Grand Slam
ActiveBrassica oleracea L. (White Cabbage Group) · White cabbage
Yusuke KATO, JP
Brassica oleracea L. (White Cabbage Group) White cabbage · Vegetables · bred by PLANTICO HODOWLA I NASIENNICTWO OGRODNICZE ZIELONKI SP. Z O.O.
also searched as: оникс
10 August 2026
The plant has a large total width and a semi-erect position of outer leaves. Leaves are medium to large in size, obovate in shape, green in color, have a medium degree of margin undulation and medium surface blistering. They are covered with a strong wax bloom.
The head is characterized by medium to large width, a round shape, and high density. The wrapper leaves are green, with an anthocyanin coloration that is extremely weak or absent. The variety is characterized by a late cracking date of heads after reaching technical maturity and is intended for fresh consumption.
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.
№ 293661
№ R W4008
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 Oka, Oklahoma, Oktawia, Ol`ha, Olidor, Olimp, Olymp, Olympia, Olympiade, Omphalos, Onyx, Opal, Opalo, Oracle, Oracle F1, Orator, Orbit, Orbitor, Orenoque, Oriema