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More Information: Rhododendron 'Knap Hill Red'


R. 'Knap Hill Red' 
  Photo: Jim Willhite

Predominant Flower Color:  Red

Flower/Truss Description:  Flower widely funnel-shaped, 2" across, brilliant deep red.

Fragrant:  No

Bloom Time:  Late Midseason

Foliage Description / Plant Habit:  Leaves eliptic, medium green, turn bronze in fall. Upright, vigorous shrub.

Deciduous or Evergreen:  Deciduous

Height:  7 feet in 10 years.

Cold Hardiness Temp:  -15F  ( -26C)

Parentage  (Seed Parent x Pollen Parent):  unknown x unknown

Hybridized or Selected by:  A. Waterer

Registration Reference:  RHS 58

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 43, Craryville, NY 12521
Ph: 631-533-0375   E-Mail: member@arsoffice.org
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