Grand Slam
ActiveBrassica oleracea L. (White Cabbage Group) · White cabbage
Yusuke KATO, JP
Brassica oleracea L. (White Cabbage Group) White cabbage · Vegetables · bred by EVA THORN, SVALÖF WEIBUL AB
also searched as: гретаниа
10 August 2026
The hybrid is a mid-late or late form of white cabbage. The growing period, measured from transplanting to harvest, is 109–120 days.
The variety is intended for commercial production. In scientific studies, the hybrid was used as an object for comparative analysis of head density, head weight, and susceptibility to weight loss during storage, as well as for studying insect damage.
2 jurisdictions
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.
№ 255055
№ 16978
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
SYNGENTA SEEDS B.V , NL
Brassica oleracea L. (White Cabbage Group) · White cabbage
Bejo Zaden B.V.
Brassica oleracea L. (White Cabbage Group) · White cabbage
VAN DER PLOEG SJAAK
Brassica oleracea L. (White Cabbage Group) · White cabbage
EVA THORN, SVALÖF WEIBUL AB
Brassica oleracea L. (White Cabbage Group) · White cabbage
Syngenta Crop Protection AG
Nearby in the species list Green Valley, Green Viking, Greenlandia, Greenstor, Gregorian, Gregorian F1, Grenadier, Grenit, Grepala, Gréta, Grivola, Guard, Guardian, Guardian F1, Gunma, Gypsy, GZG210F, GZG216F, GZG217F, Hadházi lapos