Poison Hemlock
Conium maculatum
Dogs: Severe
Cats: Severe
Veterinary Emergency
Veterinary emergency. Can cause respiratory paralysis and death. No specific antidote.
ASPCA Poison Control: (888) 426-4435 | Pet Poison Helpline: (855) 764-7661
Plant Information
Devil's Bread, Poison Parsley, Winter Fern
Apiaceae
wild
Highly Toxic — Emergency Risk
Toxicity Details
all parts, seeds, roots
Piperidine alkaloids (coniine)
30 minutes to 2 hours
severe
Symptoms to Watch For
- Trembling
- Excessive salivation
- Dilated pupils
- Paralysis
- Respiratory failure
What to Do
Veterinary emergency. Can cause respiratory paralysis and death. No specific antidote.
Do not wait for symptoms. Call your vet or poison control immediately.
About Poison Hemlock
Poison Hemlock grows wild along roadsides and ditches and resembles wild carrot. All parts are lethal. Death results from ascending paralysis of the respiratory muscles.