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More Information: Rhododendron sulfureum


R. 'sulfureum' 
  Photo by: Chris Klapwijk

Predominant Flower Color:  Yellow

Flower/Truss Description:  Broadly campanulate,½" to 1" across, bright yellow, rarely greenish. Inflorescence 4–8-flowered.

Fragrant:  No

Bloom Time:  Early

Foliage Description:  Leaves oblanceolate to elliptic, 1" to 3" long, leathery, glossy, glaucous white on lower surface, evergreen.

Plant Habit:  Evergreen shrubs, usually epiphytic.

Height:  5 feet in 10 years.

Cold Hardiness Temp:  5°F  ( -15°C)

Elepidote (E) or Lepidote (L):  L

Sub Genus:  Rhododendron

Section:  Rhododendron

Sub Section:  Boothia

Geographical Origin:  China (SE Tibet, W Yunnan), N Burma

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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