Kitona

Terminated

Lactuca sativa L. var. crispa L. Leaf lettuce · Vegetables · bred by RIJK ZWAAN Zaadteelt en Zaadhandel B.V.

also searched as: китона

Variety description

10 August 2026

The plant forms a large rosette of dark green or light green smooth, slightly wavy leaves. The growing period ranges from 40–45 to 55–70 days. The produce has high marketable quality and is suitable for transportation and long-term storage.

The variety is resistant to downy mildew, internal necrosis, lettuce aphid, temperature fluctuations, drought, and bolting. It is intended for the fresh market and industrial processing. It is suitable for year-round cultivation in protected ground, open field from April to September, as well as in hydroponics.

Sources7

Loading…

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

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

terminated no record

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

Parties

Breeder: RIJK ZWAAN Zaadteelt en Zaadhandel B.V. Developed the variety
Applicant: RIJK ZWAAN Zaadteelt en Zaadhandel B.V. Submitted the application to the register
Rights holder: RIJK ZWAAN Zaadteelt en Zaadhandel B.V. Holds the rights to the variety

Admission to trade

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

UA Ukraine Terminated

№ 12165005

Application

18 December 2012

Registration

16 September 2014

Terminated

18 March 2024

Registry	Number	Application	Registration	Terminated	Status
UA Ukraine	12165005	18 December 2012	16 September 2014	18 March 2024	Terminated

Plant breeders' rights

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

Ukraine № 12165005

Terminated

Application filed 18 December 2012
Registered 24 October 2014
Entry closed 7 February 2025

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