Grand Slam
ActiveBrassica oleracea L. (White Cabbage Group) · White cabbage
Yusuke KATO, JP
Brassica oleracea L. (White Cabbage Group) White cabbage · Vegetables · bred by Meinardus P.Boon
also searched as: св3389йл
10 August 2026
The hybrid forms round-shaped heads with high density and a high-quality internal structure. The plant is characterized by vigorous growth, an upright bush type, and high-set heads. The leaves have a saturated green color and a pronounced waxy bloom.
The variety possesses high plasticity and resistance to Fusarium wilt (Fusarium oxysporum f. sp. conglutinans, race 1). The hybrid is intended for cultivation in the open field with a recommended planting density of 30–50 thousand plants per 1 hectare.
The produce is suitable for sale on the fresh market and for processing. The heads keep well during long-term storage, requiring minimal trimming.
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.
№ 255538
№ 11028022
№ KWI630
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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This is a directory, not an official registry: data is based on public disclosures and may have changed. More about sources
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Nearby in the species list Supreme Vantage, Surprise, Surprise F1, Sutri, SV 3394 JH, SV3336JB, SV3382JC, SV3384JC, SV3387JC, SV3388JL, SV3404JL, SV7027JG, Svirel, SW Hampus, SW Hannibal, SW Nordpol, SW Pirat, Sweety, Swingma, Szarada Późna