Is Lavender Toxic to Cats and Dogs? (Lavendula angustifolia)
Lavender, Lavendula angustifolia: listed as toxic to cats and dogs (linalool, linalyl acetate). Signs, what to do, and how to confirm the species.
At a glance
- Scientific name: Lavendula angustifolia
- Also called: Common Lavender, English Lavender
- Toxic to cats: Yes
- Toxic to dogs: Yes
- Toxic principle: Linalool, linalyl acetate
- Signs reported: Nausea, vomiting (not in horses), inappetant
Is Lavender toxic to cats and dogs?
ASPCA Animal Poison Control lists Lavender (Lavendula angustifolia) as toxic to cats and dogs. The toxic principle is Linalool, linalyl acetate. Signs reported: Nausea, vomiting (not in horses), inappetant.
What to do if your pet ate it
If a pet may have eaten a plant, contact a veterinarian, ASPCA Animal Poison Control (888) 426-4435 or Pet Poison Helpline (855) 764-7661. Note what was eaten, how much and when, and bring a photo or a piece of the plant. Do not induce vomiting or give home remedies unless a professional tells you to.
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Confirm it is really this plant
Toxicity lists are by species, and many houseplants look alike. Photograph the whole plant, a leaf close-up and any flower in even light; the app reads the species first, then you can check it here. If the species is uncertain, act as if it were toxic.
FAQ
Is Lavender safe for cats?
No. It is listed as toxic to cats; reported signs include nausea.
Is Lavender safe for dogs?
No. It is listed as toxic to dogs.
My pet only chewed a leaf. Should I still call?
Yes. Amount, size of the animal and the part eaten all matter, and the hotlines are staffed to judge that. Calling early is cheaper than waiting for signs.
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Updated 2026-09-11.