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Gustaf

Terminated

Salix L. Willow · Ornamentals · bred by Sirén, Gustaf

also searched as: густаф

Variety description

10 August 2026

The variety was developed within the framework of breeding programs aimed at creating highly productive clones for intensive agricultural production of biofuel (energy forestry).

In international classifications, the variety is mentioned in the context of research on energy plantation productivity. A characteristic morphological feature of the plant is the brown color of the young shoots.

Sources4
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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.

terminated no record

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

Parties

Breeder
Sirén, Gustaf 13 Developed the variety

Plant breeders' rights

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

Sweden № F 1189
Terminated
  1. Application filed 11 March 1991
  2. Registered 19 May 2000
  3. Entry closed 1 January 2001

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: Willow

All 103 varieties of species

Rapp

Terminated

Salix L. · Willow

Stig Larsson

DE DK SE
5 records

Ulv

Terminated

Salix L. · Willow

Stig Larsson

DE DK SE
5 records

Orm

Terminated

Salix L. · Willow

Stig Larsson

DE DK SE
5 records

Gieravardo

Withdrawn

Salix L. · Willow

Källgren, Sören/Nilsson, Bo

SE
1 record

GLOBOSA

Terminated

Salix L. · Willow

Nemeth Jenoe

HU
1 record

Halla

Terminated

Salix L. · Willow

Stig Larsson

1 record

Nearby in the species list Drago, Energo, Erik, Erna, Estelle, Ester, EXPRESS, Fragisal, Gieravardo, GLOBOSA, Halla, Hanna, Helga, Herdis, Hernádvölgyi, Het Goor, Inger, Ingun, Ivar, Jodis

Discussion: Gustaf

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