Is Hydrangea Toxic to Cats?
Yes — hydrangea is mildly toxic to cats.
PawSafe Check is for general information only and is not veterinary advice. Always contact your veterinarian or a poison control service if you think your pet has been exposed.
Symptoms to watch for
- Vomiting
- Diarrhea
- Drooling
- Reduced appetite
Toxic parts
Leaves, buds and flowers
Toxic compound
Cyanogenic glycoside (amygdalin)
What to do now
- Remove any plant material from your cat's mouth and keep it out of reach.
- Gently rinse the mouth and offer fresh water.
- Call your vet if symptoms persist, get worse, or your cat is small, young or elderly.
Good to know
Pets rarely eat enough hydrangea for serious problems, but vomiting, diarrhea and lethargy are common after chewing.
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Frequently asked questions
Is hydrangea toxic to cats?
Yes — hydrangea is mildly toxic to cats. Pets rarely eat enough hydrangea for serious problems, but vomiting, diarrhea and lethargy are common after chewing.
What are the symptoms of hydrangea poisoning in cats?
Vomiting. Diarrhea. Drooling. Reduced appetite.
What should I do if my cat ate hydrangea?
Remove any plant material from your cat's mouth and keep it out of reach. Gently rinse the mouth and offer fresh water. Call your vet if symptoms persist, get worse, or your cat is small, young or elderly.
Related guides
Related items
More about hydrangea
- Is hydrangea toxic to dogs? — Mildly toxic
- Is hydrangea toxic to horses? — Mildly toxic
- Is hydrangea toxic to pets? (all species)
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