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Fortress

Active

Lactuca sativa L. Lettuce · Vegetables · bred by VILMORIN-MIKADO USA

also searched as: фортресс

Variety description

10 August 2026

The variety belongs to the "Lolla Rossa" type (triple red) and is intended for growing young leaves. The plant has a wine-red color, a broad leaf shape with curled edges, and is characterized by a medium growth rate.

The variety possesses genetic resistance to downy mildew, including pathotypes I–VI and VIII. Trials of the variety were conducted for cultivation in the warm season.

Sources4
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Countries of admission

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.

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Variety registered as early as 1 jurisdiction, data for which we do not publish: their registry licenses have not yet been verified.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

Parties

Breeder
Vilmorin-Mikado USA Inc. 93 Developed the variety
Applicant
Vilmorin-Mikado USA, Inc. 93 Submitted the application to the register
Maintainer
Vilmorin-Mikado USA, Inc. 93 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

    № 271741

    Registration
    11 May 2009
    Terminated
    1 October 2020
  • NL Netherlands Terminated

    № SLA1607/16511

    Application
    29 December 2005
    Registration
    11 May 2009
    Terminated
    1 October 2020
  • GB United Kingdom Active

    № 19/13649

    Application
    27 December 2018
    Registration
    31 January 2019

Plant breeders' rights

The right is granted for a limited term: propagation of the variety requires a license from the rights holder.

European Union № 20060016
Active
  1. Application filed 3 January 2006
  2. Registered
  3. Entry closed 25 August 2008

Records are sourced from official registry publications. Data sources and legal status

Found an error in the record?

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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 Formidana, Formigal, Formula, Forrester, Fortaleza, Fortero, Fortessa, Fortiga, Fortimo, Fortis, Fortunas, Forum, Forza, Fosca, Foster, Foundation, Foundera, Fox, Foxley, Foxtrott

Discussion: Fortress

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