University of Missouri Extension has a free program to identify oak tree diseases affecting trees across Missouri. See how to ...

When Illinois landowners noticed tree deaths and diseases on their properties ramp up in 2017, they suspected industrial agriculture. A survey found herbicides in 90 percent of tree tissues Christian ...

Dead trees line the Salt Creek and Platte River near Mahoney State Park in June 2025. Horticulturists with the Nebraska Game and Parks Commission were stumped when they started seeing significant ...

The death of 'Robin Hood' tree in Sherwood Forest leaves us with one less ancient sentinel. Here's a closer look, from the ...