Can Cat Eat Bristly Greenbrier?

Also known as:
HagbrierHellfetterSmilax hispida
Bristly Greenbrier is a non-toxic vine that is safe for cats.
SafePlant

Generally Safe for Cats
This food is generally safe for cats when given in appropriate amounts.
Like other plants in the Smilax genus, this vine contains no known poisons that are harmful to cats. The sharp bristles or thorns on the plant could pose a minor physical hazard, but it is not chemically toxic.
Detailed Information
Like other plants in the Smilax genus, this vine contains no known poisons that are harmful to cats. The sharp bristles or thorns on the plant could pose a minor physical hazard, but it is not chemically toxic.
Potential Risks
- Toxic to cats
Recommendations
This vine is safe for cats to be around. The main risk is from the prickles, not from poisoning.
Veterinary Advice
Generally safe when given in moderation as part of a balanced diet.
Quick Facts
Safety LevelSafe
CategoryPlant
Last Updated7/24/2025
Sources
- ASPCA Animal Poison Control Center
- Veterinary Nutritionist Guidelines
- Pet Food Safety Research