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More Information: Rhododendron 'Courtenay Duke'


R. 'Courtenay Duke' 
  Photo: Harry Wright

Predominant Flower Color:  Purple

Flower/Truss Description:  Flower inside rose with reddish midribs and a dark red, spotted dorsal blotch, outside dark rose. Held in flat truss with 12-15 flowers.

Fragrant:  No

Bloom Time:  Midseason

Foliage Description / Plant Habit:  Leaves oblong, broadly acute apex, rounded base, 4½" long, slight downward twist, down-curved edges, semi-glossy to dull green.

Height:  3 feet in 10 years.

Cold Hardiness Temp:  -10°F  ( -23°C)

Parentage  (Seed Parent x Pollen Parent): 
     Madame Guillemont x Gomer Waterer

Elepidote (E) or Lepidote (L):  E

Hybridized or Selected by:  Wright

Registration Reference:  ARS 022

Glossary of plant description terminology.
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.


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Ph: 631-533-0375   E-Mail: member@arsoffice.org
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