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Poisonous to: Cats, Dogs, Horses

Level of toxicity: Generally mild to moderate, depending on the amount ingested

Common signs to watch for:

  • Vomiting
  • Diarrhea
  • Refusal of food/Anorexia
  • Incoordination
  • Increased heart and respiratory rate
  • Death (rare)

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All parts of these shrubs and small trees contain oleanolic acid. When ingested, this plant can affect the gastrointestinal system, resulting in vomiting, diarrhea and refusal of food. Large ingestions have caused coordination issues, increased heart and respiratory rates and death.

Poison type: Plants

Scientific name: Ligustrum spp.

Alternate names: Ligustrum