Grand Slam
ActiveBrassica oleracea L. (White Cabbage Group) · White cabbage
Yusuke KATO, JP
Brassica oleracea L. (White Cabbage Group) White cabbage · Vegetables · bred by Herrit Vlaar, Lakusta Vasyl` Samsonovych,
also searched as: герда
10 August 2026
The variety is late-maturing; the period from transplanting to harvest is from 110–120 to 145 days. The heads have a round or round-flattened shape, dense structure, light green or dark green color, and a pronounced waxy bloom on the leaves. The average weight of one head varies between 2.5–3.5 kg.
The plant is characterized by resistance to cracking. The harvest is suitable for fresh consumption, sauerkraut production, and long-term winter storage. The variety possesses high transportability and taste qualities and is positioned as an improved version of the Amager variety.
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.
№ 05028012
The right is granted for a limited term: propagation of the variety requires a license from the rights holder.
Records are sourced from official registry publications. Data sources and legal status
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Nearby in the species list Gazebo, Gazelle, Geant F1, Gemal, Gemini, General, Geneva, Genius, Gentle, Gepard, Geronimo, Gideon, Gigante das Hortas, Gilson, Gilson F1, Gintama, Gl. d'enkhuizen 2, Gladiator, Glassor, Globe King