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More Information: Rhododendron 'Mister Blue'


R. 'Mister Blue' 
  Photo: Don Hyatt

Predominant Flower Color:  Purple

Flower/Truss Description:  Flower inside light purple blending to very pale purple at throat, light purple mid-vein, two strong greenish yellow rays extending from throat below upper lobe, outside light purple. Dome shaped truss has 3-4 flowers.

Fragrant:  No

Bloom Time:  Early Midseason

Foliage Description / Plant Habit:  Leaves elliptic, acute apex, cuneate base, flat margins, 2¾" long, matte, grayish olive green, retained 2 years.

Height:  6 feet in 10 years.

Cold Hardiness Temp:  -5°F  ( -21°C)

Parentage  (Seed Parent x Pollen Parent): 
     agustinii selection

Elepidote (E) or Lepidote (L):  L

Hybridized or Selected by:  Gable

Registration Reference:  ARS 181

Glossary of plant description terminology.
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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