Pest Management Unit

Important Notice:

The Cooperative Extension Diagnostic and Research Laboratory is operating but our doors remain closed to the public to reduce exposure to others. Upon arrival, you will see phone numbers that you can call (and/or a form to fill out) in order to leave us a sample.

You can also still call us, email us, and send images. Submissions of images must include your name, phone number, business name, county, host plant, problem, date when symptoms were noted and good, in-focus images.

You can reach Alicyn Smart from the Plant Disease Diagnostic Lab by email at or by phone (207.581.3883) and James Dill from the Insect ID Lab by email at

Insect ID Lab

  • Insect identification
  • Insect injury identification
  • Expert management recommendations

Tick Lab

  • Tick identification and disease testing
  • Public outreach on tick management, personal protection, and tick-borne disease prevention
  • Monitoring of Maine’s tick populations and geographic range

Plant Disease Diagnostic Lab

  • Plant pathogen (fungal, bacterial, viral, etc.) identification and expert management recommendations
  • Use of DNA analysis to identify pathogens, offering a new level of specificity of pathogen identification, down to the level of species or strain
  • Ability to be certified for testing plant samples by USDA-APHIS

Programs in Integrated Pest Management and Pesticide Safety Education

  • Farmer training and consultation for crop-specific management of pests
  • Guidance and resources for all Mainers with pest problems or questions
  • Guidance and resources about pesticide safety


(see notice above) Monday- Friday 8:00am – 4:30pm (closed holidays)