Georgia Azalea Plant Care
Rhododendron prunifolium (Small) Millais
Updated · Sources · How we source care data
Rhododendron prunifolium, the plumleaf azalea, is a wild azalea that grows only in a few counties along the Georgia–Alabama border in the Chattahoochee River Valley. It is considered the rarest azalea in the Eastern United States.
Every 7–14 days
Partial shade to full sun
40–70°F
40–60%
At a glance
How do you care for Georgia Azalea?
Plant Georgia Azalea in partial shade to full sun (USDA zones 11a) and water a young tree every 7–14 days until it is established. It tolerates temperatures of 40–70°F (4–21°C). Fertilize it every 6 months during the growing season. It is reported as toxic to pets, so keep it out of reach of pets.
What Is the Georgia Azalea?
Georgia Azalea (Rhododendron prunifolium) belongs to the Ericaceae family within the Rhododendron genus. Georgia Azalea is also known as Purple Azalea.
Georgia Azalea displays an upright, spreading shrub growth habit, reaching up to 6 ft tall with a spread of approximately 6 ft. Georgia Azalea produces showy clusters of large, colorful blooms in various shades.
Leaf size: approximately 6 inches.
How Often Should You Water a Georgia Azalea?
Water a young or newly planted Georgia Azalea every 7–14 days, soaking the whole root zone, until it is established — usually one to two growing seasons. Established trees mainly need water during long dry spells. In a container, water whenever the top few centimetres of soil are dry.
Watering Frequency
Every 7–14 days
Until established; then in dry spells
What Light Does the Georgia Azalea Need?
Georgia Azalea thrives in partial shade to full sun.
Light Requirement
Partial shade to full sun
What Temperature and Humidity Does the Georgia Azalea Prefer?
Rhododendron prunifolium tolerates temperatures of 40–70°F. Georgia Azalea prefers humidity levels of 40–60%.
Temperature
40–70°F
Humidity
40–60%
What Soil Mix Works Best for a Georgia Azalea?
Well-draining, acidic soil with high organic matter content such as peat moss, pine bark, and perlite. Good drainage is essential for Georgia Azalea to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Georgia Azalea?
Feed Georgia Azalea every 6 months during the growing season with a balanced, slow-release fertilizer at the rate on the label. Established trees in good soil often need little extra feeding, so let weak growth or pale foliage guide you.
Stop feeding by late summer so new growth can harden before winter.
Fertilizing
Every 6 months
During the growing season
The PlantoScan app can remind you when to water and when to fertilize each plant.
Where Should You Plant a Georgia Azalea?
Choose a spot with partial shade to full sun and well-draining, acidic soil with high organic matter content such as peat moss, pine bark, and perlite. Avoid low spots where water collects after rain.
Georgia Azalea is suited to USDA Zone 11a.
Plant container-grown or balled-and-burlapped trees in spring or early autumn, setting the root flare at soil level, and water well after planting.
How Far Apart Should You Plant a Georgia Azalea?
Georgia Azalea can spread to about 6 ft (1.8 m) and reach about 6 ft (2 m) tall. Space plants about 6 ft (1.8 m) apart so mature crowns don't crowd each other, and plant at least half that distance from buildings, fences and paths.
Planning a row or hedge? Try the tree spacing calculator.
How Do You Prune a Georgia Azalea?
Prune Georgia Azalea while it is dormant in late winter: first remove dead, damaged and crossing branches, then thin lightly for shape.
If it flowers in spring, prune right after flowering instead so you don't remove next year's buds. Never take off more than about a quarter of the tree in one year.
How Do You Care for a Georgia Azalea in Winter?
Georgia Azalea is frost-tender (hardy to USDA zone 11). In colder areas grow it in a container and move it to a bright, frost-free place before the first frost.
How Do You Propagate a Georgia Azalea?
Georgia Azalea can be propagated through stem cuttings, layering, grafting. Similar propagation techniques also apply to southern indica azalea plant care, which shares the same genus.
Is the Georgia Azalea Toxic to Pets and Children?
Toxic (caution)
Reported as toxic in our plant data. Not verified by the ASPCA.
This is a general caution, not veterinary or medical advice. If your pet ate a plant, contact your vet or animal poison control.
See all plants toxic to cats and plants toxic to dogs.
What Pests and Diseases Affect the Georgia Azalea?
Georgia Azalea is susceptible to aphids, lace bugs, spider mites. Inspect the foliage regularly, especially along leaf undersides and stems. Treat infestations promptly with insecticidal soap or neem oil to prevent spread.
Yellow leaves, brown tips or drooping? See common plant problems and how to fix them.
What USDA Hardiness Zone Does the Georgia Azalea Need?
Georgia Azalea grows outdoors in USDA Zone 11a. It survives winters down to planting zone 11a. In cooler regions, grow Georgia Azalea as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 11a
Keep exploring plants
Georgia Azalea is one of many species covered in the complete plant care and identification guide, which groups plants by genus, attribute, and popularity.
It belongs to the Rhododendron genus — compare its care with other Rhododendron species on PlantoScan.
Rhododendron is part of the Ericaceae plant family — browse all Ericaceae genera and species.
Georgia Azalea thrives in bright light and direct sun — see other bright-light plants.
More Rhododendron Species
Other Rhododendron species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Rhododendron prunifolium (Small) Millais, family Ericaceae (first published in Rhododendrons : 230 (1917)) — World Flora Online record, IPNI name record.
- Pet toxicity: Georgia Azalea is reported as toxic to pets in our plant data (not verified by the ASPCA), so treat it with caution. Checked against the ASPCA plant list; any other toxicity note on this page comes from PlantoScan's plant database.
- Hardiness zone: USDA Zone 11a, calculated from the plant's minimum temperature.
- Care values(watering, light, temperature, humidity, soil, fertilizing): PlantoScan's plant database, filtered by automatic plausibility checks — values that fail them are hidden. How we source and check plant data.
Spotted a mistake? Email info@upvision.media with the page link — we check and correct reported errors.
