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Great lakes 54

Protection expired

Lactuca sativa L. Lettuce · Vegetables · bred by C. Sperling (DE)

also searched as: греат лакес 54

Variety description

10 August 2026

The variety is a selection from the Great Lakes group. The plant has good vigor, possesses dark green leaves, and forms large, heavy heads.

In agronomic studies, the variety is characterized as susceptible to dieback and demonstrates weak resistance to Sclerotinia minor, which causes rot.

Sources7
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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 in registries Regions of admission, rights holders, and status of plant breeders' rights

Parties

Breeder
C. Sperling (DE) 14 Developed the variety
Applicant
C. Sperling (DE) 14 Submitted the application to the register

Admission to trade

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

  • IT Italy Terminated

    № 000450_O 000450

    Registration
    20 June 1977
    Terminated
    4 February 1999
  • SI Slovenia Protection expired

    № LAC017

    Terminated
    1 January 2005

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

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Nearby in the species list Grazer Eishäuptel, Grazer Krauthäuptel 2, Grazer Krauthäuptel 3, Graziana, Graziane, Graziella, Grazina, Grazion, Great Lakes, Great Lakes 118, Great lakes 659, Greco, Greekina, Green Gentle, Green Grown, Green Lady, Green Queen, Green Rocket, Green Sun, Green Thunder

Discussion: Great lakes 54

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