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Thesla

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Rhododendron simsii Planch. Indica azalea · Ornamentals · bred by BOONE DIRK

also searched as: тесла

Variety description

10 August 2026

The variety is an ornamental pot crop with a compact growth habit. The plant's dark green foliage has an elliptical or oval shape with a pubescent surface, maintaining a decorative appearance throughout the year. The bush height is typically 30–40 cm, but can reach 60 cm.

The flowers are double, salmon-pink in color, with a diameter of 3 to 5 cm. The variety is classified as mid-late; the main flowering period falls between January and May, with a flowering duration of up to 6 weeks under proper care. The plant adapts well to light conditions and requires slightly acidic soils.

Sources7
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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.

QZ

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Variety registered as early as 1 jurisdiction, data for which we do not publish: their registry licenses have not yet been verified.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
BOONE DIRK 1 Developed the variety
Applicant
BOONE DIRK 1 Submitted the application to the register
Rights holder
BOONE DIRK 1 Holds the rights to the variety

Plant breeders' rights

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

European Union № 19960616
Active
  1. Application filed 21 May 1996
  2. Registered 7 June 1999
  3. Currently active indefinite in the register

More 1 record protections in other jurisdictions are shown on the map above.

Records are sourced from official registry publications. Data sources and legal status

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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: Indica azalea

All 276 varieties of species

Angelina

Active

Rhododendron simsii Planch. · Indica azalea

Johan Van der Haegen, Hortibreed N.V.

4 records

HORT01

Active

Rhododendron simsii Planch. · Indica azalea

Vanderhaegen Johan|Kruishoutem, BE

4 records

Rhododendron simsii Planch. · Indica azalea

Vanderhaegen Johan

4 records

Theo

Active

Rhododendron simsii Planch. · Indica azalea

Stahnke, Otto|Bromer Strasse 104, 38524 Sassenburg-Grussendorf, Federal Republic of Germany / Dettmer, Peter|Bromer Strasse 104, 38524 Sassenburg-Grussendorf, Federal Republic of Germany / Dettmer, Eleonore|Bromer Strasse 104, 38524 Sassenburg-Grussendo

DE
3 records

Theofine

Withdrawn

Rhododendron simsii Planch. · Indica azalea

STAHNKE DETTMER| Otto Stahnke und Frau Eleonore Dettmer (Gartenbaubetrieb) / SCHIPPNICK| Uwe Schippnick

DE
2 records

Tigra

Terminated

Rhododendron simsii Planch. · Indica azalea

L.J. van der Meer B.V.

1 record

Nearby in the species list Stadt Guetersloh, Steffanie, Super Sachsenstern, Svitlana, Sylt, Taggi, Tamira, Tapestry, Theo, Theofine, Tigra, Timeless, Timo, Toppiestar, Tranquility, Trixi, van Straelen, Velká Morava, Veltrusy, Verdena 10

Discussion: Thesla

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