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More Information: Rhododendron 'Nobleanum Group'

R. 'Nobleanum Group' 
Photo: Kenneth Cox

Predominant Flower Color:  Red

Flower/Truss Description:  Flower funnel-shaped to funnel-campanulate, about 2" across, deep red to light pink, bicolored or white, with sparse red spotting. Compact trusses hold 12-20 flowers. Often blooms in December.


Bloom Time:  Very Early

Foliage Description / Plant Habit:  Leaves elliptic, oblong or oblanceolate, 5" to 7" long, dull, mid to dark green with thin indumentum. Variable habit. One of the oldest hybrids from about 1835.

Height:  4  feet in 10 years.

Cold Hardiness Temp:  -10F  ( -23C)

Parentage  (Seed Parent x Pollen Parent):  caucasicum x arboreum

Elepidote (E) or Lepidote (L):  E

Hybridizer:  Waterer, A.

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