Is Bog Laurel Toxic to Dogs and Cats? (2026)

Kalmia poliifolia

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Severe
Severe
Severe

Quick facts

Toxic to dogsYes
Toxic to catsYes
Toxic to horsesYes
Toxic componentGrayanotoxins
Onset of symptomsWithin a few hours
Indoor / outdooroutdoor

If your pet ate this plant

Both lines are staffed 24/7. A consultation fee applies to each. Do not wait for symptoms to appear before calling.

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Symptoms in dogs

  • Drooling
  • Vomiting
  • Weakness
  • Abnormal heart rate
  • Collapse

Symptoms in cats

  • Drooling
  • Vomiting
  • Weakness
  • Abnormal heart rhythm

Symptoms in horses

  • Colic
  • Weakness
  • Abnormal heart rhythm

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What to do

Treat as an emergency — grayanotoxins affect heart rhythm and can progress quickly even if the pet seems fine initially.

Toxic component and mechanism

The toxic component in Bog Laurel is grayanotoxins.

What makes this plant different

Bog Laurel grows in wetland habitats rather than typical garden settings, making it a more likely hazard for pets with access to bogs or marshy areas than for houseplant-focused households.

Plant identification

Scientific name
Kalmia poliifolia
Family
Ericaceae
Also known as
Bog Laurel, Pale Laurel, Bog Kalmia
Typically found
outdoor

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The information on this page is for general informational purposes only and is not a substitute for professional veterinary advice. Plant toxicity data is sourced from the ASPCA Toxic and Non-Toxic Plants database. If you believe your pet has ingested a toxic plant, contact your veterinarian or the ASPCA Animal Poison Control Center (888-426-4435) immediately. Do not wait for symptoms to appear.

Last verified: July 2, 2026 · Cross-referenced with ASPCA Animal Poison Control