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More Information: Rhododendron 'Sunny Day'


R. 'Sunny Day' 
  Photo: Joan Steele

Predominant Flower Color:  Yellow

Flower/Truss Description:  Flower openly funnel-shaped, wavy, somewhat reflexed lobes, 3" across, light greenish-yellow with moderate red rays deep in dorsal throat. Ball to dome-shaped truss holds 12 flowers

Fragrant:  No

Bloom Time:  Early Midseason

Foliage Description / Plant Habit:  Leaves between elliptic and narrowly elliptic, apiculate apex, cuneate to rounded base, 3¾" to 4½" long, convex, moderate olive green, retained 2 years.

Height:  4 feet in 10 years.

Cold Hardiness Temp:  0°F  ( -18°C)

Parentage  (Seed Parent x Pollen Parent):  unknown x unknown

Elepidote (E) or Lepidote (L):  E

Hybridized or Selected by:  Whitney

Registration Reference:  ARS 853

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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