Improved Pythium prediction

Thanks to those of you who responded to our request in last week's Update for information on the timing of Pythium at your location. There were two examples that we thought were particularly enlightening.

David Major, CGCS (Shady Canyon Golf Club) manages ryegrass fairways a few miles from the Southern California coastline. He reported a Pythium outbreak on June 23, 2008 . Symptoms were seen the day after a leaching event, and occurred primarily in swales and low spots. When…