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Rhododendron austrinum (Small) Rehd.
Orange azalea, Florida azalea, Yellow azalea
Synonyms: Azalea austrina
USDA Symbol: rhau
USDA Native Status: Native to U.S.
Orange azalea grows 8-10 ft. high and forms a rather loose, multi-stemmed shrub. Twigs are reddish-brown in the winter. The fragrant, yellow, orange or almost pure red flowers occur 8-15 together. Flowers are tubular in shape with protruding stamens and open before or with the leaves.
Bloom InformationBloom Color: White , Red , Orange , Yellow
Bloom Time: Mar , Apr
AL , FL , GA , MS , NC Native Distribution:
FL Panhandle, s.w. GA & MS Native Habitat:
Wooded bluffs; woodland stream banks USDA Native Status: L48(N)
Growing ConditionsLight Requirement:
Part Shade Soil Moisture:
Dry Soil pH:
Acidic (pH<6.8) Soil Description:
Well-drained, sandy soil. Conditions Comments:
One of the easiest native
rhododendrons to grow, requiring no special pampering.
Combine seeds loosely with sphagnum moss and sprinkle lightly over a 2:1 perlite/peat mixture. Optimum temperatures for germination are 45-50 degrees. Transplant seedlings to acid soil with a high content of organic matter. Cultivated evergreen
azaleas Seed Treatment:
No pretreatment is necessary. Commercially Avail:
From the National Organizations Directory
According to the species list provided by Affiliate Organizations, this plant is either on display or available from the following:
Delaware Nature Society
- Hockessin, DECrosby Arboretum
- Picayune, MS
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Record Modified: 2009-02-18
Research By: TWC Staff