Rhododendron 'Yellow Hammer'

 
Photo: Chris Klapwijk

Predominant Flower Color: 

 Yellow 

Flower / Truss Description: 

 Flower tubular-campanulate, ½" across, empire-yellow, unmarked. Held in multiple bud clusters with 2 flowers per bud. 

Fragrant: 

 No 

Bloom Time: 

 Early 

Foliage Description / Plant Habit: 

 Leaves narrowly elliptic, about 1" long, slightly glossy, dark green. Upright habit, can become straggly as it grows. Prune to retain shape. 

Height in 10 Yrs: 

 6 ft 

Cold Hardiness Temperature: 

 0°F  (-18°C)

Parentage  (Seed Parent x Pollen Parent): 

 sulfureum x flavidum  

Elepidote (E) or Lepidote (L): 

 L 

Hybridized or Selected by: 

 Waterer, J. 

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
©1998-2025, ARS, All rights reserved.