Grand Slam
ActiveBrassica oleracea L. (White Cabbage Group) · White cabbage
Yusuke KATO, JP
Brassica oleracea L. (White Cabbage Group) White cabbage · Vegetables · bred by Yutaka Ishii
also searched as: хонка ф
10 August 2026
The hybrid is mid-season: with spring sowing, it matures 60–67 days after transplanting, and with summer sowing — 75–85 days. The plant forms a compact leaf apparatus and a strong root system adapted to unfavorable conditions.
The heads have a green color with a blue-green tint of wrapper leaves covered with a waxy bloom. The internal structure is white with a short core. The head weight is 2.0–3.0 kg, sometimes up to 4 kg.
The variety possesses resistance to Fusarium and cracking, and holds well in the field even when overripe. Transportability is high, and the shelf life after harvest is up to 4–5 months.
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.
№ 09028012
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 Holanda Meio Pé, Holanda Pé Alto, Holanda pie corto, Holland Winter E 40, Holland Winter E 50, Holland Winter White Extra Late, Hollywood, Holsteiner platter, Holston, Holt, Horizon, Hornet, Hornspi, Hornum, Hotspur, Houdini, Houston, Hranada F1, Hratsiela, Hrin Kroun