This is the first in a two-story series on on piñon needle scale. Question: I took these photos on one of the piñon trees nearest our house. We have thousands of piñon here on our land and our ...

“One interesting thing about our piñons,” arborist Tracy Neal said, “is that because it’s so dry here, there are almost no diseases they have to deal with.” But the number of insect pests more than ...

VAIL, Colorado ” Another insect is threatening the health of hundreds of evergreen trees in Vail, Colorado While attacks by the pine needle scale aren’t as deadly as the mountain pine beetle, the town ...