Can Cats Eat Autumn Crocus?

No — Autumn Crocus is severely toxic to cats

Cats should not eat or be near Autumn Crocus (Colchicum autumnale). It contains colchicine which can cause bloody vomiting, severe diarrhea, bone marrow suppression in cats.

What Happens if a Cat Eats Autumn Crocus?

Symptoms typically appear within 2-24 hours (delayed organ failure at 2-5 days):

  • Bloody vomiting
  • Severe diarrhea
  • Bone marrow suppression
  • Multi-organ failure
  • Death

My Cat Ate Autumn Crocus — What Should I Do?

EMERGENCY. Immediate vet care. No antidote exists. Aggressive supportive care required. Delayed symptoms can appear days later even if pet seems fine initially.

This is a veterinary emergency for cats. Do not wait for symptoms. Call ASPCA Poison Control (888) 426-4435 or your emergency vet immediately.

Key Facts About Autumn Crocus and Cats

No — severe toxicity

No — severe toxicity

all parts, especially bulbs and seeds

Colchicum autumnale

Cat-Safe Alternatives to Autumn Crocus

If you love the look of Autumn Crocus, consider these cat-safe alternatives:

✓ Marigold ✓ Pansy ✓ Zinnia

Sources: ASPCA Animal Poison Control Center, Pet Poison Helpline, Merck Veterinary Manual. View full Autumn Crocus profile.