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Can cats eat castor bean plant?

Emergency

Castor Bean Plant safety for cats

The castor bean plant is highly toxic to cats, especially its seeds. Ricin exposure can damage the digestive, kidney, nervous, and respiratory systems.

Toxic principle: ricin

Watch for

  • mouth and throat irritation
  • vomiting
  • bloody diarrhea
  • weakness
  • kidney failure
  • seizures
  • difficulty breathing

Sources

Reviewed 2026-07-28

Frequently asked questions

Can cats eat castor bean plant?

The castor bean plant is highly toxic to cats, especially its seeds. Ricin exposure can damage the digestive, kidney, nervous, and respiratory systems.

What should I do if my cat ate castor bean plant?

Contact your veterinarian or the ASPCA Animal Poison Control Center at (888) 426-4435 immediately. Do not wait for symptoms to appear before calling.

What symptoms should I watch for with castor bean plant and cats?

mouth and throat irritation, vomiting, bloody diarrhea, weakness, kidney failure, seizures, difficulty breathing. If you notice any of these, contact your veterinarian.

This page is for informational purposes only and is not veterinary advice. Always consult your veterinarian about your pet's diet and health.

Read our methodology for how every cat food verdict is sourced and reviewed.