Chocolate brown is a defining color for Phythophthora root rot (PRR), and it’s showing up this season in fields across Iowa and other parts of the Midwest. “We have Phytophthora every year ...

Root rot can be caused by a variety of fungi, but the most common culprits are species of Phytophthora, Fusarium, and Pythium. Recognizing The Signs Spotting root rot does require a bit of ...