Question: My white pine tree is turning brown on the tip. Do you have any idea of what may be going on or what I can spray? Answer: A smaller than normal size of a leader branch, followed by wilting, ...

The Crystal Lake recreation area in the San Gabriel Mountains and Angeles National Forest will temporarily close Tuesday through Sunday to stop a tree-colonizing beetle from spreading. What's ...

If you had plans to visit the Crystal Lake recreation area in the San Gabriel Mountains and Angeles National Forest this week, you should change them. Officials closed the area Tuesday to spray ...

It looks like Halloween came early in the Tashmoo Woods. As the rest of the Island’s trees remain staunchly green in the ...

Purdue Landscape Report: Trees stressed by prolonged drought are more subject to attack by boring insects. This article provides tips and a video link on how to manage pines for borers. Record ...

Trees, especially pine trees, are in for challenging times. Although pine trees are relatively drought tolerant, ongoing drought, as we’ve experienced in Marin County for several years, has caused ...

DEKALB COUNTY, Ga. — A bug smaller than your fingernail is attacking some of the tallest trees in the metro area. Arborists say it’s a bad year for southern pine beetles. "(They) could be small, could ...

Workers in Lebanon climb high up pine trees for a valuable export: pine nuts. But the important source of revenue is being choked off by an invasive pest. The pine nut is a beloved ingredient in ...