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Cool-Season Turfgrass Diseases and Suppression Using Fungicides

This course introduces you to turfgrass diseases found on home lawns and sports fields and shows you how to suppress them using fungicides. You will also look closely at environmental conditions, susceptible turfgrass species, and how fungicides suppress disease.

What you'll learn

At the end of this course you'll:

  • Be able to identify common turfgrass diseases.
  • Be able to understand how the environment affects disease expression.
  • Be able to understand how fungicides suppress turfgrass diseases.
  • Be able to develop a plan for mitigating turfgrass diseases.
  • Understand Integrated Pest Management and its role in reducing the risk of fungicide resistance.

Turfgrass Management Program

This course is part of the Turfgrass Management Program that includes the following component courses:

Please note: This course is designed for those working in northern climates such as Oregon and Washington, Europe, Scandinavia and parts of Canada. By focusing on these climates, you'll gain detailed information you can apply to your own park, field or lawn.

Nov. 1 - Dec. 12, 2021
6 weeks
price (2)
$325 (+$60 registration fee)


Dr. Clint Mattox

Dr. Clint Mattox graduated from Purdue University with a turfgrass science degree in 2000 and has been involved in the turfgrass industry since that time. From 2000 until 2012, Clint worked overseas, primarily in Europe, where he was an assistant superintendent in Berlin, head greenkeeper at Paris Disneyland, and finally grow-in and maintenance superintendent at the Arnold Palmer designed Vignoly golf course near Paris. In 2013, he began graduate studies at Oregon State University focusing on managing turfgrass diseases in the absence of fungicides. He finished a doctorate degree in March 2020, majoring in Horticulture with a minor in Botany and Plant Pathology where he focused on managing the turfgrass disease Microdochium patch in the Pacific Northwest using alternatives to traditional fungicides.

Past Students' Work

Take a look at some recent projects our students have created.