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More Information: Rhododendron 'Horizon Monarch'

R. 'Horizon Monarch' 
Photo: Ned Brockenbrough

Predominant Flower Color:  Yellow

Flower/Truss Description:  Flower openly funnel-shaped, 4" across, pale greenish-yellow to light yellow with a small, vivid red flare. Ball-shaped truss holds 15 flowers.

Fragrant:  No

Bloom Time:  Midseason

Foliage Description / Plant Habit:  Leaves elliptic, apiculate apex, cuneate base, 6" long, convex, dark green. Spreading growth habit.

Height:  6 feet in 10 years.

Cold Hardiness Temp:  5F  ( -15C)

Parentage  (Seed Parent x Pollen Parent): 
   Nancy Evans x Point Defiance

Elepidote (E) or Lepidote (L):  E

Hybridizer:  Brockenbrough

Registration Reference:  ARS 902

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
P.O. Box 214, Great River, NY 11739
Ph: 631-533-0375   Fax: 866-883-8019   E-Mail:
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