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Karlštejn

Terminated

Rhododendron L. Azalea · Ornamentals

also searched as: карлштейн

Variety description

10 August 2026

The variety is part of the Czech breeding program aimed at creating plants adapted to the climate of Central Europe. The plant features a decorative bush shape, high-quality foliage, and is distinguished by abundant flowering.

Flowers with a diameter of about 8 cm are gathered in spherical inflorescences. The petal color is light pink, with a characteristic dark edge. The variety's flowering is classified as mid-early, occurring in the second ten-day period of May.

The variety possesses good winter hardiness, withstanding temperatures down to -24 °C. The plant is characterized by high resistance to diseases and is suitable for use in landscape gardening.

Sources8
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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

Applicant
Výzkumný ústav pro krajinu, v. v. i. (CZ) 249 Submitted the application to the register
Rights holder
Výzkumný ústav pro krajinu, v. v. i. (CZ) 249 Holds the rights to the variety
Maintainer
Výzkumný ústav pro krajinu, v. v. i. (CZ) 249 Responsible for variety maintenance

Plant breeders' rights

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

Czechia № 2063
Terminated
  1. Application filed 26 April 2011
  2. Registered 11 September 2013
  3. Entry closed 26 October 2018

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: Azalea

All 333 varieties of species

Rhododendron L. · Azalea

WALTER PREIL

BE CZ DE DK PL
8 records

Rhododendron L. · Azalea

PREIL| Dr. Walter Preil im Institut fuer gartenbauliche Pflanzenzuechtung / ELBINGHAUS| Rainer Ebbinghaus im Institut fuer gartenbauliche Pflanzenzuechtung

DE PL
5 records

Rhododendron L. · Azalea

WALTER PREIL|RALF LUTTMANN

6 records

KARLIS

Terminated

Rhododendron L. · Azalea

LV
1 record

KARLIS ULMANIS

Terminated

Rhododendron L. · Azalea

RIHARDS KONDRATOVICS

LV
1 record

Rhododendron L. · Azalea

RANNACKER KARSTEN

BE
1 record

Nearby in the species list INA, INDRA, INGA, IRINA, JANIQUE, JANIS, Ještěd, Julia, KARLIS, KARLIS ULMANIS, KASSANDRA, Kazimierz Odnowiciel, Kazimierz Odnowiciel Royal Violet, Klenová, Kokardia, Kokořín, Kosmos, Kotnov, Kozákov, Krakovec

Discussion: Karlštejn

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