Grand Slam
ActiveBrassica oleracea L. (White Cabbage Group) · White cabbage
Yusuke KATO, JP
Brassica oleracea L. (White Cabbage Group) White cabbage · Vegetables · bred by RIJK ZWAAN ZAADTEELT EN ZAADHANDEL B.V.
also searched as: ориема
10 August 2026
The plant possesses good vigor and forms a compact leaf rosette. The heads have an oval or round shape, are distinguished by a dense structure, uniform leaf layering, and a short internal core.
The hybrid is suitable for cultivation with a planting density of 35 to 60 thousand plants per hectare, demonstrating the ability for simultaneous ripening and uniformity of the heads. The storage period of the harvested crop is 1–2 months. The hybrid was obtained without the use of cellular selection methods.
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.
Variety registered as early as 2 jurisdictions, data for which we do not publish: their registry licenses have not yet been verified.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.
№ 255373
№ KWI520/18279
№ 52621
№ 2014300
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 Onyks, Onyx, Opal, Opalo, Oracle, Oracle F1, Orator, Orbit, Orbitor, Orenoque, Orienta F1, ORIGAMI, Orion, Orion F1, Orion the Hunter, Ortus, Oscar, Oststeirerkraut, Otorino, Otorino F1