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Plant Diagnosis

Email the Plant Information service regarding a plant disease or pest diagnosis. To contact the Plant Information service during business hours, call the Plant Information Hotline at (847) 835-0972 or e-mail us.

Remember: Our diagnosis is only as good as your information.

In your email, please include as much of the following information as possible. Attach up to 3 photos of the affected plants and a diagram or photo of their location in reference to house or other structures.

  • Plant name
  • Date first observed
  • Age of plant
  • Exposure
  • Watering practices
  • Chemicals applied

Email the Plant Information Service