John Jemison

John JemisonExtension professor – soil and water quality
495 College Ave, Orono, Maine 04473-1295
Phone:  207.581.3241

As an Extension Professor of Soil and Water Quality, John Jemison develops and delivers educational programs designed to encourage growers and homeowners to implement practices to improve soil quality and protect surface and ground water supplies. With projects like the Orono Community Garden, he teaches volunteers what it takes to grow food, understand civic agriculture and the benefits of local food systems. John’s agricultural research focuses on nutrient and weed management strategies to improve productivity, reduce risk to water quality, reduce tillage to improve soil quality, and increase local food production. He teaches PSE-312 Food Systems- Challenges and Opportunities. He serves on the Maine Board of Pesticides Control. He is a cooperating professor in the School of Food and Agriculture.


  • Ph.D. – Agronomy – Penn State – 1991
  • M.S. Plant and soil science – Southern Illinois University – 1986
  • B.S. Forestry and Soils – University of Montana – 1983

Work-related Certificates:

  • Certified Crop Advisor – since 1996
  • Master Pesticide license holder – since 2003

Professional Organizations:

  • American Society of Agronomy – member since 1985
  • Member of the Northeast Weed Science Society since 1998