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More Information: Rhododendron 'Yellow Rolls Royce'


R. 'Yellow Rolls Royce' 
  Photo: Steve Henning

Predominant Flower Color:  Yellow

Flower/Truss Description:  Flower openly funnel-shaped, wavy edges, 4" across, three dorsal lobes brilliant greenish yellow, shading to pale greenish yellow on ventral lobes. Held in ball-shaped truss.

Fragrant:  No

Bloom Time:  Early Midseason

Foliage Description / Plant Habit:  Leaves elliptic, cuspidate apex, 4½" long, glossy, mid green, retained 2 years. Upright, dense habit

Height:  5 feet in 10 years.

Cold Hardiness Temp:  10°F  ( -12°C)

Parentage  (Seed Parent x Pollen Parent):  Crest x Odee Wright

Elepidote (E) or Lepidote (L):  E

Hybridized or Selected by:  Clarke

Registration Reference:  ARS 912

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.


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