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Siret

Active

Brassica oleracea L. (Kohlrabi Group) Kohlrabi · Vegetables

also searched as: сирет

Variety description

10 August 2026

Siret RZ F1 forms very large flat-round stems that have a light green, almost white color. The plant exhibits strong growth and forms a wide, vigorous, upright-type leaf canopy.

The hybrid is intended for cultivation in open field and protected cultivation, primarily in the autumn rotation, as well as in winter production in southern and central regions. The variety demonstrates high resistance to leaf diseases, including downy mildew, and is characterized by high productivity.

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.

QZ

active no record

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

Parties

Applicant
Rijk Zwaan Zaadteelt en Zaadhandel B.V. Submitted the application to the register
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.

  • QZ European Union Active

    № 256133

    Registration
    16 January 2009
  • NL Netherlands Active

    № KRB53/17029

    Application
    6 September 2006
    Registration
    16 January 2009

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: Kohlrabi

All 365 varieties of species

Korist

Active

Brassica oleracea L. (Kohlrabi Group) · Kohlrabi

Ger Beemsterboer

CZ HR HU NL PL SK +1
14 records

Kolibri

Active

Brassica oleracea L. (Kohlrabi Group) · Kohlrabi

Ger Beemsterboer

CZ HU LT NL PL SK +1
11 records

Kossak

Active

Brassica oleracea L. (Kohlrabi Group) · Kohlrabi

BEJO ZADEN

CZ HU LT NL PL SK
9 records

Selena

Terminated

Brassica oleracea L. (Kohlrabi Group) · Kohlrabi

NL
1 record

Siba

Terminated

Brassica oleracea L. (Kohlrabi Group) · Kohlrabi

1 record

Sisto

Terminated

Brassica oleracea L. (Kohlrabi Group) · Kohlrabi

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
2 records

Nearby in the species list Runa, Rutabaga cuello verde, Saale, Saar, Salsero, Savio, Scandia, Segura, Selena, Siba, Sisto, Snizhana, Soko, Solares, Sontra, Soroksári fehér, Soton, Sparta, Sparta F1, Speck Blauer

Discussion: Siret

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