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Checkmate

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Brassica oleracea L. (White Cabbage Group) White cabbage · Vegetables · bred by Ger Beemsterboer

also searched as: чекмате

Variety description

10 August 2026

The hybrid forms a medium-sized leaf rosette with an upright position. The leaves have a grey-green shade, weakly expressed blistered surface, medium intensity waxy bloom, and slightly wavy margins. The outer stump is short.

The heads are dense, round or round-flat in shape, with whitish flesh on the cross-section, weighing from 1.5 to 3.0 kg. The plant is resistant to Fusarium wilt and does not crack in the field for two weeks after reaching technical maturity.

The hybrid is suitable for sale on the fresh market and for processing, including fermentation. Suitable for cultivation in the open field and under film shelters.

Sources5
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Countries of admission

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.

terminated no record

Variety registered as early as 2 jurisdictions, data for which we do not publish: their registry licenses have not yet been verified.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.

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

Parties

Breeder
Ger Beemsterboer 134 Developed the variety
Applicant
Bejo Zaden B.V. Submitted the application to the register
Rights holder
Bejo Zaden B.V. Holds the rights to the variety
Maintainer
NL - BEJO ZADEN BV Responsible for variety maintenance

Admission to trade

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

  • QZ European Union Terminated

    № 254792

    Registration
    29 May 2007
    Terminated
    12 May 2025
  • NL Netherlands Terminated

    № KWI199/16580

    Application
    23 January 2006
    Registration
    29 May 2007
    Terminated
    12 May 2025
  • RU Russian Federation Active

    № 52835

    Application
    5 November 2009
    Registration
    29 December 2011
  • UA Ukraine Terminated

    № 11028015

    Application
    27 October 2011
    Registration
    6 March 2014
    Terminated
    12 September 2025
  • MD Moldova Application submitted

    № 912912

    Application
    12 March 2012
  • MD Moldova Terminated

    № 0912912

    Application
    12 March 2012
    Terminated
    25 November 2020

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 Ch-8, Chambelan, Champ, Champ F1, Champion, Chana, Chancelor, Charleston Wakefield, CHARLESTON WAKEFIELD 'MITOL', Charmant, Cheers, Cheeta, Chekmeit F1, Chessma, Chessma F1, Chief, Chinook, Chopin, Christy, Cilema

Discussion: Checkmate

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