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Description of Rhododendron arboreum ssp. arboreum

R. arboreum 
Photo by: William Spohn

Predominant Flower Color: 

Red 

 Flower / Truss Description: 

Tubular campanulate, usually red to carmine, occasionally white or pink. 

Fragrant: 

No  

Bloom Time: 

Very Early to Early Midseason 

Height (ft.) in 10 Yrs: 

Cold Hardiness Temperature: 

10F (-12C)

Foliage Description: 

Leaves ovate to elliptic, up to 7" long, silvery to white indumentum. 

Elepidote (E) or Lepidote (L): 

 

Plant Habit: 

Single or multi-trunked tree 

Sub Genus: 

Hymenanthes 

Section: 

Ponticum 

Sub Section: 

Arborea 

Geographical Origin: 

India (Kashmir to Sikkim), Nepal, Bhutan 

 Note: Bloom time and 10 year height information are approximate and can vary dependent on local climate and soil conditions.
Hardiness temperature is also an approximate guideline.


American Rhododendron Society
Executive Director: P.O. Box 525,  Niagara Falls, NY 14304
Ph: 416-424-1942   Fax: 905-262-1999   E-Mail: lauragrant@arsoffice.org
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