organic seeds for

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Varieties for professional growers

Here you will find an overview of our varieties that are especially suitable for professional herb and vegetable growers and have proven to be excellent for organic cultivation. Some of them are the result of our own breeding programme that specialises in crops such as squashes, tomatoes and sweet peppers. Additionally, other highly reliable organic varieties supplied to us by fellow breeders in our sector are also included. De Bolster offers the best range of organic seeds for successful organic cultivation. Read more about our organic breeding or discover our range of professional varieties below.

> Leaf vegetables
> Brassica
> Legumes
> Fruit vegetables
> Root vegetables
> Herbs


Broccoli ‘Belstar F1’
Broccoli 'Belstar F1' is suitable for growing in summer and autumn. These are compact, very productive plants. 'Belstar' is resilient to secondary growth and matures earlier than most varieties.
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Spruitkool Irene F1
Brussels Sprouts 'Irene F1' is an early variety. Productive with a mild flavour. Round sprouts with good keeping quality. Highly resistant to bolting.
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Bloemkool Bermeo F1
Cauliflower 'Bermeo F1' is suitable for early summer cultivation. This cauliflower has a flattened, round head and good firmness. Leaves are reasonably self-covering.
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Bloemkool Liria F1
Cauliflower 'Liria F1' is suitable for early autumn cultivation. Good self-covering which keeps the head nice and white. A strong crop.
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Palmkool Nero di Toscana
Kale 'Nero di Toscana' is a typical Tuscan cabbage grown as kale. It can tolerate Tuscan winters but not Dutch winters.
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Romanesco Veronica F1
Romanesco 'Veronica F1' is suitable for late summer cultivation. This unusual and attractive cauliflower consists of many little yellow-green ‘towers'. Very uniform crop.
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Spitskool Caraflex F1
White Cabbage 'Caraflex F1' is a very pointed type of cabbage with a nice green colour. It has smooth outer leaves and very uniform heads. Suitable for medium-length storage. 
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Chinese kool Emiko F1
Chinese Cabbage 'Emiko F1' is suitable for spring, summer and autumn cultivation. Medium height, cylindrical shape. Highly resistant to tip burn. Reasonable storage length.
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Pronkboon Lady Di
Vigorous, stringless runner bean with a long harvest period. ‘Lady Di’ has green pods and slow-to-develop red and black seeds. The plants look beautiful when in full flower.
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Stamslaboon Compass
Extra-refined French bean, ‘haricot vert’ type. It is stringless and has a good flavour. Excellent plant habit with long, straight pods. Because the pods are quite thin, it is less suitable for picking by hand.
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Stamslaboon Dior
Very uniform wax bean with homogeneous fruiting. The straight, yellow pods are neatly distributed on the outside of the plant, making them easy to pick. ‘Dior’ is extremely high yielding and has an earliness of +1, which is quite early for a wax bean.
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Stamslaboon Domino
Delicate, stringless French bean with a fine flavour. The pods all set together and are suitable for both mechanical harvest or one-time picking by hand. ‘Domino’ gives a very high yield.
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