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Oloroso

Active

Allium cepa L. Onion · Vegetables · bred by Paul Degreef

also searched as: олоросо

Variety description

10 August 2026

The bulbs have a rounded shape and are classified as large-fruited, corresponding to the Large-Jumbo size. The maturation period of the hybrid is approximately 116–118 days.

The variety belongs to the semi-Spanish type and is characterized by resistance to pink root rot. During long-term storage, the bulbs may exhibit a specific defect in the form of translucent scales.

Sources4
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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Variety registered as early as 4 jurisdictions, data for which we do not publish: their registry licenses have not yet been verified.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
Paul Degreef 142 Developed the variety
Applicant
Pro Seed, Beograd Submitted the application to the register
Rights holder
NUNHEMS B.V. Holds the rights to the variety
Maintainer
Nunhems, NL Responsible for variety maintenance

Admission to trade

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

  • TR Turkey Active

    № Oloroso

    Registration
    30 May 2014
  • UA Ukraine Active

    № 12041013

    Application
    14 December 2012
  • RU Russian Federation Active

    № 67309

    Application
    23 September 2015
    Registration
    23 March 2018
  • RS Serbia Active

    № 320-04-3981/2016

    Application
    26 April 2016
    Registration
    22 June 2016

Plant breeders' rights

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

Ukraine № 12041013
Protection expired
  1. Application filed 14 December 2012
  2. Registered
  3. Currently active indefinite in the register

More 3 records 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: Onion

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Allium cepa L. · Onion

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HU LT SI UA
9 records

Campero

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Allium cepa L. · Onion

Paul Degreef

UA
11 records

Sturon

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Allium cepa L. · Onion

Syngenta Seeds BV (NL)

HU SI UA
8 records

Oke

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Allium cepa L. · Onion

DE
1 record

Olina

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HORAL JIRI / KLAPSTE PETR

HU SK
4 records

Olympian

Terminated

Allium cepa L. · Onion

IT
1 record

Nearby in the species list Nogal, NUIT, Numancia Plus, NUN 4004 ON, NUN 4202, Oberih, Obrovska Zluta, Ökkes, Oke, Olina, Olympian, OLYMPO, Oneida, Ontario T, Orizaba F1, Orizont, Orlenda, OSO, Otaman, Owa

Discussion: Oloroso

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