Ericaceae
Piedmont azalea
Rhododendron flammeum
- Family
- Ericaceae
- Genus
- Rhododendron
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Common names
By language (1)
- English
- Piedmont azalea
Synonyms
- Azalea calendulacea var. flammea Michx.
- Azalea nudiflora var. coccinea Aiton
- Azalea periclymenoides var. coccinea (Aiton) Prush
- Rhododendron calendulaceum var. flammeum (Michx.) Sweet
- Rhododendron luteum var. flammeum (Michx.) C.K.Schneid.
- Rhododendron nudiflorum var. conncineum (Aiton) Sweet
Characteristics
- Growth habit
- Shrub
- Lifespan
- Perennial
- In the US and Canada
- Lower 48 states: native
Plant problems
Notches in rhododendron leaves: causes and fixesNotches in rhododendron leaves usually mean root weevils. Learn how to spot them, remove adults, and check for root damage.
Rhododendron leaves curling in cold weatherRhododendron leaves often curl naturally in cold weather. Learn how to spot normal winter rolling, prevent drying, and recognize damage.
Photos
Photo: Kid Cowboy, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Kid Cowboy, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Photo by David J. Stang, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Photo by David J. Stang, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Photo by David J. Stang, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Clifflandis, CC0, from Wikimedia Commons 
Photo: Clifflandis, CC0, from Wikimedia Commons
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Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.