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More Information: Rhododendron 'Holden'


R. 'Holden' 
Photo: Paul Lawry

Predominant Flower Color:  Red

Flower/Truss Description:  Flower openly funnel-shaped, 2" across, bright rose-red tinged blue, with dark red blotch. Held in conical-shaped truss.

Fragrant:  No

Bloom Time:  Early Midseason to Midseason

Foliage Description / Plant Habit:  Leaves 4" long, leathery, glossy, partly twisted, dark green. Round, dense habit. Give afternoon sun protection.

Height:  3 feet in 10 years.

Cold Hardiness Temp:  -15F  ( -26C)

Parentage  (Seed Parent x Pollen Parent): 
   Cunningham's White x red catawbiense seedling

Elepidote (E) or Lepidote (L):  E

Hybridizer:  Shammarello

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 214, Great River, NY 11739
Ph: 631-533-0375   Fax: 866-883-8019   E-Mail: member@arsoffice.org
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