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Description of Rhododendron 'Diane'

R. 'Diane' 
Photo by: Stuart Imrie

Seed Parent x Pollen Parent: 

Mrs Lindsay Smith x campylocarpum ssp campylocarpum hybrid 

Predominant Flower Color: 


Flower / Truss Description: 

Flower broadly campanulate, 3" across, light greenish yellow to pale yellow-green, with red spotting in throat. Ball-shaped truss holds 9-10 flowers. Slow to form flower buds. 



Bloom Time: 

Early Midseason to Midseason 

Height (ft.) in 10 Yrs: 

Cold Hardiness Temperature: 

-5F  (-21C)

Foliage Description / Plant Habit: 

Leaves elliptic to broadly ovate, 3" to 5" long, recurved, bullate, glossy, dark green. Tendency to develop yellow mottling. Prefers some shade for best performance. Compact, upright habit. 

Elepidote (E) or Lepidote (L): 


Koster & Sons 

Registration Reference: 

RHS 58 

 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
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