Can Cat Eat Greater Ammi?

Also known as:
Bishop's WeedFalse Queen Anne's LaceAmmi majus
Greater Ammi is a toxic plant that causes severe oral irritation.
DangerousPlant

Dangerous for Cats
This food is toxic to cats and should never be given to them.
This plant, also known as Bishop's Weed, contains insoluble calcium oxalate crystals. Chewing the plant releases these sharp crystals, causing immediate pain, burning, and swelling of the mouth, tongue, and lips.
Detailed Information
This plant, also known as Bishop's Weed, contains insoluble calcium oxalate crystals. Chewing the plant releases these sharp crystals, causing immediate pain, burning, and swelling of the mouth, tongue, and lips.
Recommendations
This plant is dangerous and should be kept away from cats. If ingestion occurs, rinse the mouth with milk or water and contact your vet immediately.
Veterinary Advice
Avoid completely. Contact your veterinarian immediately if consumed.
Quick Facts
Safety LevelDangerous
CategoryPlant
Last Updated7/24/2025
Sources
- ASPCA Animal Poison Control Center
- Veterinary Nutritionist Guidelines
- Pet Food Safety Research
Emergency Information
If your cat has consumed greater ammi, contact your veterinarian or pet poison control immediately.
ASPCA Animal Poison Control: (888) 426-4435
Pet Poison Helpline: (855) 764-7661