Ronja

Active

Lolium perenne L. Perennial ryegrass · Agricultural · bred by Weibull, Peder

also searched as: ронйа

Variety description

10 August 2026

The variety belongs to the diploid type (2x). In agronomic practice and scientific research, it is used mainly as part of grass mixtures.

The plant is characterized by high frost resistance and resistance to mechanical stress, including trampling, which allows it to be used in northern climate conditions.

Sources6

Loading…

The list of sources is loaded via script—please enable JavaScript.

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.

IS FI NO SE EE IE GB DK LV LT NL DE PL BY PT ES FR BE CZ SK UA RU LU CH AT HU MD IT SI HR RS RO MT GR BG CY

QM QZ

terminated no record

Variety registered as early as 3 jurisdictions, data for which we do not publish: their registry licenses have not yet been verified.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: Weibull, Peder 11 Developed the variety
Applicant: Svalöf Weibull AB Submitted the application to the register
Rights holder: Svalöf Weibull AB Holds the rights to the variety
Maintainer: Svalöf Weibull AB Responsible for variety maintenance

Admission to trade

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

GB United Kingdom Terminated

№ 13/818

Terminated

31 December 2010
QZ European Union Active

№ 205593
DE Germany Protection expired

№ WD 00376

Application

15 December 1982

Registration

19 December 1986

Terminated

31 December 2001
SE Sweden Terminated

№ AR 499

Application

15 April 1991

Registration

17 December 1991

Terminated

23 February 2017
PL Poland Terminated

№ R R2816

Application

15 December 1997

Registration

28 March 2002

Terminated

5 June 2007
NO Norway Protection expired

№ 0348

Application

8 October 1999

Registration

4 November 1999

Terminated

1 January 2024
IS Iceland Active

№ 0103

Application

1 January 2003

Registration

1 March 2003

Registry	Number	Application	Registration	Terminated	Status
GB United Kingdom	13/818	—	—	31 December 2010	Terminated
QZ European Union	205593	—	—	—	Active
DE Germany	WD 00376	15 December 1982	19 December 1986	31 December 2001	Protection expired
SE Sweden	AR 499	15 April 1991	17 December 1991	23 February 2017	Terminated
PL Poland	R R2816	15 December 1997	28 March 2002	5 June 2007	Terminated
NO Norway	0348	8 October 1999	4 November 1999	1 January 2024	Protection expired
IS Iceland	0103	1 January 2003	1 March 2003	—	Active

Plant breeders' rights

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

United Kingdom № 13/818

Protection expired

Application filed —
Registered —
Entry closed 18 April 2015

More 2 records 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

Breeder

Weibull, Peder

breeder code WW E 31

All 11 varieties of company

Registry records

Total records: 14
Jurisdictions shown: 5
Not yet disclosed: 3
First registration: 1986

Same species