Is Aconite Toxic to Dogs?

Yes — Aconite is severely toxic to dogs

Monkshood is arguably the most toxic garden flower in cultivation. Even skin contact can cause numbness and tingling. Roots are the most toxic part.

Symptoms in Dogs

If your dog eats Aconite, watch for these symptoms (onset: 10 minutes to 2 hours):

  • Burning in mouth
  • Vomiting
  • Diarrhea
  • Cardiac arrhythmia
  • Paralysis
  • Respiratory failure

What To Do

Veterinary emergency. One of the most toxic garden plants. No specific antidote.

This is a veterinary emergency for dogs. Call your vet or ASPCA Poison Control (888) 426-4435 immediately.

Dog-Safe Alternatives to Aconite

✓ Snapdragon ✓ Petunia ✓ Impatiens

Quick Facts

Aconitum napellus

Yes (severe)

Aconitine alkaloids

all parts, roots, seeds

Sources: ASPCA Animal Poison Control Center, Pet Poison Helpline. View full Aconite toxicity profile.