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Is Three-leaved Lantana toxic to cats?

Lantana trifolia

Toxic to cats

Yes — three-leaved lantana is toxic to cats according to the ASPCA. Keep it well away from any cat that chews plants; reactions can be significant. This classification follows the ASPCA Toxic and Non-Toxic Plant List. The Lantana genus is listed by the ASPCA as toxic to cats, dogs, and horses via pentacyclic triterpenoids (lantadenes). Symptoms include vomiting, diarrhoea, laboured breathing, and weakness; liver failure has been recorded in livestock. L. trifolia contains the same toxic compounds and should be kept away from pets.

What to do if your cat ate three-leaved lantana

  1. Remove any plant material from your cat's mouth and move three-leaved lantana out of reach.
  2. Note how much was eaten and when, and watch for drooling, vomiting, or lethargy.
  3. Do not induce vomiting unless a vet or poison-control specialist instructs you to.
  4. Call your vet or the ASPCA Animal Poison Control Center on (888) 426-4435 and follow their advice.
  5. Bring a leaf or photo of three-leaved lantana to the appointment so it can be treated correctly.

General guidance, not veterinary advice. If you think your cat has eaten three-leaved lantana, contact your vet or the ASPCA Animal Poison Control Center on (888) 426-4435 — do not wait for symptoms to worsen.

Is three-leaved lantana toxic to cats? — FAQ

Is three-leaved lantana toxic to cats?

Yes — three-leaved lantana is toxic to cats according to the ASPCA. Keep it well away from any cat that chews plants; reactions can be significant. The Lantana genus is listed by the ASPCA as toxic to cats, dogs, and horses via pentacyclic triterpenoids (lantadenes). Symptoms include vomiting, diarrhoea, laboured breathing, and weakness; liver failure has been recorded in livestock. L. trifolia contains the same toxic compounds and should be kept away from pets.

What are the symptoms if a cat eats three-leaved lantana?

The Lantana genus is listed by the ASPCA as toxic to cats, dogs, and horses via pentacyclic triterpenoids (lantadenes). Symptoms include vomiting, diarrhoea, laboured breathing, and weakness; liver failure has been recorded in livestock. L. trifolia contains the same toxic compounds and should be kept away from pets. Signs usually appear soon after chewing rather than hours later — watch for drooling, pawing at the mouth, vomiting, loss of appetite, or unusual lethargy after your cat has had access to three-leaved lantana.

What should I do if my cat ate three-leaved lantana?

Stay calm. Remove any plant from your cat's mouth and take the plant away. Note how much was eaten and when, and do not induce vomiting unless told to. Call your vet or the ASPCA Animal Poison Control Center on (888) 426-4435 and follow their advice; a leaf or photo helps the vet treat it correctly.

Is three-leaved lantana toxic to dogs too?

The ASPCA classification Growli uses applies to both cats and dogs: Three-leaved Lantana is toxic to dogs as well. See the full three-leaved lantana pet-safety guide for both species.

What is a cat-safe alternative to three-leaved lantana?

For a similar look without the risk, see the best cats-safe plants list — every plant there is ASPCA non-toxic to cats and dogs.

Full three-leaved lantana pet-safety