Under the terms of European trade directives and Dutch legislation, producers and traders of propagating material must register with an authorised body. This authority must monitor the companies. Approximately 3,500 companies in the Netherlands are registered with Naktuinbouw. These are breeders, propagators, producers, processing companies and traders.
- Registered companies arboricultural crops
- Registered companies floricultural crops
- Registered companies vegetable crops
