organic seeds for

growers' success
Premium organic seeds
100% organic, GMO-free
Fast delivery within Europe

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


Rijspeul Sweet Horizon PRO
Beautiful, very productive, climbing snow pea. Due to its tolerance of Asochyta and its resistance, this is a reliable cropper, while its long, thick pods are easy to pick.
> Read more
Quantity
Size
Please select volume
> read more
Stampeul Norli PRO
Snow Pea 'Norli' Pisum sativum 1300
This sugar snap pea Norli produces many, quite small, legumes. It is a commonly known and cultivated variety. It becomes sweeter in a later stadium. Pick the legumes regularly before they become too thick.
> Read more
Quantity
Size
Please select volume
> read more
2040 Zomerpostelein PRO
Summer Purslane Portulaca oleracea 2040
Summer Purslane is a very rapidly growing summer vegetable with bright green leaves. Mixing the seeds with sand makes sowing easier. Sow only when temperatures are warm enough.
> Read more
Quantity
Size
Please select volume
> read more
Bladrammenas - Groenbemester – Raphanus sativus PRO
Green manure fodder radish can grow up to 80-110 cm in height. This crop adds a lot of organic matter to the soil when ploughed in. This versatile soil improver suppresses weeds.
> Read more
Quantity
Size
Please select volume
> read more
Radijs Rudolf – Raphanus sativus PRO
Radish 'Rudolf' Raphanus sativus 1731
Radish ‘Rudolf’ is flavoursome, very crisp, round and bright red. The attractive dark leaves are short and upright. An open-pollinated variety with all the uniformity and vigour of a hybrid.
> Read more
Quantity
Size
Please select volume
> read more
Salie PRO
Sage Salvia officinalis 3250
Sage is a spice used for cooking and healing and the leaves can be used both fresh as dried. This herb is effective against a sore throat and is commonly known as soporific. Insects and butterflies on the contrary, become hyperactive after consuming sage.
> Read more
Quantity
Size
Please select volume
> read more
Bonenkruid PRO
Summer Savory Satureja hortensis 3050
Summer savory is an annual, low and bushy crop. The leaves and young sprouts are harvested just before flowering and taste a little spicy. This herb can be used freshly or dried. It can be used excellent in dishes with beans, but also in soups, salads or dishes with cabbage.
> Read more
Quantity
Size
Please select volume
> read more
Schorseneer Verbeterde Reuzen Nietschieters PRO
Scorzonera 'VRN-Enorma' Scorzonera hispanica 1770
One of the most productive varieties with remarkable length and smoothness of root. ‘VRN-Enorma’ has attractive foliage and is resistant to hollow crown. A uniquely delicious vegetable.
> Read more
Quantity
Size
Please select volume
> read more
Winterrogge - Groenbemester – Secale cereale PRO
Forage Rye can be sown as a green manure until late in the season (August-October). This crop is tolerant to frost, provides a quick effective groundcover, and is deep rooting.
> Read more
Quantity
Size
Please select volume
> read more
Gele mosterd - Groenbemester – Sinapis alba PRO
Yellow mustard is a rapid growing, annual crop and is very suited as green manure. It is mostly used for the supply of organic matter to the soil and practically never for consumption. The crop freezes to death in winter.
> Read more
Quantity
Size
Please select volume
> read more
Cherry-pruimtomaat Bolstar Baloe F1 PRO
Deliciously sweet cherry-plum tomato, ideal for summer production in polytunnels and unheated greenhouses. ‘Bolstar Baloe’ produces both single and double trusses, with a beautiful herringbone pattern.
> Read more
Quantity
Size
Please select volume
> read more
Tomaat Bartelly F1 PRO
Cherry Tomato 'Bartelly F1' Solanum lycopersicum 1948
Very flavoursome cherry tomato, ideal for summer production in polytunnels and unheated greenhouses. ‘Bartelly’ is a favourite with many growers.
> Read more
Quantity
Size
Please select volume
> read more