Isasa

Active

Lactuca sativa L. Lettuce · Vegetables · bred by RAMIRO ARNEDO, S.A.

also searched as: исаса

Variety description

10 August 2026

The plant forms a compact head with good leaf overlapping, the structure of which facilitates their separation during preparation for consumption. The leaves of the variety have a yellow-green color.

The variety possesses high resistance to downy mildew races 22, 27, 30, 31, as well as to Fusarium wilt races 1 and 4. In addition, the variety has intermediate resistance to lettuce mosaic virus.

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.

IS FI NO SE EE IE GB DK LV LT NL DE PL BY PT ES FR BE CZ SK UA RU LU CH AT HU MD IT SI HR RS RO MT GR BG CY

active no record

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

Parties

Breeder: RAMIRO ARNEDO, S.A. Developed the variety
Applicant: RAMIRO ARNEDO, S.A. Submitted the application to the register
Rights holder: RAMIRO ARNEDO, S.A. Holds the rights to the variety
Maintainer: RAMIRO ARNEDO, S.A. 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

№ 272223

Registration

18 April 2009
ES Spain Active

№ 20060102

Application

24 March 2006

Registration

18 April 2009

Registry	Number	Application	Registration	Terminated	Status
QZ European Union	272223	—	18 April 2009	—	Active
ES Spain	20060102	24 March 2006	18 April 2009	—	Active

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

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Same species

Other varieties: Lettuce

All 8 226 varieties of species

FRILL ICE

Active

Lactuca sativa L. · Lettuce

SVS Holland B.V.

DK ES FR IT

14 records

El Sol

Active

Lactuca sativa L. · Lettuce

Nunhems, NL

12 records

Ice Agata

Active

Lactuca sativa L. · Lettuce

SYNGENTA SEEDS B.V.

8 records

Isala

Terminated

Lactuca sativa L. · Lettuce

1 record

Isaprince

Terminated

Lactuca sativa L. · Lettuce

FERRY MORSE

2 records

Isaure

Withdrawn

Lactuca sativa L. · Lettuce

Royal Sluis Vegetables BV (NL)

1 record

Nearby in the species list IRINA RZ, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">Irma, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">Ironita, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">Isaac, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">Isabel, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">ISABELA, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">Isabelita, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">Isadora, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">Isala, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">Isaprince, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">Isaure, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">Ischia, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">Isengard, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">Isira, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">Isla, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">Islandia, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">Isluga, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">Ismeco, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">Ismina, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">Isoar

Discussion: Isasa

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