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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


Rucola Rochelle PRO
Wild Rocket 'Rochelle' Diplotaxis tenuifolia 1766
Wild rocket 'Rochelle' has been selected on resistance for downy mildew and hardly bolts. Suitable for greenhouse and outdoor cultivation, with healthy, dark-green leaves and a pleasantly spicy taste.
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Rucola Esmee – Eruca sativa PRO
Rocket 'Esmee' Eruca sativa 1760
Tender salad rocket with beautifully delicate pinnate leaves. The three-dimensional leaf shape helps create a firm, open structure in salad mixes and stops the leaves from sticking to the packaging.
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 Groenbemester – Fagopyrum esculentum PRO
Buckwheat - Green manure Fagopyrum esculentum 4070
Buckwheat is a fast growing crop and an excellent plant for bees. This crop requires a sunny location and a poorly fertilized ground with preferably a pH of around 5. When the plant drops its first seeds, you can cut the whole crop and let it dry.
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Akkerrandmengsel M1 PRO
Field margin mixture ‘M1’ attracts parasitic wasps that parasitise the larvae of the bean seed fly. This nectar-rich mixture therefore helps to control this fly.
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Akkerrandmengsel M2 PRO
Field margin mixture ‘M2’ brings back the look of a traditional grain field. It consists of oat, barley and buckwheat along with various meadow flowers.
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Bloemenmengsel Elegance PRO
Flower mixture ‘Elegance’ creates a colourful garden with a rich insect life.
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Tübingermengsel - 6130 PRO
Tübingen Flowers (mixture) is a proven mix for attracting bees and butterflies and is suitable for gardens or field margins. This mixture contains seeds from both non-indigenous and cultivated plants: Phacelia, Buckwheat, White Mustard, Coriander, Love-in-a-Mist, Marigold, Cornflower, Oilseed Radish, Mallow, Borage, Dille, Common Bird's Foot and Sunflower.
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Knolvenkel Solaris F1 – Foeniculum vulgare PRO
Fennel ‘Solaris F1’ Foeniculum vulgare 1421
Fennel ‘Solaris F1’ is an early maturing variety that is not prone to dryness or woodiness. It produces strong, heavy bulbs with a juicy texture and a fine aniseed flavour.
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Lavendel PRO
Lavender Lavandula angustifolia 3170
Lavender is a bushy herb with a strong, recognizable smell. The leaves can be used in tea. Moreover, the dried flowers can help against insects indoors. Furthermore, oil can be extracted from the leaves and flowers and be used in soap.
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Tuinkers Cressida – Lepidium sativum PRO
Garden Cress 'Cressida' germinates and grows fast, therefore it should be sown with regular intervals. It can also be grown as a sprout in a bowl on the windowsill throughout the year. The young sprouts and the first leaves are very suitable for crudités due to its spicy taste.
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Lavas PRO
Lovage Levisticum officinale 3160
Lovage is due to its flavour mostly used for soup. Both the stems as the seeds can be used for cooking. This herb is perennial and has a preference for moist locations. Lovage is very capable of enduring only little sunshine.
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Blauwe lupine - Groenbemester PRO
Blue Lupin - Green manure Lupinus angustifolius 4010
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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