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: сторема ф1
10 August 2026
The hybrid forms round or round-flattened heads of dark green color with a strong waxy bloom and a short internal stem. The plant possesses a powerful root system.
The weight of the heads ranges from 2 to 4 kg with high structural density. The hybrid demonstrates excellent keeping quality (up to 8 months) and high transportability, which makes it suitable for sale on the fresh market after long-term storage.
The variety possesses resistance to cracking and the ability to maintain marketability while remaining in the field for a long time after maturity. The recommended planting density is 35–45 thousand plants per 1 hectare.
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.
№ 06028020
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
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Nearby in the species list Stetson, Stine, Sting, Stonar, STONE GREEN, Stonehead, Stonehead hybrid, Storata, Storator, Storema, Storidor, Storka, Storm, Storon, Str-16, Strata, Straton, Stressor, Stresston, Strong Boy