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Description of Rhododendron 'Calsap'

R. 'Calsap' 
Photo by: Don Hyatt

Seed Parent x Pollen Parent: 

Catalgia x Sappho 

Predominant Flower Color: 

White 

Flower / Truss Description: 

Flower tubular funnel-shaped, wavy edges, 2" across, white with a dark red blotch, reverse slightly flushed very pale purple. Held in conical truss of 18 flowers. 

Fragrant: 

No 

Bloom Time: 

Midseason 

Height (ft.) in 10 Yrs: 

Cold Hardiness Temperature: 

-25F  (-32C)

Foliage Description / Plant Habit: 

Leaves oblong, apiculate apex, cuneate base, 5" long, smooth, convex, vivid yellowish-green, retained 2 years. Plant needs sun for dense habit. 

Elepidote (E) or Lepidote (L): 

Hybridizer: 

Michener 

Registration Reference: 

ARS 864 

 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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