Lactuca sativaL.Lettuce· Vegetables· bred by Rijk Zwaan Zaadteelt en Zaadhandel B.V.
also searched as: коланзи
Variety description
10 August 2026
The variety forms large plants with light green foliage and a narrow "heart," which simplifies packaging. Intended for cultivation during the spring, winter, and autumn periods in open field conditions, oriented toward the IV Gamma segment.
Possesses high resistance to downy mildew (Bl: 29–38, 40, 41EU), Fusarium wilt (Fol: 1), and aphid (Nr: 0). Exhibits intermediate resistance to lettuce mosaic virus (LMV: 1) and Fusarium wilt (Fol: 4), and is also tolerant to tip burn.
Sources3
Loading…
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data for which we do not publish: their registry licenses have not yet been verified.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
№ 299974
Registration
22 April 2024
NL
Netherlands
Withdrawn
№ SLA4560
Application
11 December 2020
Terminated
2 July 2021
NL
Netherlands
Active
№ SLA4670
Application
26 July 2021
Registration
22 April 2024
Registry
Number
Application
Registration
Terminated
Status
QZ
European Union
299974
—
22 April 2024
—
Active
NL
Netherlands
SLA4560
11 December 2020
—
2 July 2021
Withdrawn
NL
Netherlands
SLA4670
26 July 2021
22 April 2024
—
Active
Plant breeders' rights
The right is granted for a limited term: propagation of the variety requires a license from the rights holder.
Netherlands№ SLA4560
Withdrawn
Application filed
11 December 2020
Registered
—
Entry closed
2 July 2021
More 4 records
protections in other jurisdictions are shown on the map above.
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