Speaker’s Series
To fulfill a mission of OzMGs, we offer educational opportunities designed to supplement programs of the University of Wisconsin-Extension.
OzMG presentations are usually held at 7 p.m. CDT via Zoom on the fourth Thursdays of February, March, April, June, August, September, and October. Presenters come from all over the country and are experts in their specific field of horticulture. The presentation generally runs one hour. REGISTRATION REQUIRED.
2026 Speaker’s Series​​
February 26
March 26
April 23
August 27
September 24
October 22
Speaker’s Series - October
Brian Hudelson
Fundamentals of Plant Diseases
Thursday, October 23 - 7:00 PM (Zoom)
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Learn about disease-causing organisms (fungi, bacteria, viruses, phytoplasmas and nematodes) and the symptoms they cause, as well as information on environment factors that favor disease development. Also learn about disease-like plant disorders caused by non-biological factors such as nutrient imbalances, pesticide exposures, environmental pollutants and adverse environmental conditions.
​About Brian Hudelson
Brian Hudelson, affectionately known as “Dr. Death”, is the director of the UW-Madison Plant Disease Diagnostics Clinic (PDDC). The PDDC provides expertise in diagnosing plant disease problems, and information on plant diseases and their control to a wide range of clientele throughout the Dtate of Wisconsin and beyond.
Past Presentation Videos - Click picture access YouTube video
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