Plant Information
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Preparing Plant & Pest Specimens
Identify a Plant in Your Garden
Use the form below to contact the Plant Information service regarding a plant disease or pest diagnosis. If you have general questions or would like a plant identification, please use those forms to send us more specific information and photos. To contact the Plant Information service during business hours, call the Plant Information Hotline at (847) 835-0972.
Remember: Our diagnosis is only as good as your information. When attaching images of your pest/plant disease, we can only accept images in the following formats: jpg, gif, png, pdf, doc, ppt, tif, bmp.