Grand Slam
ActiveBrassica oleracea L. (White Cabbage Group) · White cabbage
Yusuke KATO, JP
Brassica oleracea L. (White Cabbage Group) White cabbage · Vegetables
also searched as: дитмаршер треиб
10 August 2026
The variety is early-maturing, with the period from full emergence to technical maturity ranging from 75–76 to 112 days. The plant forms a low, compact, semi-erect leaf rosette 40–70 cm in diameter.
The heads have a round or round-flat shape and a dense structure. The wrapper leaves are yellow-green or dark green and covered with a waxy bloom; the internal leaves are light green and succulent. The weight of a marketable head is 0.8–1.1 kg.
The variety is characterized by resistance to bacterial soft rot and moderate susceptibility to black rot. The plants are capable of withstanding unfavorable weather conditions, including drought and short-term frosts. The produce is suitable for fresh consumption and transport.
1 jurisdiction
Green indicates countries where the variety is listed in the national catalogue and its seeds are authorized for sale. Expired registrations are marked separately: the variety was previously admitted, but sale is no longer permitted.
The variety is listed in the national registry — its seeds are authorized for sale in this country.
№ 1006055
Records are sourced from official registry publications. Data sources and legal status
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Same species
Brassica oleracea L. (White Cabbage Group) · White cabbage
Yusuke KATO, JP
Brassica oleracea L. (White Cabbage Group) · White cabbage
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Brassica oleracea L. (White Cabbage Group) · White cabbage
Bejo Zaden B.V.
Brassica oleracea L. (White Cabbage Group) · White cabbage
Brassica oleracea L. (White Cabbage Group) · White cabbage
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Nearby in the species list Discover, Dita, Dithmarscher Forcng, Dithmarscher Früher, Dithmarscher Fruhstamm 49, Dithmarscher Middelvroege, Dithmarscher Treib, Ditmar, DITMAR EXTRA RANI NO 409, DITMARSCHER FRÜHER, Ditmarsh Early, Ditmarska Najwczełśniejsza, Ditmarska Najwcześniejsza, Ditmarska Najwcześniejsza GOF, Ditmarske Rane, Ditmarsker 2, DITMARSKER 2 'FRIGGA', DITMARSKER 2 'MIDI', Ditmarsker 3, DITMARSKER 3 'PRIMAX'