Entomologists have warned that European sawflies — invasive bugs that resemble wasps — are taking over pine trees in Washington's Pierce County, perhaps most well-known as the home of Mount Rainier ...

In the heart of southern Lebanon, where pine trees once stood tall and abundant, a quiet crisis is unfolding. The cones are ...

This is because the beetle can break down the plant-derived compounds (phenolic glucosides) via a water-mediated process ...

You may notice a pine sawfly on your pine trees this spring or summer. The pesky creatures are more disturbance than damage, but The News Tribune has gathered advice on what to do about them. A common ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. DENVER (KDVR) – A “very serious and ...

OTTAWA COUNTY, MI – Majestic hemlocks towering on dunes and along streams in Ottawa County may soon be a thing of the past if a tiny insect cannot be controlled. The hemlock woolly adelgid (HWA), a ...

The hemlock woolly adelgid can kill a healthy hemlock tree in 10 years and has no natural predators. The areas announced are new infestations. The hemlock woolly adelgid is an invasive insect that can ...