Grand Slam
ActiveBrassica oleracea L. (White Cabbage Group) · White cabbage
Yusuke KATO, JP
Brassica oleracea L. (White Cabbage Group) White cabbage · Vegetables · bred by Syngenta Seeds B.V.
also searched as: кингстон
10 August 2026
The growing period of the hybrid is approximately 135–140 days. The plant forms white-colored heads that are distinguished by high density and significant weight.
This hybrid belongs to professional late-maturing varieties. In open publications, there is no confirmed data regarding specific genetic resistance to diseases, including clubroot, or plant height.
4 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.
Variety registered as early as 1 jurisdiction, data for which we do not publish: their registry licenses have not yet been verified. This section will be available upon verification.
The variety is listed in the national registry — its seeds are authorized for sale in this country.
№ 255184
№ KWI361/10017
№ R W2750
№ 36211
№ 6647
№ S-105
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
SEEDCROSS INC.
Brassica oleracea L. (White Cabbage Group) · White cabbage
Brassica oleracea L. (White Cabbage Group) · White cabbage
Syngenta Seeds B.V.
Nearby in the species list Kilaton, Kilaton F1, Kilaxy, Kilazol, Kilkis, Kilor, King Cole hybrid, King Greens, Kingboy, Kingspi, Kingstonia, Kisolin, Kiwa, KK Cross, Klaas, Klabishi, Klaso, Klokotske, Kn`azha, Kniahynia