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Elephant Ear

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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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Elephant ear is a common name for several genera of plants. These plants 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.

Poison type: Plants

Scientific name: Alocasia spp., Caladium spp., Colocasia spp., Xanthosoma spp.

Alternate names: Alocasia, Caladium, Colocasia, Xanthosoma, elephant's ear, taro