Lactuca sativaL.Lettuce· Vegetables· bred by Rijk Zwaan Zaadteelt en Zaadhandel B.V.
also searched as: кавернет
Variety description
10 August 2026
The variety forms a voluminous and dense rosette of curly leaves of a saturated red color. The leaves are firm, crispy, and succulent; the average head weight reaches 500 g. The vegetation period is from 35 to 55 days depending on growing conditions.
The plant possesses resistance to downy mildew (HR: Bl: 16–27, 30–32, 37 EU), lettuce aphid (Nr: 0), bolting, and marginal leaf necrosis. The variety is cold-tolerant, withstands temperature drops down to -2°C, and is suitable for fresh market sales and processing.
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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 2
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data for which we do not publish: their registry licenses have not yet been verified.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
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
№ 270947
Registration
16 March 2009
NL
Netherlands
Active
№ SLA2490/17835
Application
18 June 2007
Registration
16 March 2009
Registry
Number
Application
Registration
Terminated
Status
QZ
European Union
270947
—
16 March 2009
—
Active
NL
Netherlands
SLA2490/17835
18 June 2007
16 March 2009
—
Active
Plant breeders' rights
The right is granted for a limited term: propagation of the variety requires a license from the rights holder.
Netherlands№ SLA2490
Active
Application filed
18 June 2007
Registered
12 March 2010
Currently active
indefinite in the register
More 3 records
protections in other jurisdictions are shown on the map above.
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