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Defender

Terminated

Lactuca sativa L. Lettuce · Vegetables

also searched as: дефендер

Variety description

10 August 2026

The variety belongs to the romaine type. It was used in agronomic trials for commercial production and is also mentioned in recommendations for salad mix compositions.

Under laboratory conditions, the variety was used to study the effect of different light spectra on growth and product quality in soilless cultivation. Detailed disease resistance characteristics are absent in the publications.

Sources5
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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 in registries Regions of admission, rights holders, and status of plant breeders' rights

Parties

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

    № 271296

    Registration
    19 March 2008
    Terminated
    23 May 2013
  • NL Netherlands Withdrawn

    № 12591

    Application
    11 April 2000
    Terminated
    5 March 2002
  • NL Netherlands Terminated

    № SLA1479/15135

    Application
    11 February 2004
    Registration
    19 March 2008
    Terminated
    23 May 2013

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

Same species

Other varieties: Lettuce

All 8 226 varieties of species

Lactuca sativa L. · Lettuce

SVS Holland B.V.

DK ES FR IT
14 records

El Sol

Active

Lactuca sativa L. · Lettuce

Nunhems, NL

NL
12 records

Lactuca sativa L. · Lettuce

SYNGENTA SEEDS B.V.

ES
8 records

Decora

Terminated

Lactuca sativa L. · Lettuce

NL
1 record

Dedale

Active

Lactuca sativa L. · Lettuce

Vilmorin-Mikado S.A.S.

FR
5 records

Defiant

Terminated

Lactuca sativa L. · Lettuce

Syngenta Seeds BV (NL)

FR NL
4 records

Nearby in the species list Deborah, DEBORAH RZ, Deci-minor, Decibel, Decimus, Decina, Decision, Deciso, Decora, Dedale, Defiant, Definas, Definie, Deignas, Dekor, Delaila, Delcaso, Delfi, Delia, Deliane

Discussion: Defender

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