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Description of Rhododendron 'Trinity'

R. 'Trinity' 
Photo by: Harold Greer

Seed Parent x Pollen Parent: 

catawbiense, white form, 'Powell Glass', selfed x degronianum ssp yakushimanum 'Koichiro Wada' 

Predominant Flower Color: 


Flower / Truss Description: 

Flower openly funnel-shaped, wavy lobes, 2" across, faintly fragrant, white with faint green spotting on dorsal lobe, shaded pale purplish-pink on lobe edges and reverse when newly opened. Held in ball-shaped trusses of 14 flowers. 


Yes slightly 

Bloom Time: 

Late Midseason 

Height (ft.) in 10 Yrs: 

Cold Hardiness Temperature: 

-25F  (-32C)

Foliage Description / Plant Habit: 

Leaves oblanceolate, obtuse apex, cuneate base, 4" long, convex, yellowish-green with thin, easily rubbed off orange-yellow indumentum that darkens with age. New growth has orange-tan indumentum. Rounded growth habit. 

Elepidote (E) or Lepidote (L): 



Registration Reference: 

ARS 792 

 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:
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