Ohio and Pennsylvania programs aim to stop the spread of the invasive Callery pear tree, which has taken over the two states and threatens native species.

Ever walk past a beautiful, white-flowered tree and then notice an unpleasant smell? You probably stumbled upon the Bradford ...

If you're thinking of adding a street tree out front, Penn State urban forester Vincent Cotrone has some recommendations.

Hitachi Global Air Power is launching a five-year native plant restoration at its corporate headquarters in Michigan City.

According to the Pennsylvania Game Commission, “urbanization is robbing the hummingbirds of habitat in Pennsylvania and ...

A Pennsylvania teacher and forester has completed his goal of climbing a tree atop the highest point he could access in all ...

Ramps prefer dense, rich, moist woods, especially sugar maple groves, and range from New England to North Carolina, west to ...