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More Information: Rhododendron 'Calsap'


R. 'Calsap' 
  Photo: Don Hyatt

Predominant Flower Color:  White

Flower/Truss Description:  Flower tubular funnel-shaped, wavy edges, 2¾" across, white with a dark red blotch, reverse slightly flushed very pale purple. Held in conical truss of 18 flowers.

Fragrant:  No

Bloom Time:  Midseason

Foliage Description / Plant Habit:  Leaves oblong, apiculate apex, cuneate base, 5½" long, smooth, convex, vivid yellowish-green, retained 2 years. Plant needs sun for dense habit.

Height:  4 feet in 10 years.

Cold Hardiness Temp:  -25°F  ( -32°C)

Parentage  (Seed Parent x Pollen Parent):  Catalgia x Sappho

Elepidote (E) or Lepidote (L):  E

Hybridized or Selected by:  Michener

Registration Reference:  ARS 864

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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