World market leader in onion seed
De Groot en Slot is a Dutch company, based in the province of North-Holland. It excels in a particular area of specialist expertise: onion seed. We enjoy more than 65 years of experience in the development and production of onion seed. A successful venture we are extremely proud of. Together with our partner Bejo, De Groot en Slot is one of the dominant forces in onion seed on the global market.
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