maple anthracnose

Ask UConn Extension: Why are Maple Leaves Turning Brown and Falling Early?

This summer has been one for the books, at least weather-wise. It has been rainy with little periods of dry weather, and the warm nights coupled with high humidity have provided an excellent opportunity for certain fungal pathogens to develop. Anthracnose species are just some of the fungal diseases that affect many plants, especially those […]

Ask UConn Extension: What’s Wrong With the Maple Trees?

This year people are noticing that maple leaves appear wilted or browned and heavy leaf drops are premature in many cases. UConn Extension educator and forestry expert, Tom Worthley, says that this “maple leaf phenomenon is a foliar fungus from the anthracnose group. During summers with high humidity and lots of rainfall these fungi can […]