Largo

Protection expired

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

also searched as: ларго

Variety description

10 August 2026

The variety is early-maturing, the vegetation period takes from 35 to 50 days. The plant forms a large, lush rosette 25–35 cm in height and up to 40 cm in diameter. The average weight of one rosette varies from 350 to 500 g. The leaves have a light green color; they are succulent, crunchy, and finely curled.

The plant possesses resistance to downy mildew (races Bl:1–16, 21, 23, 32), lettuce aphid, internal necrosis, and bolting at high temperatures. The variety is suitable for all-season cultivation in open ground, plastic greenhouses, tunnels, and hydroponics. Intended for fresh consumption.

Sources6

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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

terminated no record

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 BV (NL) Submitted the application to the register
Rights holder: Rijk Zwaan Zaadteelt en Zaadhandel BV (NL) 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.

NL Netherlands Terminated

№ SLA577/2116

Application

27 December 1979

Terminated

16 September 1997

Registry	Number	Application	Registration	Terminated	Status
NL Netherlands	SLA577/2116	27 December 1979	—	16 September 1997	Terminated

Plant breeders' rights

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

Netherlands № SLA577

Protection expired

Application filed 2 January 1980
Registered 18 May 1982
Entry closed 28 June 1991

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

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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: Lettuce

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12 records

Ice Agata

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SYNGENTA SEEDS B.V.

8 records

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MEISSNER| Helga Meissner in Fa. Quedlinburger Saatgut GmbH

1 record

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Larian

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Lactuca sativa L. · Lettuce

Syngenta Seeds BV (NL)

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4 records

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Discussion: Largo

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