In the Adirondack Park, scientists released parasitic wasps in a nationwide experiment using biological controls against ...

After Public Investigator reached out to the City of Oak Creek, officials said they would work with the homeowner to try to get the trees cut down.

Emerald ash borer adults emerge from trees in spring. After mating, the females each lay about 50 eggs in the bark crevices of ash trees. The eggs hatch and larvae mine just under the bark where ...

beetles initially infest the upper portion of the tree within the canopy where evidence is very difficult to see. While the ash is vigorous, it responds by producing callus. This pushes the bark out ...

Knowledge was passed down through generations of folklore that planting mountain ash trees outside of homes, making bark into necklaces, and burning sticks Further research on Sorbus sp. has led to ...

Leaves – compound; usually with 7 more or less elliptical, entire-serrate, petioled leaflets that turn purple in fall. Twigs – stout and glabrous. Buds – broadly ovoid with 4-6 brownish scales; first ...

The Emerald Ash Borer was discovered in Boulder in 2013. This small beetle, which burrows under the bark of ash trees disrupting the flow of nutrients and water, is predicted to cause a 25 percent ...