Jiska

Withdrawn

Lactuca sativa L. var. capitata L. Head lettuce · Vegetables · bred by Rijk Zwaan B.V.

also searched as: йиска

Variety description

10 August 2026

The plant forms a flat-structured, closed inner head block. The leaves are light-green, glossy, wavy, and dense, with firm edges.

The variety possesses high resistance to downy mildew, lettuce aphid, internal necrosis, and lettuce mosaic virus. It is also characterized by resistance to bolting, tipburn, and temperature fluctuations.

Intended for cultivation in open field and protected cultivation, suitable for mechanized harvesting. Used for fresh consumption, culinary purposes, and processing.

Sources8

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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.

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

no record

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

Parties

Breeder: Rijk Zwaan B.V. Developed the variety
Applicant: Rijk Zwaan Polska sp. z o.o. Submitted the application to the register
Maintainer: Rijk Zwaan B.V. Responsible for variety maintenance

Admission to trade

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

PL Poland Withdrawn

№ R W3129

Application

29 November 2002

Terminated

20 September 2004

Registry	Number	Application	Registration	Terminated	Status
PL Poland	R W3129	29 November 2002	—	20 September 2004	Withdrawn

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

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