The Pennsylvania legislature designated the eastern hemlock the official state tree on June 22, 1931.This tree thrives in cool, moist sites. It occupies steep north- or east-facing slopes in southern ...

Are you a hiker or a biker? A discoverer or outdoor lover? This is your chance to make a big impact on Tennessee's trails. Adventure Scientists is looking for volunteers to take part in its new ...

FRANKFORT, MI — Part of the Sleeping Bear Dunes National Lakeshore will be closed this summer due to the northern advancement of an invasive tree-killing pest. The Old Indian Trail off M-22 near ...

ANN ARBOR, MI — An invasive pest that’s killing hemlock trees along Lake Michigan has been discovered at a University of Michigan arboretum in Ann Arbor. The Michigan Department of Agriculture and ...