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More Information: Rhododendron 'Humbolt Sunrise'

R. 'Humbolt Sunrise' 
Photo: Don Wallace

Predominant Flower Color:  Yellow

Flower/Truss Description:  Flower openly funnel-shaped, wavy lobes, 3" across, fragrant, pale yellow with vivid yellow blotch in dorsal throat, reverse blushed deep pink on distal half of lobes. Flat-shaped trusses hold 5-6 flowers.

Fragrant:  Yes

Bloom Time:  Early Midseason

Foliage Description / Plant Habit:  Leaves elliptic to lanceolate, acute with apiculus apex, cuneate base, curve towards tip, glossy, yellow green, retained for 2 years. Upright, broad growth habit.

Height:  3  feet in 10 years.

Cold Hardiness Temp:  15F  ( -9C)

Parentage  (Seed Parent x Pollen Parent): 
   Else Frye x johnstoneanum

Elepidote (E) or Lepidote (L):  L

Hybridizer:  Braafladt

Registration Reference:  ARS 791

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
Executive Director: P.O. Box 525, Niagara Falls, NY 14304
Ph: 416-424-1942   Fax: 905-262-1999   E-Mail:
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