Is Split-Leaf Philodendron toxic to cats?

Moderate severity

Yes, Split-Leaf Philodendron is toxic to cats. It can cause real illness, so contact your vet if your pet has been exposed.

Symptoms to watch for

Drooling
Pawing at the mouth
Oral pain
Decreased appetite
Vomiting
Upper airway swelling
Difficulty breathing

How vets treat it

Rinse the mouth with water or milk to remove crystals; monitor for airway swelling and consult a veterinarian if breathing is labored or vomiting persists.

Why it's dangerous

Chewing or biting the plant releases needle-like crystals that penetrate oral tissues and the gastrointestinal tract, causing immediate irritation and swelling.

Toxic compound: Insoluble calcium oxalate crystals

Good to know

Despite its common name, it belongs to the genus Monstera. Rare cases can involve life-threatening airway obstruction.

Sources

Pet Poison Helpline

This page is informational and is not veterinary advice. If your pet has been exposed to something risky, contact your vet or an animal poison control line right away.

The StrawPaw Team · How we prepare our guides

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