Toxic Plants for Cats: 15 Common Dangers

Why Plant Toxicity Matters

Many popular houseplants contain compounds that can cause kidney failure, liver damage, or cardiac arrest in cats.

Highly Toxic (Life-Threatening)

• Lilies: All parts toxic. Even pollen causes acute kidney failure.
• Sago Palm: Liver failure. 50%+ mortality.
• Oleander: Cardiac glycosides. Single leaf can be fatal.
• Autumn Crocus: Vomiting, kidney damage, bone marrow suppression.

Moderately Toxic

• Aloe Vera: Vomiting, diarrhea
• Pothos: Mouth irritation, drooling
• Philodendron: Oral burning from calcium oxalate
• Snake Plant: Mild nausea
• ZZ Plant: Mouth and stomach irritation

Cat-Safe Alternatives

Spider plants, Boston ferns, Calathea, Peperomia, Areca palm, Haworthia, African violets, cat grass.

Emergency Action

Identify the plant, note amount eaten, call ASPCA Poison Control (888-426-4435) or emergency vet. Do not induce vomiting unless instructed.

Prevention

Keep toxic plants in inaccessible rooms. Use hanging planters. Provide cat grass as a safe nibbling alternative.