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Tailwise

Garden

Is Azalea toxic to cats and dogs?

Rhododendron species · also called Rhododendron

Cats

Highly toxic

Dogs

Highly toxic

Azaleas and rhododendrons contain grayanotoxins that affect the heart and nerves. A few leaves can cause serious signs in a small pet.

Azalea
Photo: Bernard Spragg (CC0) via flickr

If your pet chewed it

  1. Call your vet or a pet poison helpline, tell them the plant name (a photo helps) and how much was chewed.
  2. Rinse your pet’s mouth with water and remove any plant material from the fur.

Signs to watch for

  • Vomiting and drooling
  • Weakness
  • Slow or irregular heartbeat
  • Tremors
  • Collapse

What is harmful

Parts
Leaves, flowers and nectar
Substance
Grayanotoxins

Pet-safe alternatives

  • Camellia
  • Hibiscus
  • Roses

Questions owners ask

Is Azalea toxic to cats?

Yes — highly toxic to cats. Harmful parts: leaves, flowers and nectar.

Is Azalea toxic to dogs?

Yes — highly toxic to dogs. Harmful parts: leaves, flowers and nectar.

What happens if a pet eats azalea?

vomiting and drooling, weakness, slow or irregular heartbeat, tremors, collapse.

What should I do if my pet chewed it?

Call your vet or a pet poison helpline, tell them the plant name (a photo helps) and how much was chewed. Rinse your pet’s mouth with water and remove any plant material from the fur.

What are pet-safe alternatives to azalea?

Camellia, Hibiscus, Roses.

Sources

  1. ASPCA toxic and non-toxic plants list
  2. Merck Veterinary Manual: poisonous plants
  3. Pet Poison Helpline: poisons

Tailwise is for general information and is reviewed by veterinary professionals, but it is not a substitute for advice from your own vet, who knows your pet. How we check facts

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