Rhododendron 'Catawbiense Grandiflorum'

Photo: Torben Stein

Predominant Flower Color: 


Flower / Truss Description: 

Flower lavender with a yellow-red blotch. Ball-shaped truss. 



Bloom Time: 

Late Midseason 

Foliage Description / Plant Habit: 

Leaves broadly elliptic, smooth, slightly shiny, dark green, . Vigorous grower, useful for background plantings. Heat tolerant. Grows to tree size. 

Height in 10 Yrs: 

6 ft 

Cold Hardiness Temperature: 

-15F  (-26C)

Parentage  (Seed Parent x Pollen Parent): 

catawbiense hybrid or selection  

Elepidote (E) or Lepidote (L): 

Hybridized or Selected by: 

Waterer, A. 

Registration Reference: 

RHS 58 

Note: Bloom time and 10 year height information are approximate and can vary dependent on weather and growing conditions.
Cold hardiness temperature is also an approximate value.


American Rhododendron Society
1998-2022, ARS, All rights reserved.