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Chessma

Protection expired

Brassica oleracea L. (White Cabbage Group) White cabbage · Vegetables · bred by RIJK ZWAAN SAMENCHUHT UND SAMENHANOLLUNG GmbH, DE

also searched as: чессма

Variety description

10 August 2026

Early-maturing hybrid with a maturation period from transplanting to marketable maturity of 50–60 days. The head shape varies from round-pointed to round, with a gray-green surface color. The heads are characterized as dense and compact, weighing from 0.7–1.0 kg to 2.0–2.5 kg.

The hybrid is intended for the fresh market. Suitable for cultivation in open field, film greenhouses, under glass, or non-woven covering material. The recommended planting density is from 40 000 to 60 000 plants per hectare.

Sources4
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Countries of admission

3 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.

terminated no record

Variety registered as early as 1 jurisdiction, data for which we do not publish: their registry licenses have not yet been verified. This section will be available upon verification.

Variety in registries Regions of admission, rights holders, and status of plant breeders' rights

Admission to trade

The variety is listed in the national registry — its seeds are authorized for sale in this country.

  • QZ European Union Terminated

    № 254795

  • DE Germany Protection expired

    № KOW 00068

    Application
    12 March 1990
    Registration
    1 March 1993
    Terminated
    31 December 2013
  • CZ Czechia Terminated

    № 1517

    Application
    5 February 1993
    Registration
    21 April 1995
    Terminated
    18 March 2005
  • SK Slovak Republic Terminated

    № 2915

    Application
    9 February 1994
    Registration
    26 March 1996
    Terminated
    5 May 2005
  • MD Moldova Terminated

    № 0911188

    Application
    10 February 2003
    Terminated
    20 December 2014

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 Champion, Chana, Chancelor, Charleston Wakefield, CHARLESTON WAKEFIELD 'MITOL', Charmant, Checkmate, Cheers, Cheeta, Chekmeit F1, Chessma F1, Chief, Chinook, Chopin, Christy, Cilema, Cilema F1, Cilion, Clarence, Clarinet

Discussion: Chessma

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