ARS Logo


Description of Rhododendron cumberlandense

R. cumberlandense 
Photo by: Sally and John Perkins

Predominant Flower Color: 

Orange, Red 

 Flower / Truss Description: 

Funnel shaped, orange to red, sometimes yellow, fragrant. Inflorescence 3-7 flowered. 


Yes slightly  

Bloom Time: 

Late to Very Late 

Height (ft.) in 10 Yrs: 

Cold Hardiness Temperature: 

-15F (-26C)

Foliage Description: 

Leaves ovate or obovate to elliptic, up to 3" long, deciduous. 

Elepidote (E) or Lepidote (L): 


Plant Habit: 

Low shrub, often stoloniferous 

Sub Genus: 




Sub Section: 


Geographical Origin: 

E N America (mountains, Kentucky to Georgia) 

 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:
1998-2015, ARS, All rights reserved.