Lactuca sativaL.Lettuce· Vegetables· bred by Rijk Zwaan Zaadteelt en Zaadhandel B.V.
also searched as: кироне
Variety description
10 August 2026
The variety is a green oak leaf lettuce that forms medium-sized, round heads. Distinctive features of the plant are a healthy rosette base and a slowed process of browning of the head core compared to standard varieties.
The plant has high resistance to bolting and tip burn. The variety has a high degree of resistance to lettuce downy mildew (Bl: 29–37, 39–41EU) and lettuce aphid (Nr: 0). Intended for open field cultivation for fresh market production.
Sources3
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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.
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data for which we do not publish: their registry licenses have not yet been verified.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
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
Maintainer
Rijk Zwaan Zaadteelt en Zaadhandel 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.
QZ
European Union
Active
№ 272460
Registration
25 February 2020
NL
Netherlands
Active
№ SLA4116
Application
22 October 2018
Registration
25 February 2020
Registry
Number
Application
Registration
Terminated
Status
QZ
European Union
272460
—
25 February 2020
—
Active
NL
Netherlands
SLA4116
22 October 2018
25 February 2020
—
Active
Plant breeders' rights
The right is granted for a limited term: propagation of the variety requires a license from the rights holder.
Netherlands№ SLA4116
Active
Application filed
22 October 2018
Registered
25 February 2020
Currently active
indefinite in the register
More 3 records
protections in other jurisdictions are shown on the map above.
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