2022 Pest Alert #1 Snow Molds — Hello March, How Did Winter Go?, and Where are the Pesky Snow Molds?

Figure 1. Air Temperature: Blue bars = Chicago-area max/min temperatures recorded during winter 2021–2022.
Figure 2. Snow Accumulation: Green line = Comparison of snowfall for Chicago-area across winters of 2020–21 (left) and 2021–22 (right). Note: Blue line = 1978–79 represents highest snowfall ever (recordings to date).
Image 1. Injury of a golf green surround following snow melt in Chicago. Microdochium or pink snow mold most probable. Damage is observed is minor and quick recovery in spring will occur. Scott Pavalko, Mar 1, 2022
Image 2. White fluffy mycelium is typical of pink snow mold (Microdochium nivale). Scott Pavalko, Mar 1, 2022
Image 3. Close up image of putative pink snow mold (Microdochium nivale). Scott Pavalko, Mar 1, 2022

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CDGATurfgrassProgram

CDGATurfgrassProgram

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Dedicated researchers and turf pathologists working for golf course superintendents in the Chicago area.