Dieffenbachia can cause irritation or illness if chewed or swallowed. Keep it out of reach of pets and small children.
Irritant: Calcium oxalate crystals, oxalic acid
Severity: severe
Symptoms: Burning and swelling of the lips, tongue, and throat due to needle-like crystals becoming embedded in the mouth and throat. Difficulty in speaking and swallowing; nausea, vomiting, and diarrhea may also occur.
The Full Picture
Commonly called 'Dumb Cane' because chewing the leaves causes vocal cord swelling. Keep well away from pets and curious toddlers!