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More Information: Rhododendron 'August to Frost'

R. 'August to Frost' 
  Photo: Don Hyatt

Predominant Flower Color:  White

Flower/Truss Description:  Flower broadly funnel-shaped, single, 2" across, wavy edged, white with a pale yellow-green blotch. Occasionally flowers have strong reddish purple stripes and sectors, or a prominent red/violet blotch, some with strong reddish purple selfs.

Fragrant:  No

Bloom Time:  Late to Very Late

Foliage Description / Plant Habit:  Leaves elliptic, broadly acute apex, cuneate base, 2" long, flat, semi-glossy, moderate yellowish green, with brownish orange hairs above and below.

Deciduous or Evergreen:  Evergreen

Height:  2 feet in 10 years.

Cold Hardiness Temp:  -10F  ( -23C)

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

Hybridized or Selected by:  Matlack

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.

American Rhododendron Society
P.O. Box 43, Craryville, NY 12521
Ph: 631-533-0375   E-Mail:
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