Ezina · A Field Manual for Plant Care · United States Vol. I · Ed. 2027 · Proof copy

§ Toxic plants · Ericaceae · Checked Oct 2026

Is sheep laurel toxic to cats and dogs?

Yes. Sheep laurel (Kalmia angustifolia) is toxic to cats and dogs, according to the ASPCA Animal Poison Control Center. Plant Smart rates its effects Critical, level 4 of 4.

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Sheep laurel (Kalmia angustifolia)
Photo: (c) Charles Kinsley, some rights reserved (CC BY-SA), via iNaturalist

§ 010 · Signs

What to watch for

Signs include vomiting, diarrhea, weakness, heart failure, drooling, belly pain, loss of appetite, tremors, lying down and unable to get up, seizures, fast heartbeat, trouble breathing and wobbliness or poor coordination. Signs can start within hours; some take a day or more to show.

§ 020 · If it happened

What to do if your pet ate it

Call your vet or a pet poison hotline straight away, even if your pet seems fine: the ASPCA Animal Poison Control Center, (888) 426-4435, or Pet Poison Helpline, (855) 764-7661. Both are open 24 hours and charge a fee. Have the plant or a photo of it to hand, and don’t make your pet vomit unless a vet tells you to.

§ 030 · Same family

Other Ericaceae plants toxic to pets

Sheep laurel belongs to the Ericaceae family. ASPCA lists these relatives too.

§ 040 · Questions

Questions about sheep laurel and pets

Is sheep laurel toxic to cats?

Yes. ASPCA lists sheep laurel as toxic to cats.

Is sheep laurel toxic to dogs?

Yes. ASPCA lists sheep laurel as toxic to dogs.

What happens if my pet eats sheep laurel?

Signs include vomiting, diarrhea, weakness, heart failure, drooling, belly pain, loss of appetite, tremors, lying down and unable to get up, seizures, fast heartbeat, trouble breathing and wobbliness or poor coordination. Plant Smart rates it Critical, level 4 of 4.

What should I do if my pet ate it?

Call your vet or a pet poison hotline right away, even before signs appear: the ASPCA Animal Poison Control Center at (888) 426-4435, or Pet Poison Helpline at (855) 764-7661. Both charge a fee. Have the plant, or a photo of it, to hand.

Changes

5 Oct 2026: page drafted.

Sources

ASPCA Animal Poison Control Center: Toxic and Non-Toxic Plant List.

Plant Smart: Plant Smart: plants toxic to pets.

Photo: (c) Charles Kinsley, some rights reserved (CC BY-SA), via iNaturalist, source.

Checked Oct 2026.