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More Information: Rhododendron 'Thunder'


R. 'Thunder' 
  Photo: Paul Lawry

Predominant Flower Color:  Purple

Flower/Truss Description:  Flower openly funnel-shaped, wavy lobes, 1½" across, purple fading to white. Ball-shaped truss holds 3-5 flowers.

Fragrant:  No

Bloom Time:  Early Midseason

Foliage Description / Plant Habit:  Leaves elliptic, flat to convex, apiculate apex, cuneate base, 1¼" long. Foliage is dark mahogany from November through end of blooming period. Dense plant habit.

Height:  3 feet in 10 years.

Cold Hardiness Temp:  -20°F  ( -29°C)

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

Elepidote (E) or Lepidote (L):  L

Hybridized or Selected by:  Mezitt, E.

Registration Reference:  ARS 881

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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Ph: 631-533-0375   E-Mail: member@arsoffice.org
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