My dog ate autumn crocus (colchicum) — what should I do?
🚨 RED — Go to an emergency vet NOW
Colchicine causes multi-organ failure.
What to do now
- Call an emergency vet or animal poison control right now, even if your dog seems fine — signs can be delayed.
- Head to the nearest emergency vet; call ahead on the way.
- Remove any remaining material and keep packaging/labels — the vet will want product names and amounts.
- Do not induce vomiting unless a vet or poison-control expert tells you to.
- Note the time it was eaten, roughly how much, and your dog's weight.
Why it's a problem
Colchicine causes multi-organ failure.
Symptoms to watch for
Bloody vomiting, diarrhea, shock, organ damage.
When: Hours; organ damage days
⚠️ Spring crocus is much less toxic (GI upset only).
Frequently asked questions
Is autumn crocus (colchicum) dangerous for dogs?
Yes. Colchicine causes multi-organ failure. Treat it as an emergency and contact an emergency vet or animal poison control immediately.
What are the symptoms if my dog ate autumn crocus (colchicum)?
Bloody vomiting, diarrhea, shock, organ damage.
How soon do symptoms appear after a dog eats autumn crocus (colchicum)?
Hours; organ damage days
Is there anything else to know about autumn crocus (colchicum)?
Spring crocus is much less toxic (GI upset only).
What should I do if my dog ate autumn crocus (colchicum)?
Call an emergency vet or animal poison control right now, even if your dog seems fine — signs can be delayed. Head to the nearest emergency vet; call ahead on the way.
Who can I call for help?
ASPCA Animal Poison Control (888) 426-4435 or Pet Poison Helpline (855) 764-7661, both 24/7 (fees may apply), or your nearest emergency vet.
Dose guidance
No reliable dog-specific threshold is published for home use, so any amount should be discussed with your vet or a poison hotline.
Sources
Last verified against these sources: 2026-10-13. Where sources disagree, PawPanic uses the more conservative guidance.
Also known as: meadow saffron · Category: Plant · Last reviewed 2026-10-14