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Senation

Active

Lactuca sativa L. Lettuce · Vegetables · bred by Rijk Zwaan Zaadteelt en Zaadhandel BV (NL)

also searched as: сенатион

Variety description

10 August 2026

The plant has strong, upright, and uniform growth, forming large, heavy, and semi-closed heads. The leaves are characterized by a rich dark green color, a shiny surface, and pronounced curling.

The variety has high resistance to downy mildew (races Bl:29–37, 39–41EU) and lettuce aphid, as well as intermediate resistance to lettuce mosaic virus (LMV:1).

The lettuce is intended for open field cultivation and is suitable for growing during spring, autumn, and winter periods; in mountainous regions, it is suitable for summer cultivation. It is used for sale as whole heads and in salad mixes.

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.

QZ

active no record

Variety registered as early as 1 jurisdiction, data for which we do not publish: their registry licenses have not yet been verified.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 BV (NL) 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 France SARL (FR) 566 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

    № 310070

    Registration
    30 April 2025
  • FR France Active

    № 4076698

    Application
    25 April 2023
    Registration
    1 January 2025

Plant breeders' rights

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

European Union № 20231468
Active
  1. Application filed 5 July 2023
  2. Registered 7 July 2025
  3. Currently active indefinite in the register

More 1 record protections in other jurisdictions are shown on the map above.

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

Other varieties: Lettuce

All 8 226 varieties of species

Lactuca sativa L. · Lettuce

SVS Holland B.V.

DK ES FR IT
14 records

El Sol

Active

Lactuca sativa L. · Lettuce

Nunhems, NL

NL
12 records

Lactuca sativa L. · Lettuce

SYNGENTA SEEDS B.V.

ES
8 records

SENA

Withdrawn

Lactuca sativa L. · Lettuce

WESTERN SEED ESPAÑA, S.A.

ES
1 record

Senaria

Active

Lactuca sativa L. · Lettuce

HR NL SI
7 records

Sencha

Terminated

Lactuca sativa L. · Lettuce

Enza Zaden Beheer B.V.

NL
4 records

Nearby in the species list Selenia, Sellina, Seltina, Sementel, Seminole, Semira, Semperal, Semplice, SENA, Senaria, Sencha, Sendanas, Seneca, Senna, Senorita, Sensaï, Sensation, Sensita, Senso, Sentry

Discussion: Senation

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