Ericaceae

Florida azalea

Rhododendron austrinum

Synonyms

Azalea austrina

Other Common Names

orange azalea

Plant Type

Shrub (less than 10 ft)

Life Cycle

Perennial

Typical Size

8-10 ft. tall
8-10 ft. wide

Inolerant of

Dry Soil, Direct Afternoon Sun

Propagation

By seed, By cutting

Plant Propagation Notes

Seeds germinate in temperatures between 45-50 degrees F. Seedlings require acidic soil.

Plant Planting Notes

Provide up to 10′ spacing.

Plants/Diseases

It is important to provide flame azaleas with appropriate cultural requirements, otherwise numerous insect and disease problems may be experienced.

Wildlife Benefits

Nectar/pollen source for pollinating insects, Nectar source for hummingbirds

Leaves

Simple, alternate leaves with ovate to obovate blades and entire margins.

Flowers

Flowers open before or simultaneously leaf development. Bright orange-red funnel-shaped arranged in a raceme. Fragrant.

Fruit

Elongated capsule.

Toxicity

All parts of the plant is toxic.

Rhododendron austrinum

USDA Hardiness Zones

7, 8, 9

Light Exposure

Part Sun/Shade

Soil Moisture

Medium, Moist

Soil Drainage

Well-drained

Soil pH

Acidic (less than 6.0)

Native in South Carolina?

No

Closest States Where Native

Georgia

Plant Native Habitat

Wooded slopes, bluffs, and lowlands near streams.

Global Conservation Status (NatureServe)

Vulnerable (G3)

Federal Conservation Status (USFWS)

Not Listed

Distribution Notes

Native to Georgia.