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Thegn

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Lolium perenne L. Perennial ryegrass · Agricultural · bred by DLF Seeds A/S

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Variety description

10 August 2026

The variety is tetraploid (4n) and belongs to the late maturity group with a heading date in late May – early June. The plant is characterized by excellent resistance to rust and good resistance to powdery mildew, and also possesses good winter hardiness.

The produce is distinguished by high nutritional value (D-value) at the first cut for hay or silage. The variety ensures good ground cover and high yield in the summer and autumn periods.

Intended for universal use, including intensive grazing and forage harvesting. It is included in professional grass mixtures for livestock farming.

Sources6
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Countries of admission

5 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.

QM QZ

active 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Variety registered as early as 1 jurisdiction, data for which we do not publish: their registry licenses have not yet been verified.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
DLF Seeds A/S Developed the variety
Applicant
DLF Seeds A/S Submitted the application to the register
Rights holder
DLF Seeds A/S Holds the rights to the variety
Maintainer
Prodana Seed A/S 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 Active

    № 205807

  • GB United Kingdom Active

    № 13/3020

    Application
    8 January 2013
    Registration
    19 March 2017
  • NL Netherlands Active

    № RGE1552

    Application
    5 February 2013
    Registration
    28 April 2017
  • DK Denmark Active

    № 31294

    Application
    20 January 2017
    Registration
    25 February 2021
  • PL Poland Active

    № R R12704

    Application
    15 December 2017
    Terminated
    12 May 2022

Plant breeders' rights

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

European Union № 20181853
Active
  1. Application filed 26 August 2018
  2. Registered 18 November 2019
  3. Currently active indefinite in the register

More 1 record protections in other jurisdictions are shown on the map above.

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

Found an error in the record?

The directory replicates the primary source. If an entry differs from the official publication, please specify the discrepancy and provide a link if possible. Corrections are added to the moderation queue.

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: Perennial ryegrass

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Lolium perenne L. · Perennial ryegrass

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PGG Wrightson Seeds

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Steve Reid

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Lolium perenne L. · Perennial ryegrass

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Verneuil Holding (FR)/Semunion Sarl (FR)

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7 records

Nearby in the species list Tetrayard, TETRELITE, Texas, Texel 1, TG 17 IS 264, TG002112, TG024240, Thalassa, Thane, Tharon, Themis, Therese, Thomas, Thoran, Thorbol, Three60, Thrive, Tiberius, Tiesto, TIFFANY

Discussion: Thegn

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