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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


Romanesco Veronica F1 PRO
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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Savooiekool Cantasa F1 – Brassica oleracea NEW
Savoy cabbage ‘Cantasa F1’ is a healthy grower that is suitable for autumn and early winter cultivation. A flavoursome, well-presented cabbage for the fresh market and storage.
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Scheutjesbroccoli Santee F1 – Brassica oleracea NEW
Purple sprouting broccoli ‘Santee F1’ is a compact purple broccoli that produces delicious, tender spears. This healthy vegetable is high in antioxidants.
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Spitskool Caraflex F1 PRO
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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Spruitkool Irene F1 PRO
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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Spruitkool Hemera F1 NEW
Brussels sprouts ‘Hemera F1’ is a winter variety that withstands frost well. The short, sturdy plants form attractive sprouts that are not prone to purple discolouration.
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Witte kool Impala F1 – Brassica oleracea NEW
White cabbage ‘Impala F1’ is a productive, healthy and uniform variety with heads set high off the ground. This good storage cabbage has a snow-white interior with open green outer leaves.
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Chinese kool Emiko F1 PRO
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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Raapsteel Namenia PRO
Turnip 'Namenia' Brassica rapa 1720
Turnip Top Namenia is a tasteful variety with somewhat big, tender leaves and a short growing period. It is a typical spring vegetable. The plants bolter very early during summer. The leaves can turn yellow when given too little fertilization.
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Blokpaprika Elsa F1 PRO
Yellow blocky pepper with short, stocky plants and fruits that colour quite rapidly. The fruits are attractively block-shaped, weighing 200-220 gm and have a lovely, sweet flavour.
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Blokpaprika Ilyn F1 PRO
Orange blocky pepper with plenty of vigour and fast colouration. The fruits have a weight of 180-200 gm and an excellent taste.
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Blokpaprika Lilo F1 PRO
Unique, purple-coloured blocky pepper with fruits that ripen through to dark red. ‘Lilo’ has a heavy, short cropping season. The fruits weigh about 170-190 gm and have a taste comparable to green blocky pepper.
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