 2025 in Boskoop
€ 90,00
Delphy Academy expands its cultivation specialist training program
2 September 2025
Do you want to deepen your cultivation knowledge of cucumber and strawberry and apply it directly in practice?
Delphy Flower Bulbs Research Garden
At Delphy Flower Bulbs Research Garden, we are working towards a future where sustainability, quality and innovation go hand in [...]
Delphy Groep BV expands to the U.S. with the launch of Delphy AgAdvisory
18 February 2025
Delphy Groep BV (Delphy), a holding company of Royal Peterson Control Union Group B.V. (RPCU), announced the launch of Delphy [...]
Delphy Improvement Centre
Delphy Improvement Centre is your partner for research, knowledge development and demonstration in greenhouse horticulture.
Delphy Innovation Partner Experience – 4 juni
€ 16,52
Delphy ISFC
Delphy ISFC research site is the central meeting place of the international soft fruit sector.
Delphy ISFC Knowledge Event 27-03-2024
On Wednesday, March 27, Delphy organizes again an international soft fruit knowledge meeting. This spring meeting is organized at the [...]
27
March
2024
Delphy ISFC Knowledge Event 30-10-2024
A knowledge event by and for the soft fruit sector, at our research location Delphy ISFC in Horst.
30
October
2024
Delphy ISFC Knowledge Event, March 2026
A knowledge event by and for the soft fruit sector, at our research location Delphy ISFC in Horst.
25
March
2026
Delphy ISFC Knowledge Event, October 29, 2025
A knowledge event by and for the soft fruit sector, at our research location Delphy ISFC in Horst.
29
October
2025
Delphy ISFC Summer Event 2024
Delphy ISFC Summer Event is an event by and for the soft fruit sector.
5
June
2024
Delphy ISFC Summer Event 2025
Delphy ISFC Summer Event is an event by and for the soft fruit sector.
4
June
2025
Delphy launches ‘Green Guide’ app
23 January 2024
Delphy launches the ‘Delphy Green Guide’ to inform growers and interested parties about green crop protection products and biostimulants.
Delphy picks up grubs research innovatively
27 May 2024
Research under controlled conditions on the management of grubs using breeding system of cockchafers.
Delphy Research Location FRC Randwijk
FRC Randwijk is the hub for independent and practice-oriented fruit innovation and knowledge development in the Netherlands.
Delphy Research Locations Arable Farming
For our innovative research in arable farming, Delphy uses several Research Locations in the Netherlands.
Delphy rises in Hillenraad 100
4 November 2024
Delphy rises in the Hillenraad100 to position 57.
Delphy signs agreement with partner in Senegal
24 May 2024
Delphy bets on growth in Senegal Delphy has signed an agreement with ENSA (École Nationale Supérieur d’Agriculture) in Thiès in [...]
Delphy Team Greenhouse Vegetables on Inspiration Tour to Finland
11 December 2024
The Greenhouse Vegetables Team at Delphy embarks on an annual journey to an intriguing destination to gain insights and explore [...]
article
Delphy Tree and Perennial Horticulture Research Nursery
Delphy research site for tree and perennial cultivation with greenhouse departments, container fields and trial fields for outdoor cultivation.
Delphy Varia Zuidwest voor bedrijven
€ 541,00
De Varia is een nieuwsbrief met objectieve en onafhankelijke akkerbouwinformatie, gericht op het zuidwesten van Nederland.
Delphy Varia Zuidwest-Nederland voor telers
€ 268,00
De Varia is een nieuwsbrief met objectieve en onafhankelijke akkerbouwinformatie, gericht op het zuidwesten van Nederland.
Demo request form: QMS options and operation
I would like to receive a demonstration of the possibilities of QMS (quality management system), the use of QMS and [...]
Demodag BoDuM 27 juni 2025
Growers face the challenge of keeping their plants healthy while using fewer crop protection products. It is important to work [...]
27
June
2025
Demodag Boomteelt: 29 augustus Boomkwekerij Hendrickx
The Field Day Tree Cultivation 2024 will be organised by Delphy team Tree Cultivation on August 29. This Fieldday will [...]
29
August
2024
Demonstratiedag bij JUB Holland
A day of demonstrations organised by the BOLDER project at JUB Holland on Thursday 8 May 2025.
8
May
2025
Demonstration Cropprotection arable farming (Dutch spoken)
Two demonstration days will be organised for arable farming, focusing on spraying techniques.
2
July
2025
Demonstration Cropprotection arable farming (Dutch spoken)
Two demonstration days will be organised for arable farming, focusing on spraying techniques.
11
July
2025
Demonstration Cropprotection arable farming (Dutch spoken)
Two demonstration days will be organised for arable farming, focusing on spraying techniques.
3
December
2025
Demonstration day for the GLB demonstration project ‘Floriculture of the Future’
An inspiring demonstration day at the Delphy Flower Bulb Testing Ground
9
April
2025
Demonstration day for the SABE demonstration project ‘Floriculture of the Future’
An inspiring demonstration day at the Delphy Flower Bulb Testing Ground
15
April
2026
Demonstration days for drift-reducing spraying techniques arable farming in July
29 April 2025
Delphy, in collaboration with Wageningen University & Research (WUR) and on behalf of BO Akkerbouw, is organizing two spray demonstration [...]
Dennis Wilson
Senior agronomist and managing director of Delphy UK
Denso and Delphy sign a joint development agreement to accelerate Data-Driven Smart Horticulture
19 November 2025
Denso and Delphy sign a joint development agreement to accelerate Data-Driven Smart Horticulture.
DENSO and DELPHY Sign Memorandum of Understanding to Develop Data-Driven Smart Horticulture
24 April 2025
DENSO and DELPHY Sign Memorandum of Understanding to Develop Data-Driven Smart Horticulture
Development Master Plan Agriculture Neom
This project is about providing healthy, circular food for the future population of Neom.
project
Dieter Beyns
Junior Consultant Soft Fruit
Dieuwertje Bartels
Project Manager
DigitaliseringsEvent 2025 (Dutch spoken)
The 3rd edition of the Digitalization Event will take place at Delphy Bleiswijk on Wednesday, September 24th.
24
September
2025
Diner Aardbeiendag
€ 53,22
Disclaimer
Thank you for visiting our website. This website is owned and operated by Delphy B.V. in Wageningen, registered at the [...]
Discover the Bio Rural Toolkit!
15 October 2024
Discover the Bio Rural Toolkit and increase your knowledge and network within the European bioeconomy! Are you an entrepreneur looking [...]
Dominique Cammaert
Researcher Arable Farming and Field Vegetables
Download de whitepaper!
The five success factors for data-driven management
Drift-reducing spraying techniques
28 April 2025
Research into the optimal choice of spray nozzle and spray system for effective control within the framework of drift-reducing spraying.
research
Dutch Strawberry Day 2025
De jaarlijkse aardbeiendag is een intitiatief van Delphy, Glastuinbouw Nederland en ZLTO.
8
January
2025
Dutch Strawberry Day 2026
On Wednesday January 7, 2026 the annual Strawberry Day will be held again in the Congrescentrum 1931 in ‘s-Hertogenbosch. An [...]
7
January
2026
Dutch Strawberry Day 2027
On Wednesday January 6, 2027 the annual Strawberry Day will be held again in the Congrescentrum 1931 in ‘s-Hertogenbosch. An [...]
6
January
2027
Ed den Uijl
Crop Employee
Effective low-emission spraying techniques
23 October 2023
Research the optimal choice of nozzle and spray system for effective control within the framework of drift-reducing spraying.
research
Emmy Stals
Office Manager Arable Farming South-East Netherlands
EnergiekEvent 2025 (Dutch spoken)
Delphy Event: June 18, 2025 the annual EnergiekEvent will be held at Wageningen University & Research in Bleiswijk
18
June
2025
Energy saving in radish greenhouse cultivation
3 February 2026
This research includes a monitoring process and a field trial using radiation-based screens to quantify potential energy savings in radiant [...]
research
Entree Field Day
€ 90,90
(maximaal 2 tickets per bedrijf) / (with a max of 2 tickets per company)
Entree Field Day -Early Bird (only Dutch: alleen voor telers en plantenkwekers)
€ 61,98
(maximaal 2 tickets per bedrijf) / (there is a maximum of 2 tickets per company)
Eric Poot
Manager Improvement Centre
Eric van Vliet
Consultant Greenhouse Vegetables
Erik de Rooij
Consultant Pot Plants, Crop Appraiser
Erik Tomassen
Consultant Field Vegetables
Erik van Mil
Research assistant horticulture
Estelle Kempen
Country Manager South Africa
Eugène van Abeelen
Senior Advisor Perennials, Tree cultivation and Cut flowers in field and containers
Europa Horizon project GOOD: agroecology for weeds
4 January 2023
In GOOD, we explore sustainable solutions for agroecological weed management.
Expanding international crop consultancy
19 February 2026
Reuben Blackie focus for Peterson Solutions and Delphy on international expanding technical advice for coffee, potatoes, and tobacco.
Explore
Discover Delphy by browsing our projects, research studies, trainings, blogs and articles. Looking for events? Our events can be found [...]
Extra berekening Aardbeiendag 2026 (geen early-bird van toepassing)
€ 33,06
Extra berekening ISFC 2026 (geen early-bird van toepassing)
€ 33,06
Extra Gids Gewasbescherming Vollegrondsgroenten
€ 98,00
Papieren gids vollegrondsgroenten
Extra Gids Gewasgezondheid Kleinfruit en Aardbei
€ 127,00
Papieren gids, alleen in combinatie met een abonnement of eenmalige gids Gewasgezondheid kleinfruit en aardbei
Extra inlogcode App Gewasbescherming Boomteelt en Vasteplantenteelt
€ 50,00
Bestel hier een extra inlogcode voor de Gewasbeschermingsapp Boomteelt en Vasteplantenteelt.
Fertigation in horticulture (Dutch spoken)
An online training course for anyone who wants to learn more about fertilisation in greenhouse farming.
training
Fertigation in Horticulture (English spoken)
Online training, for anyone with some experience who wants to learn more about fertilisation in greenhouse farming.
training
Fertilisation Consultancy – Open Crops
Delphy is all about effective fertilisation, with plant sap analysis as a key tool.
Field Day Dinner
€ 50,45
Field demonstration in Marknesse shows potential of drip irrigation and fertigation in onions
9 July 2025
On Monday evening, June 24, a well-attended field demonstration on drip irrigation and fertigation in onion cultivation took place in [...]
Field Trip – 6 juni
€ 28,92
Field Trip ISFC
€ 31,40
Fieldlab Vertical Farming 2.0
20 August 2025
Fieldlab Vertical Farming 2.0 work on the development and dissemination of knowledge regarding cultivation in daylight-free climate chambers.
research
Find an expert
Floris Coenders
Consultant Greenhouse Vegetables
Flower Cultivation of the Future (SierTeelt van de Toekomst)
Delphy will organise workshops and demonstration days in 2025-2027 to share the latest knowledge, ensuring that entrepreneurs are well prepared [...]
project
Follow-up of ‘long fibre’ hemp trials in 4 countries thanks to the Interreg Hemp4Circularity
29 February 2024
Thanks to the Interreg NWE Hemp4Circularity project, textile hemp trials have been successfully carried out in Belgium, Germany, France and [...]
blog
Food Systems in Practice – Pilot training (2024)
Food Systems in Practice – Pilot training (2024)
project
Food Systems in Practice (2025)
Food Systems in Practice (2025)
project
Fossil-free tomato with dimmable LED lighting
18 October 2023
In this study, we demonstrate a fossil-free cultivation concept of year-round exposed tomato with dimmable LED lighting.
research
François van Abeelen
Senior Advisor Floriculture, Conifers, Roses
FRC Randwijk Youth, Sponsors and Supporters Day
The annual Youth, Sponsors and Supporters Day, themed: ‘Shaping the Future Together’
27
May
2025
Frederick Roseboom
Consultant Arable Farming and Field Vegetables
Frederiek van Oostrom
Junior Consultant Fruit Growing
Fruit Logistica 2025
Delphy is aanwezig op de Fruit Logistica. Bezoek ons in hal 3.2, stand A-24
5
February
2025
Fruit Logistica 2026
Delphy is aanwezig op de Fruit Logistica. Bezoek ons in hal 3.2, stand A-24
4
February
2026
Fruit Logistica 7,8,9 Februari 2024
The Delphy booth can be found in hall 3.2, booth number D-51. 7 and 8 February 2024, 9 a.m. – [...]
7
February
2024
Fruitnet Tomato Congress (Malaga, Spain)
Visit Delphy at the Fruitnet Tomato Congress on 11 November 2025 (Malaga, Spain)
11
November
2025
General Terms and Conditions
General Terms and Conditions Delphy BV | 2021 | English General Conditions Delphy Research and Development BV | 2025 | [...]
Geoff Flikweert
Consultant Arable Farming
Geoffrey Nyandoro
Agriculture Project Manager, Trainer
Gerrit van Westreenen
Crop Employee
Gert Voeten
Consultant Soft Fruit
Gewasbeschermingsgids Akkerbouw en Veehouderij (losse verkoop)
€ 72,50
Bestel hier een los exemplaar van de Gewasbeschermingsgids Akkerbouw en Veehouderij.
Gewasbeschermingsgids Akkerbouw en Veehouderij abonnement
€ 63,75
Bestel hier een abonnement op de Gewasbeschermingsgids Akkerbouw en Veehouderij.
Gids gewasbescherming Boomteelt en Vasteplantenteelt (losse verkoop)
€ 125,00
Bestel hier een los exemplaar van de Gewasbeschermingsgids Boomteelt en Vasteplantenteelt. Een gids vol praktische adviezen tegen ziekten, plagen en [...]
Gids gewasbescherming Vollegrondsgroenten
€ 134,00
Gids met toelatingen voor Vollgrondsgroenten 2026.
Gids Gewasgezondheid Kleinfruit en Aardbei
€ 165,00
Gids met toelatingen voor kleinfruit en aardbei 2026
Glass Vegetables Event on 22 May 2024 (Dutch spoken)
On Wednesday afternoon, 22 May, we will take you through the challenges for greenhouse vegetable growing and the latest developments [...]
22
May
2024
Gondy Heijerman
Researcher soft fruit Delphy ISFC
Gonneke Hiemstra
Project Administrator
GOOD: Agroecological weed management systems and protocols
Through a multidisciplinary approach, GOOD aims to create, implement and evaluate Agroecological Weed Management systems and protocols.
project
Grass cultivation in a Vertical Farm
11 February 2026
Research into the economic feasibility of growing grass for cows in a Vertical Farm to save valuable agricultural land.
research
Green Guide Delphy
8 January 2024
Delphy launches the ‘Delphy Green Guide’ to inform growers and interested parties about green crop protection products and biostimulants.
Greenhouse Management Hightech Cultivation
Nowadays, Cultivation in greenhouses is a combination of green-fingers and hightech. To use the technology efficiently, knowledge of plant processes [...]
training
GreenTech Americas (Mexico)
Visit us at GreenTech Amercias in Querétaro in Mexico van 24 – 26 March 2026.
24
March
2026
Greentech Amsterdam 2025
Delphy is an exhibitor at Greentech Amsterdam 2025.
10
June
2025
Greentech Amsterdam 2026
Delphy is an exhibitor at Greentech Amsterdam 2026.
9
June
2026
Growers continue reseach for resilient cultivation of seed onions and carrots
20 December 2024
In the project ‘ Searching for a resilient cultivation of carrots and onions’ arable farmers from the Noordoostpolder, CLM Research [...]
article
Growing long-fibre hemp: a survey of farmers
28 February 2024
The Hemp4Circularity project aims to integrate long-fibre hemp into the textile value chain in northwest Europe.
blog
Growing with Light
Growing with Light, focused on cultivation and economics aspects of light, is in collaboration with HAS green academy.
training
Guus Braam
Manager Team Bulb Flowers
Hans Kok
Consultant and Researcher Flower Bulbs
Hans van den Goor
Consultant Soft Fruit, Asparagus
Harm de Boer
Senior Consultant Arable Farming, Manager Research North-East Netherlands
Harrie Pijnenburg
Consultant Soft Fruit and Field Vegetables
Hemp4Circularity
Hemp4Circularity develops the long hemp fibre and applies it in the textile value chain of Northwest Europe.
project
Herbert Stolker
Senior Advisor Covered Vegetable Cultivation
Herbicide research on flower bulbs
22 October 2023
Research on effectiveness of herbicides that become newly available, in collaboration with suppliers and growers.
research
HIC launches the first venture studio for greenhouse horticulture
30 October 2025
The HortiScience Innovation Center (HIC) has officially opened the HIC Venture Studio in Bleiswijk today. It is the world’s first [...]
History
Delphy’s roots At the end of the 19th century, when the need for increased food production grew, the Dutch government [...]
History
We are dedicated professionals with a common passion: We Make Growers Better.
Hoeveel uur belichten?
Hoeveel uur belichten? Een vraag die menig teler zichzelf meermaals afvraagt om de hoogst haalbare productie te behalen met zo [...]
Hof van Heden
In het project ‘Hof van Heden’ geven we vorm en inhoud aan het ‘containerbegrip’ natuur inclusieve landbouw.
project
Honma Makoto
Consultant Greenhouse Horticulture Delphy Japan
Hort2thefuture
The Horizon Europe project Hort2thefuture, of which Delphy is one of 28 partners, will scale up innovative, sustainable solutions for [...]
project
Horticontact 2025
Let us meet 18, 19 & 20 February during Horticontact in booth B-11
18
February
2025
Horticontact 2026
Let us meet 25 and 26 February during Horticontact in booth G24
25
February
2026
HortiScience Innovation Center (HIC)
28 January 2026
Startups and scaleups can demonstrate and validate an innovative greenhouse horticulture idea in a professional research environment.
research
Hot heating research tulip to control tulip gall mite
18 October 2023
An alternative method to control tulip gall mite and secure the future of tulip cultivation
research
Houda Thlibi van Poppel
Trainer international
humans
HydroSoilWise: Enhancing Hydromanagement & Soil health in agriculture for a Climate-Wise environment
The Interreg North-West Europe project HydroSoilWise – ‘Enhancing Hydromanagement & Soil health in agriculture for a Climate-Wise environment’ addresses these [...]
project
Increasing the Efficiency of Potato Value Chain In the Great Lakes Region Rwanda
Increasing the efficiency of potato value chain in the great lakes region Rwanda.
project
Innovatiedag Pioenroos (Dutch spoken)
You want tools for healthy and fertile soil, be there at the Peony Day! Interesting for peony growers as well [...]
3
June
2026
Innovatiedag Pioenroos (Dutch spoken)
You want tools for healthy and fertile soil, be there at the Peony Day! Interesting for peony growers as well [...]
6
June
2025
Innovatiedag Pioenroos (Dutch spoken)
You want tools for healthy and fertile soil, be there at the Peony Day! Interesting for peony growers as well [...]
7
June
2024
Innovatiedag Pioenroos had a lot of visitors
14 June 2024
The Peony Innovation Day organised on 7 June was well attended.
Innovation Project Leafy Crops
18 October 2023
Delphy Research: Innovation project leafy crops, to improve yield, shelf life and quality in leafy vegetable cultivation.
research
Innovative sustainable fruit growing systems
23 October 2023
Making Zeeland’s fruit farming more sustainable by growing healthy and robust crops.
research
Innovative tree cultivation in the spotlight at Notkamp Tree Nursery
31 October 2025
The day was entirely devoted to innovation and sustainability in tree cultivation and attracted many interested growers from the region.
Inschrijving EnergiekEvent 18 juni 2025 geopend!
26 May 2025
Delphy Event: 18 juni 2025 is het jaarlijkse EnergiekEvent, waar de nieuwste inzichten over o.a. verdamping en ontvochtiging, CO2, duurzame [...]
Intensive cultivation of blueberries
4 September 2024
Optimisation of blueberry cultivation with various intensive cultivation techniques such as cultivation in pots under rain caps with high planting [...]
research
International Soft Fruit Conference 2025 (ISFC)
The 13th edition of the “International Soft Fruit Conference” will take place on Thursday 9th January 2025 in the Netherlands. [...]
9
January
2025
International Soft Fruit Conference 2026 (ISFC)
The 14th edition of the “International Soft Fruit Conference” will take place on Thursday January 8, 2026 in the Netherlands. [...]
8
January
2026
International Soft Fruit Conference 2026 (ISFC)
The 14th edition of the “International Soft Fruit Conference” will take place on Thursday January 8, 2026 in the Netherlands. [...]
9
February
2026
International Soft Fruit Conference 2027 (ISFC)
The 15th edition of the “International Soft Fruit Conference” will take place on Thursday January 7, 2027 in the Netherlands. [...]
7
January
2027
Iris van Poucke
Consultant Soft Fruit
Irma Bellekom
Management Assistent
Izaak van der Lelij
Consultant Horticulture, specialism: block pepper, pointed pepper, pepper
Jaap Grezel
Consultant Arable Farming
Jacco van der Wekken
Managing Director
Jacco Verheul
Crop Manager
Jaime Ahumada Espinoza
Researcher and Consultant Medicinal Plants Cultivation
Jan Janssen
Consultant Soft Fruit
Jan Kranenburg
Master Grower, Consultant
Jan Salomons
Senior Consultant Arable Farming
Jeroen van Buren
Manager and Consultant Greenhouse Vegetables and Ornamentals
Jeroen van der Meij
Project Manager Research Floriculture
Jeroen Willemse
Senior Consultant Arable Farming
Jeroen Zwinkels
Senior advisor greenhouse vegetables, Pepper
Jessica van Schuppen – Mulder
Marketing and Communication Consultant
Johan van den Broek
Cultivation Manager and Researcher Tree Cultivation and Perennials
Johnny Remijn
Consultant Arable Farming
Jolanda Blanken
Office Manager
Joop Verhoeven
Consultant Egg Plant, Tomato, Pepper
Joost Scholten
Crop Engineer Soft Fruit
Joris Mulders
Consultant Greenhouse Vegetables
Juliane Braun
Consultant Soft Fruit
Kasia Maynard
Consultant Soft Fruit Delphy UK
Kees Kranenburg
Consultant Greenhouse Horticulture
Kenny Senssen
Consultant Strawberries
Kenzo Kano
Consultant GreenhouseHorticulture Delphy Japan
Khushal Khan
Project Manager International
King’s Day Celebration in Cairo
By invitation only: Celebration of King’s Day in Cairo. Delphy is Platinum Sponsor!
28
April
2025
Klaas van Egmond
Crop Engineer, Manager Delphy Digital
Klaas Walraven
Manager Team Soft Fruit, Consultant Soft Fruit
Knowledge Event Delphy ISFC March 2025
A knowledge event by and for the soft fruit sector, at our research location Delphy ISFC in Horst.
26
March
2025
Koen Wilhelm
Researcher Arable Farming
Lauran van der Hart
Consultant Arable Farming
LED at Ornamentals and Perennials
16 October 2023
Research on the benefits of LED lighting in various crops.
research
Leontine Noort
Research assistant and communication
Liane Smit
Financial administration staff member
Licenses meetings for Tree and Perennial Horticulture
Delphy organizes various license meetings for the renewal of your certificate of professional competence in crop protection
training
Licenses meetings for Tree and Perennial Horticulture
During the winter period, Delphy organizes various license meetings for the renewal of your certificate of professional competence in crop [...]
20
February
2026
Licentie adviseren GWB
As an advisor, you are required to attend a renewal meeting regularly. Delphy Academy organizes various renewal meetings throughout the [...]
training
LichtEvent 2026 (Dutch spoken)
Tuesday afternoon, March 24th, the LichtEvent will once again take place at the Delphy Improvement Centre in Bleiswijk.
24
March
2026
Lily under LED: the physiology of leaf problems
9 February 2026
Research into the physiological causes of leaf problems and to develop tools for robust, energy-efficient LED cultivation of lilies.
research
Lisa van der Zanden
Crop Assistant
Live demo’s QMS during the Canadian Greenhouse Conference (8 and 9 October 2025 in Canada)
6 August 2025
QMS Tomato, Cucumber and Strawberry. These tools help growers to make choices based on data.
Louise Saunders
Office Manager Delphy UK
Luc Remijn
Consultant Arable Farming
Maarten Kommers
Team lead West Africa, Senior Project Manager
Magazine DE Delphy 2024/25
25 April 2024
Magazine DE Delphy is an in-house publication of Delphy. Version 2024/25 has the theme: the impact of practical research.
Malu Steenwijk
Researcher Flower Bulbs
Marc van Tilburg
Consultant Soft Fruit
Marcus Vermeer
Software Developer
Marije Schrauwen-Oomen
Office Manager
Marta Repelewicz-Szybkowska
Senior Consultant Greenhouse Vegetables, Tomato and Cucumber
Martijn Gevers
Consultant Potted and Bedding Plants, Research
Martijn Voorwinden
Consultant floriculture, Flowering and Green Plants
Marvin Straatman
Service Desk Delphy
Masterplan Licht
21 May 2025
The goal of this project is to research the effect of dynamic lighting with LED on different crops.
research
Masterplan Verdamping
21 May 2025
This research project is about the effect of air circulation on transpiration in a high humidity LED cultivation of tomato.
research
Mathilde van Werven
Communication advisor
Max van den Hemel
Lead Business Developer
Mayada Seoudi
Project Manager International
Mechanical pollination and maximum screening
10 February 2026
Research into the potential of mechanical pollination under full-LED in tomato cultivation at Delphy Improvement Centre.
research
Meeting: Certification, why, what and how? October 10 2025
Sustainability is becoming increasingly important in both cultivation and purchasing. More and more buyers are demanding that growers who supply [...]
10
October
2025
Met low-ε glas naar een fossielvrije aubergineteelt
30 January 2025
Research into possibilities to reduce energy consumption in eggplant cultivation with low-ε and AR coatings on the glass.
research
Milan Franssen
Teamleader Projects and Innovations
Mio Arai
Consultant Greenhouse Horticulture Delphy Japan
Mio Ariga
Consultant Greenhouse Horticulture Delphy Japan
Mirjam Houben
Office Manager Soft Fruit
Mirjan Brouwer-Stam
Office Manager
Moussa Bathily
Country representative Senegal, Senior Consultant
My Account
Nahoko Irizuki
Office Manager Delphy Japan
Natasja Geurtsen
Office Manager
Nayira Hassan
Project Manager / Consultant
Nejla Baykus
Deputy Chief Financial Officer
Nelis van der Bok
Senior Advisor Arable Farming, Specialist Soil, Water and Fertilisation
New in QMS: compare crops
25 March 2025
New in QMS: compare crops
Nick Dermois
Advisor Arable Farming South Drenthe and Overijssel
Nick Evans
Consultant Soft Fruit Delphy UK
Niek Vedelaar
Consultant Arable Farming and Field Vegetables
Niels Feder
Consultant Top Fruit
Niels Rijken
Project Manager
Niels van der Geest
Engineer data driven crop management, expert QMS
NIL-Duurzame en Natuurinclusieve Noordelijke Bouwplannen (SNN-00231)
Introductie project: Natuurinclusieve landbouw, een agrarisch model dat actief de natuur integreert in zijn bedrijfsvoering, wordt steeds belangrijker, gezien de [...]
project
Nutri-check NET
During the next 3 three years, this project will establish a self-sustaining, multi-actor, Thematic Network called “NUTRI-CHECK NET” that builds [...]
project
Ongoing dahlia research
19 October 2023
Delphy has been conducting research on biostimulants and plant protection products in dahlia since 2018.
research
Open Day Delphy Research Location Tree Cultivation and Perennials
Annual open day at Delphy Research Location Tree Cultivation and Perennials at Dijkgraafweg 32 in Hazerswoude Dorp.
29
September
2023
Open Day FRC Randwijk
The annual open day at FRC Randwijk.
13
August
2025
Open Day Research Nursery Tree and Perennial Horticulture Research Nursery
Friday, Sept. 27, 2024: annual open day Delphy Research Nursery with tours of public trials and presentations of projects and [...]
27
September
2024
Optimesti
Variabele toediening van dierlijke mest optimaliseren en op een hoger niveau tillen
project
Order complete
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Organisation
Delphy has more than 250 dedicated employees, working from home or from various offices across the Netherlands and the rest [...]
Our DNA
We are a (high-tech) knowledge company and innovators in cultivation, data-driven crop management, research, projects and training.
Our own Magazine: the Delphy
4 December 2023
The Delphy is Delphy’s own magazine in which we take a deeper look at our daily work.
Patrycja Kamminga-Meier
Finance and project administration staff member
Paul de Veld
Senior consultant Chrysanthemum and other cut flowers
Paul Grootscholten
Junior Consultant Horticulture
Paul Hooijman
Manager Team Arable Farming Northwest Netherlands, Advisor Arable Farming
Paul van der Nat
Operating Manager Improvement Centre, Vertical Farming
Paul van Elmpt
Senior Consultant Soft Fruit
Pear Day 2024
Delphy Event: the two-yearly Pear Day in Krabbendijke. Theme: sustainable cultivation.
5
July
2024
Peat-poor and peat-free cultivation
22 October 2023
Delphy conducts annual studies on peat-poor and peat-free cultivation. In this way, we gain experience with other substrates with the [...]
research
Pests and Diseases Management (Arabic)
An integrated crop protection program requires knowledge of diseases, pests, biological solutions and scouting – يتطلب برنامج حماية المحاصيل المتكامل [...]
training
Pests and Diseases Management in protected cultivation
A successful integrated crop protection program requires a certain knowledge of crops, diseases, pests, biological solutions and scouting.
training
Peter Keijzer
Consultant Pot Plants
Peter Morrenhof
Consultant Tree Cultivation and Perennials
PHAntastic
The PHAntastic project tackles the reduction of agricultural chemicals and plastic pollution with the help of PHAs, a family of [...]
project
Phase Change Materials (PCM) heat battery
4 February 2026
Research Energy savings of the Phase Change Materials (PCM) heat battery and its influence on the growth and quality of [...]
research
Phytophthora Alert NO
€ 249,00
Piet Smal
Senior Consultant Alstroemeria
Pilot Circular Agriculture Northern Netherlands
Key values in this project: sustainable management of soil and water, deployment of advanced technology and a focus on biodiversity.
project
Pilot innovative techniques for lighting and heating in cucumber cultivation
11 December 2024
Participants: This experiment is being conducted by a partnership of BASF, Sollum, 30 MHz, Advanced Heating Technologies, and GFSC. Research [...]
article
Pim Kleeven
Researcher Delphy ISFC
PlantGoed
Ontwikkelen en inzetten van diverse innovaties bij de opkweek van plantgoed voor jaarrond plantgoed- en zachtfruitproductie
project
Pootaardappeldag 2025 (dutch spoken)
21 January the Potatoday will be organised with workshops and fair in Emmeloord.
3
February
2026
Pootaardappeldag 2025 (dutch spoken)
21 January the Potatoday will be organised with workshops and fair in Emmeloord.
21
January
2025
Pot and Bedding Plant Day: Sector sets course for sustainable and data-driven future
22 October 2024
At the annual Pot and Bedding Plant Day, organised by Glastuinbouw Nederland, Delphy and Kas als Energiebron, growers, suppliers, and [...]
Pot plant cultivation
The modern potted plant sector is very dynamic. This expert training is aimed at growers and cultivation managers of pot [...]
training
Potato Europe
Potato Europe. Booth F6-04 Tuesday 3 and Wednesday 4 September Location: WUR open fields, Edelhertweg 1, Lelystad 9.00 – 18.00 [...]
3
September
2025
Potato Europe
Potato Europe. Booth F6-04 Tuesday 3 and Wednesday 4 September Location: WUR open fields, Edelhertweg 1, Lelystad 9.00 – 18.00 [...]
3
September
2025
Practical manuals and videos for a sustainable fruit-growing system
18 April 2025
Within a sustainable fruit-growing system growers have to deal with various diseases and pests in the orchard. Individual components of [...]
Praktijkproeven Perceelafspoeling Flevoland 2022
Delphy Improvement Centre, CLM en Delphy voerden in 2022 het project ‘Praktijkproeven perceelafspoeling Flevoland’ uit.
project
Praktijkproeven Perceelafspoeling Flevoland 2023-2024
Delphy Improvement Centre, CLM en Delphy voeren in 2023/2024 het project ‘Praktijkproeven perceelafspoeling Flevoland’ uit.
project
Presentations are online of the Dutch Potatoday
16 February 2026
The presentations from these workshops can be viewed on the events page (in Dutch).
Privacy Policy
This Privacy Statement applies to all personal data that Delphy Group B.V. processes for its clients and relations. When you [...]
Proeftuin Randwijk reveals new name: FRC Randwijk
17 January 2025
FRC Randwijk is the new name for Proeftuin Randwijk. Delphy is a shareholder of FRC Randwijk.
Project ‘wAardewerk’ onderzoekt circulaire aanvulgronden en vermindering fosfaat
10 April 2025
Project ‘wAardewerk’ onderzoekt circulaire aanvulgronden en vermindering fosfaat
Projects
Providing smallholder farmers hydroponic methods (ProSal-Hydro)
Providing smallholder farmers hydroponic methods (ProSal-Hydro)
project
QMS Chrysanthemum
The power of QMS Chrysanthemum: efficient and data-driven cultivation Chrysanthemum cultivation involves complex crop schedules and a high rotation speed. [...]
QMS Cucumber
With QMS Cucumber, you calculate the different scenarios of a cultivation plan.
QMS Fruit Cultivation
Root pruning based on drone footage A component of QMS Fruitteelt is the root pruning module. Based on drone images, [...]
QMS Greenplan
Practical crop planning and management for pot plant cultivation QMS Greenplan is the dedicated crop planning and crop management software [...]
QMS Leaf Juice
Combining leaf juice analyses with crop- and cultivation-stage-specific target values, the leaf juice analysis module advises on fertilisation. Leaf sap [...]
QMS now also integrated with the IIVO climate computer!
20 December 2024
Together with Hoogendoorn Growth Management, Delphy has taken a major step in data-driven cultivation. QMS has been expanded with a [...]
QMS Phalaenopsis
QMS Phalaenopsis provides insight into the growth of Phalaenopsis plants by recording leaf and stem data, flowers and buds.
QMS SolFer
QMS SolFer (Solube Fertilizers) is applied to calculate fertiliser recipes in systems with soluble nutrients (A&B tanks/injection).
QMS Strawberry
QMS Strawberry calculates various scenarios of a cultivation plan. Company- and variety-specific information is the basis for an optimal ‘start [...]
QMS Strawberry for more control over the strawberry cultivation with data
24 January 2025
Delphy Digital launched QMS Strawberry. This is a data-driven softwaresystem that empower the planning and optimalisation of the cultivation.
QMS Tomato
The optimal cultivation strategy for tomato cultivation! The optimal stem density? How many fruits per bunch? The optimal amount of [...]
QMS Tree Cultivation
QMS Tree Cultivation has 15 disease and pest warning models. Infection pressure is determined based on weather stations at nurseries.
QMS Water
Precise Irrigation Control with QMS Water A model for controlling irrigation for arable crops. Based, among other things, on data [...]
QMS Water by Delphy Digital wins Innovation Award
21 February 2025
QMS Water, an advanced software platform that combines soil moisture levels, crop development,and weather forecasts for an optimal irrigation.
Refund and Returns Policy
This is a sample page. Overview Our refund and returns policy lasts 30 days. If 30 days have passed since [...]
Remon te Velde
Consultant Arable Farming
Remote Precision Growing (RPG)
20 May 2025
Research project aimed at developing, testing and validating an autonomous cultivation system in greenhouse horticulture.
research
René Bal
Senior Consultant Top Fruit, Manager Team Fruit Growing
René Corsten
Senior Consultant Chrysanthemum, Cut flowers, Potted plants and Cannabis
René van Tol
Manager Team Tree Cultivation, Consultant Floriculture
Renould Schiffelers
Consultant Arable Farming
Rens Smith
Manager Team Greenhouse Vegetables, advisor cucumber, autumn tomato and leaf crops
Research
Delphy Research: our researchers solve practical problems, focusing on digitalisation, climate-proof cultivation and robust systems.
Research Location Randwijk: Fieldday 15 August 2024
Proeftuin Randwijk is organising its annual open day on 15 August 2024. During the afternoon programme, the tour can be [...]
15
August
2024
Reuben Blackie
crop consulting (international)
Revitalizing Egyptian soils – Less salt and more organic matter
Revitalizing Egyptian soils – Less salt and more organic matter
project
Ricardo Schellevis
Crop Employee
Richard Steenvoorden
Researcher Horticulture
Rik Stolk
Arable Farming Advisor South West
Rita Thenu
Secretary
Road toward a consortium on Climate and Water Smart Protected Cultivation (PIB)
Road toward a consortium on Climate and Water Smart Protected Cultivation (PIB).
project
Robert van Adrichem
Crop Employee
Robert Vollebregt
Consultant Greenhouse vegetables like omato, Pepper, new crops
Robin Bacon
Consultant Soft Fruit Delphy UK
Robin van der Helm
Customer Success Manager
Roel van der Vlugt
Consultant Flower bulbs and Bulb Flowers
Roelof Naber
Manager Team Arable Farming Northeast Netherlands, Advisor Arable Farming
Rondleiding Boot en Dart 27 juni 2025
€ 0,00
Rondleiding containerteelt met licentieverlenging 26 september 2025 (cat. Teelt)
€ 80,00
Rondleiding containerteelt zonder licentieverlenging 26 september 2025 (cat. Teelt)
€ 0,00
Rondleiding deelname Pioendag 6 juni 2025
€ 0,00
Rondleiding deelname Pioendag 7 juni 2024
€ 0,00
Rondleiding met spuitlicentieverlenging Boot en Dart 27 juni 2025
€ 80,00
Rondleiding met spuitlicentieverlenging deelname Pioendag 6 juni 2025
€ 80,00
Rondleiding met spuitlicentieverlenging deelname Pioendag 7 juni 2024
€ 80,00
Rondleiding met verlenging spuitlicentie demodag Boomteelt 29 augustus 2024
€ 80,00
Rondleiding volle grond met licentieverlenging 26 september 2025 (cat. Teelt)
€ 80,00
Rondleiding volle grond zonder licentieverlenging 26 september 2025 (cat. Teelt)
€ 0,00
Royal Peterson and Control Union acquires majority stake in Delphy Group BV
3 October 2024
Delphy will become part of Peterson Projects and Solutions, which focuses on consultancy and knowledge activities, including agriculture and horticulture.
Rudy Devreker
Manager Team Soft Fruit Delphy Belgium | Consultant Greenhouse Vegetables
Salah Ali
Manager Team Egypt/Area Lead North Africa
Salt adaptation for sustainable agricultural development under climate change effects
Salt adaptation for sustainable agricultural development under climate change effects.
project
Sandra Clabbers
Secretary Team Arable Farming Southeast Netherlands
Sandy Duijnisveld
Financial administration staff member
Sarah Kemp
Researcher top fruit
Sarah-Maria Scheid
Project Manager International
Saskia in ‘t Hout
Office Manager
Save the date: DigitaliseringsEvent 24 September 2025 (Dutch spoken)
15 July 2025
IIn several workshops the latest insights into AI, models and robotics will be discussed.
Save the date: Open dag Onderzoekskwekerij Boomteelt en Vaste Plantenteelt (Dutch spoken)
Friday, September 26, 2025: annual open day at Delphy Research Nursery with guided tour of public trials and presentations of [...]
26
September
2025
Save the date: Workshop on future-oriented fertilization and substrates
Gain knowledge during the workshop on future-oriented fertilization and substrates in container cultivation for tree and perennial plant cultivation.
16
December
2025
SDGP Knowledge Exchange Webinar: Nature-Based Solutions for Agriculture and Forestry
SDGP Knowledge Exchange Webinar: Nature-Based Solutions for Agriculture and Forestry
19
June
2025
Search for robust carrot and onion cultivation
Delphy Improvement Centre, CLM Research and Advice and Delphy are investigating robust cultivation of carrots and onions.
project
Seed potato day
This year’s Delphy Seed Potato Day is on 30 January. A knowledge day for everyone involved in the cultivation of [...]
30
January
2024
Services
Shop
Sigrid Arends
Consultant Arable Farming
Silvester de Nooijer
Team Leader Research Horticulture
Slim omgaan met water
17 June 2025
In de akkerbouw groeit de interesse voor druppelirrigatie. Druppelirrigatie biedt veel voordelen, maar weeg deze goed af tegen de nadelen.
research
Soft Fruit Greenhouse Cultivation (high-tech)
An expert training course for soft fruit professionals on growing soft fruit in high-tech greenhouses.
training
Spectral filtering PV in cool crops – strawberry pilot
19 August 2025
Research to determine the potential of spectrally filtering PV in cool crops for generating sustainable energy in greenhouses.
research
Stefan Michiels
Consultant Arable Farming Southeast Netherlands
Stephanie Langeweg-Gerdes
Manager Arable Farming Southwest-Netherlands
Stijn van der Heijden
Project Manager International
Strawberry digitalization project accelerates data-driven management in greenhouse horticulture
11 June 2025
The EIP-project ‘Strawberry: Ripe for Digitalization is to accelerate digitalization in greenhouse strawberry cultivation
Strawberry: Ripe for Digitization
EIP Project for a future proof strawberry cultivation.
project
Strengthening Center of Excellence for Sustainability
Interdisciplinary approach to tomorrow’s challenges: Strengthening Center of Excellence for Sustainability by innovative training methods on Water food nexus and [...]
project
Studiegroep Precisie Fruitteelt
Graag nodigen wij u uit om deel te nemen aan de studiegroep Precisie Fruitteelt. Voor deze studiegroep komen bedrijven in [...]
training
Subscribing newsletter Delphy Academy
Successful “Delphy Digital Summit” in Kingsville, Canada!
8 April 2024
We look back on a successful edition of the ‘Delphy Digital Summit’, which took place on Wednesday, March 20 in [...]
Successful Biobased Acceleration Day Arable Farming
10 September 2025
The Province of Zeeland supports research and development of Biobased Garden with €180,000
Successful demo day at Delphy Tree and Perennial Horticulture Research Nursery
3 October 2025
At the demo day at the Delphy Tree and Perennial Horticulture Research Nursery, there was a lot of attention for [...]
Supporting smallholder farmers
Supporting smallholder farmers by capacity building of extension staff on innovative agricultural methods.
project
Surface runoff: soil type makes a difference
4 December 2023
Practical research on surface runoff and management measures. This research contributes to environmental goals and sustainable crop protection.
Susan Koop
Office Manager
Susan Tepper
Junior Consultant Arable Farming
Susanne Bouten
Crop Assistant
Sustainable Development Goals
With its knowledge and expertise, Delphy contributes to health, food safety, sustainability and well-being for people on earth.
Sustainable water and resources management
Sustainable water and resources management for sugarcane and sugar beet production in Egypt and India
project
Takafumi Aoyagi
Consultant Greenhouse Horticulture Delphy Japan
Test BTW hoog
€ 1,00
Test BTW laag
€ 1,00
The appelday 2025 with theme ‘Fruit cultivation 2030’ was a great succes!
7 July 2025
The appleday, organised at July 3d was a great day!
The Delphy Academy
9 January 2024
The Delphy Academy supports starting professionals in their development as experts, as professionals and as people.
The five success factors for data-driven management
7 May 2024
Discover the future of cultivation management with our latest whitepaper on ‘the five success factors for data-driven management.’ In this [...]
The Green Resilient Entrepreneur – a green polder all year round
Farmers in Zeeland face the challenge of working towards resilient, sustainable, and nature-inclusive agriculture on their farms
project
The New Plant Health in Soft Fruit
An integrated approach to plant health within which minimisation of chemical crop protection is central.
project
Theo Roelofs
Senior Consultant Chrysanthemum and other cut flowers
Thijs Vael
Junior Consultant Arable Farming South West Netherlands
Tickets Checkout
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Tim de Koning
Crop Employee
Tim Verhagen
Junior Consultant Arable Farming
Tiny van Poppel
Grower international
Toegepaste Plantfysiologie
For anyone with some experience who wants to learn more about plant-specific concepts in greenhouse horticulture.
training
Tolk via headset
Tolk via headset
Tolk via headset
€ 78,51
Tomasz Krasowski
Manager and Advisor Greenhouse Vegetables Poland
Tomohiro Handa
Consultant Greenhouse Horticulture Delphy Japan
Towards more biodiversity through crop diversity in Zeeland
Encourage biodiversity through crop diversity including through the use of strip cultivation.
project
Training Chrysanthemum Cultivation Specialist
Learn to understand the cultivation process for optimal results and quality. This training programme consists of 3 courses and is [...]
training
Training Cucumber Cultivation Specialist
Grow as a professional: understand the cultivation process for top results and quality. Three trainings (Cultivation, Water, IPM) supported by [...]
training
Training Strawberry Cultivation Specialist
Understand the cultivation process for optimal results and quality. Three trainings (Cultivation, Water, IPM) supported by the Delphy Soft Fruit [...]
training
Training Tomato Cultivation Specialist
Understand the cultivation process for optimal results and quality. Three trainings (Cultivation, Water, IPM) supported by the Delphy Vegetable team.
training
Trainings
Delphy offers training courses aimed at increasing your professional knowledge, for both individuals and groups. On-site or online.
Trudy van Rhee
Office Manager Team Soft Fruit, Delphy ISFC
UIKC National Onion day at Rusthoeve in Colijnsplaat August 21
UIKC National Onion day at Rusthoeve in Colijnsplaat August 21
21
August
2025
Vacancy: Horticulture Research Team Manager
10 January 2024
You will lead the research team and contribute to the further professionalisation of our research activities.
Vakbeurs GrootGroenPlus
From Wednesday, October 2 to 4, you are welcome to visit Delphy’s exhibition stand (no. G048) during the tree nursery [...]
2
October
2024
Vakbeurs GrootGroenPlus
The advisors and researchers from Delphy Tree Cultivation and Perennial Plant Cultivation will be present at the GrootGroenPlus 2025 trade [...]
1
October
2025
Valdas Kuciauskas
Manager and Consultant Soft Fruit Delphy UK
Valereco
VALERECO aims to highlight legumes’ often overlooked benefits and encourage their integration into cropping systems, supporting environmental sustainability in agricultural [...]
project
vCard
Vera Theelen
Researcher soft fruit Delphy ISFC
Verrood toepassingen in hightech slateelt
7 March 2024
Delphy Improvement Centre heeft onderzoek gedaan naar verrood intensiteiten, belichtingsperioden en toepassingen in de slateelt.
research
Vruchtzame fruitteeltsystemen Zeeland
2 February 2026
Duurzame gewasbescherming tegen ziekten en plagen voor biologische en conventionele fruitteelt
research
Walter van der Meer
Assistant Manager
Water & Fertigation
Without water and nutrients a plant cannot grow. Learn the basic concepts and needs of water uptake and fertigation.
training
We Make Growers Better
Delphy focuses on research, projects, data-driven crop management, consultancy and training. We conduct practice-oriented research and initiate global projects to [...]
Webinar about Phytophthora Infestans in potatoes
Delphy Webinar: Phytophthora control. On the IPM Decisions Platform, you can create a free account to consult DSS’s
21
March
2024
Webinar fruitteelt: risicomanagement door digitale technieken (Dutch spoken)
Follow the webinar ‘how digital techniques can contribute to smarter risk management in fruit growing’ with topics such as QMS [...]
31
March
2025
Webinar green house cultivation (English spoken)
Green house cultivation 22nd November – 12 noon Nigerian time Green house cultivation • Introduction to protected horticulture-general principles, advantages [...]
22
November
2024
Webinar Greenhouse Vegetables: Optimize your cultivation strategy with Delphy QMS
The program “QMS” is a data-driven cultivation management tool developed by Delphy. This tool supports growers by setting up a [...]
4
June
2024
Webinar Nutrientmanagement in potato Mai 27 (Dutch spoken)
webinar about nutrientmanagement in potato
27
May
2025
Webinar open field cultivation (English spoken)
Open field cultivation- 27th November 11am Nigerian time Open field cultivation • Increasing yields through Soil health & management (Bayley) [...]
27
November
2024
Webinar Smart Nutrientmanagement in potato September 2 (Dutch spoken)
webinar about smart nutrientmanagement in potato: part 2 Research
2
September
2025
Webinar Smart Nutrientmanagement in potato September 2 (Dutch spoken)
webinar about smart nutrientmanagement in potato: part 2 Research
28
October
2025
Wendy Schalke
Marketing and Communication Consultant
Wheat straw, from field to building
Prefab straw construction responds to the demand for biobased construction.
project
Wilco Dorresteijn
Senior Consultant Floriculture and Perennials
Wim van Tilburg
Consultant Arable Farming and Field Vegetables
Winter Potato Afternoon 2024
De Delphy Winter Aardappelmiddag 2024, met veel kennis en resultaten uit het afgelopen teeltseizoen.
25
January
2024
Working at Delphy
Click here for current vacancies at Delphy People are the strength of our company Delphy stands for freedom, [...]
Workshop deelname Pioendag 6 juni 2025
€ 0,00
Workshop deelname Pioendag 7 juni 2024
€ 0,00
Workshop Phytophthora en vergelijkbare ziektebeelden (Dutch spoken)
On the morning of the Peony Day, Frank van der Helm and two Delphy advisors will provide a workshop on [...]
7
June
2024
Workshop Scouten
Crop workers are the eyes in the greenhouse. This practical workshop introduces crop scouting to your staff.
training
Wouter Wijnmaalen
Advisor Arable Farming Team South West Netherlands
WUR careerday
Delphy will be participating in the Careerday of Wageningen University and Research.
15
October
2025
Ya Téning Kante
Agricultural Consultant
Yangyang Shi
Data Scientist
Yolanda Zantingh
Office Manager Glastuinbouw
Your request for information
We will get in touch with you shortly Please fill out the form with a co-worker of Delphy
YouTube series on drift-reducing spraying techniques and emission reduction
1 August 2025
Each video shows how existing spraying techniques can be improved, which techniques are available on the market, and how they [...]
Zaalbijeenkomst actualiteiten vollegrond (cat. teelt 12105) 21 januari 2026, 13.30 uur, Boskoop
€ 90,00
Zachtfruit Richting Gas Eruit
In ‘ZachtFruit richting Gas Eruit’ toont Delphy ISFC (Innovative Soft Fruit Centre) in Horst, de praktijkimplementatie van productiestrategieën voor een [...]
project
Zoe Helbrow
Technical Officer Delphy UK
