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: дитмарскер 3
10 August 2026
The variety is early-ripening and historically belongs to the classic summer cabbage type. The heads have a rounded shape. The name may include specifying indices indicating specific breeding lines or selections.
The variety was often used in breeding work and agrotechnical research as a typical representative of early white cabbage varieties. Due to its long-standing origin, there are many variations and improved versions developed by various seed companies.
The variety is listed in the national registry — its seeds are authorized for sale in this country.
№ 254881
Records are sourced from official registry publications. Data sources and legal status
The directory replicates the primary source. If an entry differs from the official publication, please specify the discrepancy and provide a link if possible. Corrections are added to the moderation queue.
This is a directory, not an official registry: data is based on public disclosures and may have changed. More about sources
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
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Brassica oleracea L. (White Cabbage Group) · White cabbage
Brassica oleracea L. (White Cabbage Group) · White cabbage
Nearby in the species list DITMARSCHER FRÜHER, DITMARSCHER TREIB, Ditmarsh Early, Ditmarska Najwczełśniejsza, Ditmarska Najwcześniejsza, Ditmarska Najwcześniejsza GOF, Ditmarske Rane, Ditmarsker 2, DITMARSKER 2 'FRIGGA', DITMARSKER 2 'MIDI', DITMARSKER 3 'PRIMAX', Dobra, Dobrava, Doge, Doinita, Dolce Saporito, Dolmas, Domarna, Dominus, Donar