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Description of Rhododendron maximum

R. maximum 
Photo by: Kenneth Cox

Predominant Flower Color: 

White 

 Flower / Truss Description: 

Campanulate, white tinged pink to rose-purple, spotted greenish yellow. 

Fragrant: 

No  

Bloom Time: 

Very Late 

Height (ft.) in 10 Yrs: 

Cold Hardiness Temperature: 

-25F (-32C)

Foliage Description: 

Leaves ovate-lanceolate to oblanceolate, up to 12" long, thin film-like indumentum. 

Elepidote (E) or Lepidote (L): 

 

Plant Habit: 

Spreading or broadly erect shrub or small tree 

Sub Genus: 

Hymenanthes 

Section: 

Ponticum 

Sub Section: 

Pontica 

Geographical Origin: 

E N America (Nova Scotia 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: lauragrant@arsoffice.org
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