ARS Logo


Description of Rhododendron 'Frank Baum'

R. 'Frank Baum' 
Photo by: Harry Wright

Seed Parent x Pollen Parent: 

(Mars x Japser)#1 

Predominant Flower Color: 


Flower / Truss Description: 

Flower, campanulate, 2" across, carmine red shading to yellow at center, Held in tight truss. 



Bloom Time: 

Late Midseason 

Height (ft.) in 10 Yrs: 

Cold Hardiness Temperature: 

-5F  (-21C)

Foliage Description / Plant Habit: 

Leaves large-sized, deep green with red stems. Somewhat open plant habit. 

Elepidote (E) or Lepidote (L): 



Registration Reference: 

ARS 674 

 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.