Olaf

Terminated

Allium porrum L. Leek · Vegetables · bred by Clause Semences SA (FR)

also searched as: олаф

Variety description

10 August 2026

The variety «Olaf» belongs to the group of leeks with a blue-green leaf blade color. In international test protocols, it is used as a reference sample when describing other varieties.

Technical characteristics, such as maturity dates, plant height parameters, disease resistance, and agrotechnical recommendations, are not available in open publications.

Sources7

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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.

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: Clause Semences SA (FR) Developed the variety
Applicant: Clause Semences SA (FR) Submitted the application to the register
Maintainer: Clause Semences SA (FR) Responsible for variety maintenance

Admission to trade

The variety is listed in the national registry — its seeds are authorized for sale in this country.

FR France Terminated

№ 0051493

Application

1 January 1901

Registration

1 January 1976

Terminated

1 January 1995

Registry	Number	Application	Registration	Terminated	Status
FR France	0051493	1 January 1901	1 January 1976	1 January 1995	Terminated

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: Leek

All 946 varieties of species

Lancelot

Active

Allium porrum L. · Leek

Bejo Zaden BV, NL-1749 ZH Warmenhuizen

CZ HR HU NL PL

11 records

Lincoln

Active

Allium porrum L. · Leek

Bejo Zaden, NL

CY CZ HU NL PL SI

10 records

Bulgaarse Reuzen

Active

Allium porrum L. · Leek

Bejo Zaden BV (NL)

BG CZ HR HU PL SI +1

11 records

Ofelia

Terminated

Allium porrum L. · Leek

2 records

Oktan

Terminated

Allium porrum L. · Leek

2 records

Olifant

Protection expired

Allium porrum L. · Leek

Semenarna Ljubljana, SI

HR SI

2 records

Nearby in the species list NUN7041LE, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">Nun8993, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">Nunton, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">Oarsman, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">Oberon, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">Oceanos, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">October, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">Odrín, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">Ofelia, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">Oktan, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">Olifant, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">Oliver, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">OPR 0264, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">OPR 0266, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">OPR 0271, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">OPR 0273, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">OPR.0276, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">OPR 3001, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">OPR 3007, class="text-ink hover:text-field underline underline-offset-2 decoration-rule hover:decoration-field transition-colors">OPR 5003

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