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Daywalt

Terminated

Lactuca sativa L. var. longifolia Lam. Romaine lettuce · Vegetables · bred by Kornelius Reinink

also searched as: даивалт

Variety description

10 August 2026

The plant forms an upright leaf rosette with dense, non-spreading, glossy, medium-green leaves with slight blistering. The head size is small. The variety is characterized by rapid bolting.

Suitable for cultivation in protected soil from spring to autumn. Possesses resistance to downy mildew and lettuce aphid. Used primarily for the preparation of salad mixes.

Sources4
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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.

terminated no record

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

Parties

Breeder
Kornelius Reinink 38 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

    № 22546001

    Application
    15 November 2022
    Registration
    8 February 2023
    Terminated
    28 January 2026

Plant breeders' rights

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

Ukraine № 22546001
Terminated
  1. Application filed 15 November 2022
  2. Registered 3 August 2023
  3. Entry closed 12 September 2025

Records are sourced from official registry publications. Data sources and legal status

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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: Romaine lettuce

All 8 varieties of species

Skarb

Terminated

Lactuca sativa L. var. longifolia Lam. · Romaine lettuce

Leschuk Nadiia Vasylivna, Kharyts`kyi Mykola Volodymyrovych, Kryvets` Dmytrii Olehovych, Pozniak Oleksandr Vasyl`ovych,

UA
2 records

Lactuca sativa L. var. longifolia Lam. · Romaine lettuce

Ursel Schlemmer-Springmann / Gary Whiteaker c/o Arco Seed Company

DE
1 record

White Paris cos

Protection expired

Lactuca sativa L. var. longifolia Lam. · Romaine lettuce

SI
1 record

Blonde Tuinsla

Protection expired

Lactuca sativa L. var. longifolia Lam. · Romaine lettuce

SI
1 record

Promin

Active

Lactuca sativa L. var. longifolia Lam. · Romaine lettuce

Doslidna stantsiia "Maiak" Instytutu ovochivnytstva i bashtannytstva Natsionalnoi akademii ahrarnykh nauk Ukrainy

UA
2 records

Nearby in the species list 41-950, Blonde Tuinsla, Little Leprechaun, Promin, Romaine Blonde maraichere, Skarb, White Paris cos

Discussion: Daywalt

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