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Peace Lily

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Poisonous to: Cats, Dogs

Level of toxicity: Generally mild to moderate

Common signs to watch for:

  • Drooling
  • Pawing at the mouth
  • Oral pain
  • Decreased appetite
  • Vomiting

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This plant contains insoluble calcium oxalate crystals similar to other plants in the Araceae family. Chewing or biting into this plant will release these crystals causing tissue penetration and irritation the mouth and GI tract. VERY rarely, swelling of the upper airway occurs making it difficult to breathe. See Oxalates (Insoluble) for more information.

The peace lily does NOT cause acute kidney failure in cats when ingested. It is different from more dangerous types of lilies that can cause kidney failure (e.g., Easter, daylily, Asiatic, Japanese show, and Tiger lilies).

Poison type: Plants

Scientific name: Spathiphyllum spp.

Alternate names: Peace lilies, Mauna Loa plant, Spathiphyllum, white sails