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More Information: Rhododendron 'Shamrock'

R. 'Shamrock' 
Photo: Eleanor Philp

Predominant Flower Color:  Yellow

Flower/Truss Description:  Flower tubular funnel-shaped, 1" across, brilliant yellowish green with slight strong yellow-green spotting. Flowers fade to light yellow. Flat trusses of 8-9 flowers.

Fragrant:  No

Bloom Time:  Early to Early Midseason

Foliage Description / Plant Habit:  Leaves elliptic, apiculate apex, cuneate base, 1" long, yellowish-green, retained 2 years. Dense and spreading shrub.

Height:  2  feet in 10 years.

Cold Hardiness Temp:  -5F  ( -21C)

Parentage  (Seed Parent x Pollen Parent): 
   keiskei, dwarf form x hanceanum 'Nanum group'

Elepidote (E) or Lepidote (L):  L

Hybridizer:  Ticknor

Registration Reference:  ARS 784

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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