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Krypton

Active

Allium porrum L. Leek · Vegetables · bred by Paul Degreef

also searched as: криптон

Variety description

10 August 2026

The hybrid is intended for cultivation in open field and protected cultivation. The plant forms a cylindrical pseudo-stem 20–24 cm long and 3.5–4 cm in diameter. The average weight of one plant is about 400 g, the leaves are dark green in color.

The produce is characterized by the absence of internal veins and fibers. Yield reaches 50–60 tons per hectare. The hybrid possesses high growth energy, stress tolerance, and resistance to a number of diseases.

Sources6
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Countries of admission

3 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Variety registered as early as 3 jurisdictions, data for which we do not publish: their registry licenses have not yet been verified.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
Nunhems B.V. Submitted the application to the register
Rights holder
Nunhems B.V. Holds the rights to the variety
Maintainer
NUNHEMS UK LTD 199 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

    № 250861

    Registration
    28 March 2011
  • NL Netherlands Active

    № PRE232/18844

    Application
    17 October 2008
    Registration
    28 March 2011
  • AR Argentina Active

    № 015335

    Application
    9 May 2014
    Registration
    23 July 2014
  • RU Russian Federation Active

    № 64456

    Application
    17 October 2014
    Registration
    28 December 2015
  • UA Ukraine Active

    № 14105002

    Application
    26 November 2014
  • GB United Kingdom Active

    № 64/13420

    Application
    20 November 2018
    Registration
    31 December 2018

Plant breeders' rights

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

Netherlands № PRE232
Active
  1. Application filed 17 October 2008
  2. Registered 28 March 2011
  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: 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

Allium porrum L. · Leek

Bejo Zaden BV (NL)

BG CZ HR HU PL SI +1
11 records

Koptor

Terminated

Allium porrum L. · Leek

EVA THORN, SVALÖF WEIBUL AB

DK
2 records

Krakatoa

Terminated

Allium porrum L. · Leek

Syngenta Seeds B.V.

NL
2 records

Krystina

Protection expired

Allium porrum L. · Leek

Novartis Seeds B.V.

CZ
3 records

Nearby in the species list King Shaft, Kingpin, Kingston, Kinstar, Københavns Torve, KØBENHAVNS TORVE 'IMPERIAL', KØBENHAVNS TORVE 'KONTA', Kong Richard, Koptor, Krakatoa, Krystina, Kulaures, Lampton, LANC C1, Lancaster, Lancelot, Lancia, Largo de Mézières, Laston, Latina

Discussion: Krypton

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