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Varieties for professional growers

Here you will find a selection of varieties that have proven themselves in organic cultivation, and so are especially suited for professional growers. Some varieties result from our own breeding program, among which our specialisms squash, tomatoes and peppers. Furthermore, we also offer other proven varieties, in close co-operation with co-breeders from the field. At De Bolster you can find the best assortment of organic seeds for a successful organic cultivation.

> Leaf vegetables
> Brassica
> Legumes
> Fruit vegetables
> Root vegetables
> Herbs
> Flower Mixtures
> Green Manure


Blauwe lupine - Groenbemester PRO
Lupin blue is a rapid growing annual member of the bean family, which is commonly used as green manure for soil-improvement. This variety is not bitter and therefore suited for consumption and as cattle-fodder. The crop freezes to death in winter.
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Citroenmelisse
Lemon balm is a winter-hardy herb with leaves that smell like lemon and are commonly used for making tea. In the second year the plants really start to blossom. It is suited for drying, as long as the leaves are cut before flowering.
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Basilicum Rood
Red basil is an annual herb with a nice, strong smell. This variety is deep purple with medium sized leaves. Basil prefers a spot with shelter. Pick the leaves for direct use and for drying.
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Serradelle - Groenbemester – Ornithopus sativus
Serradella is an annual member of the bean family and very well suited for green manure on the sandier soils. Seradella is a crawling plant and flowers for a long period. It is important to keep the soil free from weeds the moment the crop closes.
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Phacelia - Groenbemester – Phacelia tanacetifolia
Phacelia is a beautiful plant loved by bees and is also very suited as green manure. Phacelia is neither family of the Brassicaceae nor family of the bean family and therefore very well suited in crop rotation. Phacelia freezes to death in winter.
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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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Stamslaboon Faraday
Very fine French bean, ‘haricot vert’ type, which is stringless and has a very good flavour. This variety has a long picking period and a good shelf life, making it suitable for both processing and fresh sales. It is a productive variety, with uniform fruit setting and good Botrytis tolerance.
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Stamsnijboon Capitano
Stringless bean with flat yellow pods, which are very tasty. ‘Capitano’ is the standard variety in its class in many countries around the world. Suitable for both mechanical and hand picking.
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Stamsnijboon Nassau
Stringless bean with flat green, really tasty pods. In many countries, ‘Nassau’ is the standard variety for mechanical harvesting, but it is also suitable for picking by hand.
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