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Dumb Cane or Mother-in-Law Plant

Medium Risk
Also Known As:
Dieffenbachia picta



  • Perennial herb
  • Leaves alternate on stem
  • Simple, large, mottled leaves with white, yellowish and different shades of green
  • Flowers in a spadix surrounded by a spathe

House plant

Toxicity: (2)
Note: Toxicity scale ranges from minor harm to most poisonous (1-4)

  • Ingestion may cause minor symptoms such as rash, vomiting or diarrhea.

Toxic Parts:
All parts

Call the 24-Hour Poison Help Line for Additional Support:


Additional Information


The list of poisonous plants on this Web site does not necessarily include every poisonous plant that is known or that might be found in a home or yard. The University of Kansas Hospital does not advise eating any of the plants on this web site. We discourage the use of any of these plants for self medication. The information on this site is taken from the literature, and the degree of reliability is unknown. In case of accidental exposure or ingestion, contact the Poison Center 1-800-222-1222.