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Description of Rhododendron reticulatum

R. reticulatum 
Photo by: Kenneth Cox

Predominant Flower Color: 

Lavender, Purple 

 Flower / Truss Description: 

Funnel campanulate, 1" to 2" across, lavender to deep purple or magenta, rarely white. Inflorescence 1-2 flowered. 



Bloom Time: 

Early Midseason to Late Midseason
(Different forms may bloom at different times.) 

Height (ft.) in 10 Yrs: 

Cold Hardiness Temperature: 

-10F (-23C)

Foliage Description: 

Leaves rhombic-ovate to lanceolate, up to 2" long, in whorls at branch tips, deciduous. 

Elepidote (E) or Lepidote (L): 


Plant Habit: 

Broadly upright shrub or tree 

Sub Genus: 




Sub Section: 


Geographical Origin: 

Japan (S Honshu, Shikoku, Kyushu) 

 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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