The invasive pest from Japan kills red pine trees, but it's unclear how pervasive it is on the northern New York landscape.

The native beetle is found everywhere tamaracks are found, and it had lived in relative harmony with the Minnesota pine trees for some ... is also emitted by other types of bark beetles out ...

A University of Minnesota forestry class is using QR codes to combine technology with nature. Students labeled trees around ... and the Austrian Pine, which are most present on campus but only make up ...

The Minnesota Department of Agriculture announced first-time findings of emerald ash borer in Renville and Pine counties on Feb ... was found to have infested trees in the Nest Lake area near ...