Rhododendron 'Blue Danube'

 
Photo: Odo Tschetsch
Deutsche Genbank Rhododendron

Seed Parent X Pollen Parent: 

 Malvaticum X kaempferi 

Predominant Flower Color: 

 Purple 

Flower / Truss Description: 

 Flower funnel-shaped, 1½" - 1¾" across, strong reddish-purple with vivid reddish-purple midribs and deep red spotting. Inflorescence 2-3 flowered. 

Bloom Time: 

 Midseason 

Height in 10 Yrs: 

 4 ft 

Cold Hardiness Temperature: 

 -10°F  (-23°C)

Foliage Description / Plant Habit: 

 Leaves 2" long, bright green. Upright, spreading habit. 

Deciduous or Evergreen: 

 Evergreen  

Hybridized or Selected by: 

 van Hecke 

Registration Reference: 

 RHS 69 

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.