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 BV, NL
also searched as: лемма
10 August 2026
The hybrid belongs to ultra-early maturity groups. The plant forms a powerful leaf apparatus, the heads have a round shape, a dense structure, and a surface with a waxy coating. The maturation period after transplanting is 48–58 days.
The plant possesses stress tolerance to temperature fluctuations and short-term frosts, as well as relative resistance to downy mildew. The heads retain commercial quality when left in the field for 2 weeks after maturation.
The hybrid is intended for fresh use. The storage period of the produce does not exceed 1 month.
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Variety registered as early as 2 jurisdictions, data for which we do not publish: their registry licenses have not yet been verified.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.
№ 255220
№ KWI627
№ 12028003
№ 58725
№ 0913743
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
The directory replicates the primary source. If an entry differs from the official publication, please specify the discrepancy and provide a link if possible. Corrections are added to the moderation queue.
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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BAUCH| Prof. Dr. W. Bauch in Versuchsstation Bad Doberan / JIRIK| Ing. Jan Jirik c/o Institut fuer Gemuesebau
Nearby in the species list Latin, Latin I, Lauda, Law-C, Lazurna, LDR 922438, Legat, Legenta, Légion, Legtorian, Lena, Leneya, Lennox, Lenton, Leon, Leopard, LEOPOL'D, Leopold F1, Lexicon, Liberation