Rhododendron 'Blue Danube'

Photo: Odo Tschetsch
Deutsche Genbank Rhododendron

Seed Parent X Pollen Parent: 

Malvaticum X kaempferi 

Predominant Flower Color: 


Flower / Truss Description: 

Flower funnel-shaped, 1" - 1" across, strong reddish-purple with vivid reddish-purple midribs and deep red spotting. Inflorescence 2-3 flowered. 

Bloom Time: 


Height in 10 Yrs: 

4 ft 

Cold Hardiness Temperature: 

-10F  (-23C)

Foliage Description / Plant Habit: 

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

Deciduous or 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.


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