ToxicEmergency
Is foxglove toxic to dogs? Yes: highly toxic
Highly toxic. Foxglove contains heart poisons that can cause vomiting, a dangerous heartbeat and heart failure.
If your dog ate or touched this, call your vet or a pet poison line now
United States
Poison lines in other countries: United Kingdom, Canada, Australia, New Zealand, Belgium, France, JM, PR, Singapore, Switzerland, TT, VI
Foxglove and dogs: key facts
- Verdict
- Toxic · Emergency: get help now
- What it can do
- Vomiting, diarrhea, sometimes bloody, belly pain, weakness and slow or irregular heartbeat. All 6
- How fast
- Often within 2 hours
- What to do now
- Call your vet or a pet poison line now. All steps
- Sources
- ASPCA Animal Poison Control, Pet Poison Helpline, Merck Veterinary Manual. Reviewed 9 October 2026.
What should I do if my dog ate foxglove?
- Call your vet or a pet poison line now.
- Take any plant pieces away and rinse your dog's mouth with water.
- Bring a piece of the plant in a bag, or a photo, to help identify it.
Don't
- Don't make your dog vomit unless a vet tells you to.
Symptoms to watch for
- Vomiting
- Diarrhea, sometimes bloody
- Belly pain
- Weakness
- Slow or irregular heartbeat
- Tremors or seizures
When signs appear: Often within 2 hours
Why
Foxglove (Digitalis) contains cardiac glycosides, natural chemicals that affect the heart.
Sources
- ASPCA Animal Poison Control: Foxglove
- Pet Poison Helpline: Foxglove
- Merck Veterinary Manual: Houseplants and Ornamentals Toxic to Animals
Guide reviewed 9 October 2026. Page updated 7 November 2026.
General information from the sources above, not a diagnosis. When in doubt, call your vet.