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Alexa SU

Active

Helianthus annuus L. Sunflower · Agricultural · bred by Saaten Union, RO

also searched as: алекса су

Variety description

10 August 2026

The hybrid reaches a height of 150–175 cm and is characterized by a nodding or semi-nodding head shape. Seed oil content is 47–50%. The plant possesses resistance to lodging and shedding, and also demonstrates high tolerance to drought and heat.

The variety possesses genetic resistance to Orobanche races A-G and good resistance to major diseases, including Phomopsis, Sclerotinia and powdery mildew. The SU index in the name indicates resistance to sulfonylurea herbicides, which allows for weed control after emergence.

Sources6
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Countries of admission

4 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.

QM QZ

active no record

Variety registered as early as 1 jurisdiction, data for which we do not publish: their registry licenses have not yet been verified.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
Saaten Union, RO 17 Developed the variety
Applicant
SC Saaten Union Romania SRL 33 Submitted the application to the register
Rights holder
SAATEN UNION Romania Srl. 74 Holds the rights to the variety
Maintainer
SC Saaten Union Romania SRL 33 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

    № 214696

    Registration
    28 March 2019
  • RO Romania Active

    № SURO16-2SU

    Registration
    28 March 2019
  • UA Ukraine Active

    № 18039115

    Application
    3 December 2018
    Registration
    17 December 2020
  • RS Serbia Active

    № 320-04-1677/2019-11

    Application
    27 February 2019
    Registration
    4 February 2021

Plant breeders' rights

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

Ukraine № 18039115
Terminated
  1. Application filed 3 December 2018
  2. Registered 19 January 2021
  3. Entry closed 12 September 2025

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

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Nearby in the species list Aldazor, Aldus, Alectro CLP, Alejo, Aleks, ALEKSANDRA, ALEKSEI, ALELLA, Alesia, Alex, Alexandra, Alexandra PR, Alexis, ALEYA, Alfa, Alfar, Alfatic, Alfeo, Alfeo SU, ALGOR

Discussion: Alexa SU

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