Plant guide
Azaleas and rhododendrons
Rhododendron spp
Azaleas and rhododendrons are toxic to cats. Eating them can cause vomiting, diarrhea, weakness and serious heart problems.
What this guide covers: A genus-level guide, not a species or cultivar identification. Growing requirements vary; the photograph is one example from the genus.
Photo:
Photo details
Rhododendron spp — NC State Extension image 24406
By Hope Duckworth
License: CC BY 4.0
Resized and converted to WebP for display; botanical details unchanged.
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Photo:
Photo details
Rhododendron spp — NC State Extension image 24406
By Hope Duckworth
License: CC BY 4.0
Resized and converted to WebP for display; botanical details unchanged.
Autumn Embers azalea
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Keep away from cats. We do not recommend this plant for a home where cats could reach it.
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Look for Rhododendron spp and check the selected variety. Listings and availability can change.
Plant identity
- Scientific name
- Rhododendron spp
- Scope
- Genus-level group
- Family
- Not recorded
- Also known as
- No reviewed aliases available
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How to grow this plant
A genus-level guide, not a species or cultivar identification. Growing requirements vary; the photograph is one example from the genus.
- Light
- Medium indirect light
Dappled shade; protect from harsh afternoon sun.
- Watering
- Keep evenly moist
Maintain moisture while avoiding waterlogged roots.
- Temperature
- Temperature range not yet established
Temperature tolerance varies by species and cultivar.
- Humidity
No single humidity target established for this diverse genus.
- Potting
- Acidic, well-drained soil; avoid dense, poorly drained clay.
- Through the year
- Prune after flowering where appropriate; avoid overfertilizing. Check the exact cultivar before applying local growing advice.
Growing-guide sources
- Rhododendron spp ↗NC State Extension · Accessed 2026-10-15
A genus-level guide, not a species or cultivar identification. Growing requirements vary; the photograph is one example from the genus.
Growing advice reviewed 2026-10-16. Plant safety is assessed separately.
Reviewed safety information
- Toxic principle
- Not recorded in the reviewed evidence
- Reported signs
- Not recorded in the reviewed evidence
- Severity
- Severity not established
Missing information is unknown. It should not be interpreted as an absence of risk.
Safe alternatives
No verified alternative recommendations are available for this guide.
Sources & review
- Azaleas and rhododendrons: toxic and non-toxic plants ↗ASPCA · Accessed
Safety last reviewed .