Is Chinese Evergreen Toxic to Dogs and Cats? (2026)
Aglaonema modestum
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Quick facts
| Toxic to dogs | Yes |
|---|---|
| Toxic to cats | Yes |
| Toxic to horses | Yes |
| Toxic component | Insoluble calcium oxalate crystals |
| Onset of symptoms | Within minutes of chewing |
| Indoor / outdoor | indoor |
If your pet ate this plant
Both lines are staffed 24/7. A consultation fee applies to each. Do not wait for symptoms to appear before calling.
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Symptoms in dogs
- Oral pain
- Drooling
- Vomiting
- Difficulty swallowing
Symptoms in cats
- Oral pain
- Drooling
- Vomiting
- Pawing at mouth
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What to do
Offer water to help rinse remaining crystals from the mouth. Most cases resolve with supportive care at home; seek vet care if swelling of the mouth or throat develops or vomiting persists beyond a few hours.
Toxic component and mechanism
The toxic component in Chinese Evergreen is insoluble calcium oxalate crystals.
What makes this plant different
Chinese Evergreen is marketed as one of the most low-light-tolerant houseplants available, which has made it common in offices and apartments — its oxalate-crystal toxicity is mild but worth knowing given how widely it's placed in homes with pets.
Plant identification
- Scientific name
- Aglaonema modestum
- Family
- Araceae
- Also known as
- Chinese Evergreen
- Typically found
- indoor
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Last verified: July 2, 2026 · Cross-referenced with ASPCA Animal Poison Control