Harrisburg, Pa. — Seven U.S. states have a mushroom as one of their emblems, but Pennsylvania isn't one of them — yet. A new ...

In Van Buren County, forest health technicians with the Michigan Department of Natural Resources (DNR) Parks and Recreation Division found two hemlock trees infested with invasive hemlock woolly ...

A small invasive insect has been detected in two more Michigan counties, making a total of 11 Michigan counties where the pest has been detected and is killing off hemlock trees. According to the ...

If hemlock trees on your property show signs of hemlock woolly adelgid infestation, now is a good time to plan for spring treatment of this invasive species. Hemlock woolly adelgid, native to Asia, is ...

Eastern hemlock trees are a vital foundation species in Pennsylvania ... clinging to the undersides of the hemlock twigs. These white masses conceal the overwintering insects and their eggs.

A small invasive insect has been detected in two more Michigan counties, making a total of 11 Michigan counties where the pest has been detected and is killing off hemlock trees. According to the ...