Azalea — (c) bobkennedy, some rights reserved (CC BY-SA), uploaded by bobkennedy
Photo by (c) bobkennedy, some rights reserved (CC BY-SA), uploaded by bobkennedyiNaturalistCC BY-SA
Pet safety reference

Azalea

Rhododendron spp

Azaleas are flowering shrubs in the Rhododendron genus that contain grayanotoxins, which can cause significant illness if ingested by pets. These plants are highly toxic and require immediate veterinary attention if consumption is suspected.

AzaleaRhododendronRhododendron sppRosebay
Light
Partial shade to filtered light
Habit
Shrub
Care
Moderate

Safety status

Cats & Dogs

Potentially toxic

Consulted references classify the plant as toxic or irritating for that pet type.

Verified against ASPCA/provenance audit 2026-05-06 on May 6, 2026.

If a pet has chewed or swallowed plant material and is showing symptoms, contact a veterinarian or poison resource immediately. This product is for structured reference, not diagnosis.

Catsconcern notes

Common signs

Vomiting, diarrhea, hypersalivation, weakness, tremors, and potential cardiac arrhythmias.

Escalation note

Ingestion of even a small amount can be life-threatening. Contact your veterinarian or an animal poison control center immediately if ingestion occurs.

Dogsconcern notes

Common signs

Vomiting, diarrhea, excessive drooling, loss of appetite, weakness, and in severe cases, cardiovascular collapse or seizures.

Escalation note

This plant is considered highly toxic to dogs. Seek emergency veterinary care immediately if your dog has chewed or swallowed any part of the plant.

Safer alternatives

Some links earn us a small commission. They never affect our safety classifications.

Source evidence

ASPCA Toxic Plant List

toxicology · 99% reliability

Open source

Azalea contains grayanotoxins which can cause vomiting, diarrhea, hypersalivation, weakness, and cardiac failure.

NC State Extension Plant Toolbox

botanical · 94% reliability

Open source

Rhododendron species are highly toxic to humans and animals if ingested.

cats safety pageMy cat ate Azaleadogs safety pageMy dog ate Azalea

Same safety verdict

Other plants with the same verdict