American Rhododendron Society Web Site ARS
navigation menu background

Rhododendron Plant Search

New Search

  "Printer Friendly" Page

More Information: Rhododendron 'Whisperingrose'


R. 'Whisperingrose' 
  Photo: Bob George

Predominant Flower Color:  Red

Flower/Truss Description:  Flower campanulate, 2" across, dark red in bud, purplish-red, unmarked. Flat truss holds 6 flowers.

Fragrant:  No

Bloom Time:  Early Midseason

Foliage Description / Plant Habit:  Leaves oblong-orbicular, 1" long, slightly down curved edges, semi-glossy, dark yellowish-green, retained 2 years. Bright copper new growth. Petioles dark red.

Height:  3 feet in 10 years.

Cold Hardiness Temp:  0F  ( -18C)

Parentage  (Seed Parent x Pollen Parent):  williamsianum x Elizabeth

Elepidote (E) or Lepidote (L):  E

Hybridized or Selected by:  Greer

Registration Reference:  ARS 992

Glossary of plant description terminology.
Note: Bloom time and 10 year height information are approximate and can vary dependent on weather and growing conditions.
Cold hardiness temperature is also an approximate value.


American Rhododendron Society
P.O. Box 43, Craryville, NY 12521
Ph: 631-533-0375   E-Mail: member@arsoffice.org
1998-2024, ARS, All rights reserved.