Is mountain laurel poisonous to dogs and cats?

Updated 2026-09-30 · 2 sources

Based on: Pet Poison Helpline, NC State Extension Gardener Plant Toolbox

Call a vet now

Mountain laurel is poisonous to dogs and cats – call your vet or the nearest emergency vet right now if your pet has eaten any of it. The bark, flowers, fruits, leaves, roots, seeds, stems and sap/juice are listed as poisonous.

  • Dogs Call a vet now
  • Cats Call a vet now

What to do right now

  1. Call your vet or the nearest emergency vet.
  2. Note which plant, which part, how much and when.
  3. Take a photo or a piece of the plant with you.
  4. Remove what is left and move the plant out of reach.

Don't

  • Do not make the pet vomit unless a vet tells you to.
  • Do not give any human medicine.
  • Do not leave the plant within the pet’s reach.

Why it can be dangerous

Mountain laurel is listed as a problem for cats and dogs.[2] Certain types of laurel contain diterpenoids called grayanotoxins.[1]

Signs to watch for

  • vomiting
  • diarrhea
  • drooling
  • tremors
  • arrhythmias
  • death
  • coma
Scientific name
Kalmia
Poisonous parts
bark, flowers, fruits, leaves, roots, seeds, stems, sap/juice

What the experts say

“Problems: Allelopathic, Poisonous to Humans, Problem for Cats, Problem for Dogs, Problem for Horses, Weedy”

— NC State Extension Gardener Plant Toolbox [2]
If your pet is struggling to breathe, has collapsed, is having a seizure or can't stand up: go to the nearest vet now.

Not sure how serious it is?

OkPaw asks a few quick questions about your pet and tells you in 30 seconds whether it can wait. Free on Google Play for Android.

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OkPaw is on Android now – an iPhone version is on its way.

Common questions

Is mountain laurel dangerous for cats and dogs?

It is listed as a problem for cats and dogs.[2]

What other names are used for mountain laurel?

It is also called Sheepkill and Sheep Laurel.[1]

What does certain laurel contain?

Certain types of laurel contain diterpenoids called grayanotoxins.[1]

Sources

  1. Pet Poison Helpline
  2. NC State Extension Gardener Plant Toolbox

How this page was made: written with the help of AI from the sources below, then checked claim by claim against those sources. Urgency levels follow OkPaw’s fixed safety rules. It is guidance, not a diagnosis. How we write our pages

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