Receive updates about research, tests, inspections & trainings.
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Variety Testing
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Plant Breeders’ Rights and/or listing DUS-VCU
- Breeder's co-trials vegetable crops
- External Crop Experts Ornamental Crops
- Conditions of submitting identity material for DUS testing
- Calibration books Variety Testing
- National protocols Variety Testing
- Procedure of landraces, hobby market and conservation varieties
- American Plant Breeders' Rights - technical testing
- Two tests in one year
- Identity (Variety Tracer)
- Varietal trueness and varietal purity
- Resistance
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Data of varieties
- Use of a third country synonym for a vegetable variety
- Vegetable-, agricultural- or ornamental crop?
- Authorisation: marketing material of not yet listed varieties
- Internal Naktuinbouw list for vegetable varieties
- List of names of Woody Plants and List of names of Perennials
- OrganicXseeds: database
- Variety descriptions
-
Plant Breeders’ Rights and/or listing DUS-VCU
- Inspections
- Testing & Analyses
- Knowledge & Education
- About us
-
Variety Testing
-
Plant Breeders’ Rights and/or listing DUS-VCU
- Breeder's co-trials vegetable crops
- External Crop Experts Ornamental Crops
- Conditions of submitting identity material for DUS testing
- Calibration books Variety Testing
- National protocols Variety Testing
- Procedure of landraces, hobby market and conservation varieties
- American Plant Breeders' Rights - technical testing
- Two tests in one year
- Identity (Variety Tracer)
- Varietal trueness and varietal purity
- Resistance
-
Data of varieties
- Use of a third country synonym for a vegetable variety
- Vegetable-, agricultural- or ornamental crop?
- Authorisation: marketing material of not yet listed varieties
- Internal Naktuinbouw list for vegetable varieties
- List of names of Woody Plants and List of names of Perennials
- OrganicXseeds: database
- Variety descriptions
-
Plant Breeders’ Rights and/or listing DUS-VCU
- Inspections
- Testing & Analyses
- Knowledge & Education
- About us
Welkom bij Naktuinbouw
About us
Good, healthy and reliable high-quality propagating material and suitable varieties for horticultural entrepreneurs anywhere in the world. That's what we go for!
Variety Testing
Breeders develop new varieties. We examine those varieties for national registration or Plant Breeders' Rights.
Inspections
We inspect plant material for quality, diseases and pests, paying attention to administration, company hygiene, our own quality checks and product traceability.
Import & Export
Material that leaves or enters the EU is inspected by Naktuinbouw or the NVWA (Netherlands Food and Consumer Product Safety Authority). In this way, horticultural entrepreneurs can trade their material all over the world in a healthy way.
Testing & Analyses
Every entrepreneur wants to deliver healthy products to his customer. We test propagating material of seeds, plants and trees for health and quality.
Knowledge & Education
Together with national and international companies, organisations and governments we share our knowledge and expertise to promote learning and innovation.
Working at Naktuinbouw
Openness, a safe working environment, room for own initiative and personal development: these are important to us.
Frequently Asked Questions
Do you've a question about our work? We have listed the questions and answers for you per topic.
News
Protect your crops – Master company hygiene today!
24 november 2025
In horticulture, hygiene isn’t optional - it’s critical. Poor hygiene practices can lead to devastating disease...
Discover the Essentials of Plant Breeders’ Rights and Registration Procedures
21 november 2025
Plant Breeders’ Rights (PBR) are more than a legal concept, they are the backbone of innovation in horticulture....
Bendert de Graaf appointed as new Domain Head GT&A
19 november 2025
On 1 January 2026, Bendert de Graaf will join us as the new Domain Head for Plant and SeedHealth, Testing & Analyses...
Changed opening hours in December 2025
14 november 2025
In December our opening hours deviate from our standard times on a number of days. Please take this into account if...
Courses
Naktuinbouw likes to share its knowledge, both nationally and internationally. That is why we organize various courses & training courses. This gives employees in the green sector the knowledge and skills they need to be successful in their work. We also offer tailor-made in-company training courses.
This is Naktuinbouw
Naktuinbouw (the Netherlands Inspection Service for Horticulture) promotes and monitors the quality of products, processes and production chains in the horticultural sector. The focus is on propagating material (seed and planting materials). Naktuinbouw is an Autonomous Public Body regulated by the Dutch Ministry of Agriculture, Fisheries, Food Security and Nature.
We research varieties, test and inspect seed and plant material and test for diseases and pests. This allows horticultural entrepreneurs to trade their plant material all over the world. Together with companies, organizations and governments - nationally and internationally - we share knowledge to learn and innovate. Good, healthy and reliable high-quality propagating material and suitable varieties for horticultural entrepreneurs anywhere in the world.
That's what we go for!
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