LANSING, Mich. (WILX) - Experts are warning hikers to stay alert as reports of poisonous plants along trails are on the rise. Poison ivy, poison hemlock, and wild parsnip are among the most common ...

If your ash tree’s canopy is thinning, bark is flaking off in patches, or woodpeckers are suddenly interested in your trunk, ...

A pair of Fox Chapel area Eagle Scout hopefuls are seeking the highest honor in scouts through nature projects. Josh Lowe, who recently graduated from Fox Chapel Area High School, is in the process of ...

Toxic and poisonous plants grow in Michigan, including giant hogweed, poison ivy, poison oak, wild parsnip, poison sumac and poison hemlock.

Species like spotted lanternflies, zebra mussels and wild pigs are popping up around the commonwealth. Here's how to handle ...

Invasives have largely wiped out the American chestnut and elm, caused “hell” with the beech, and are now wreaking havoc on the eastern hemlock and white ash.

Eastern hemlock branches infested with hemlock wooly adelgid, seen as small white puffs at the bases of the needles. Credit: Leigh Greenwood, The Nature Conservancy While scientists will debate which ...

The Pennsylvania legislature designated the eastern hemlock the official state tree on June 22, 1931.This tree thrives in cool, moist sites. It occupies steep north- or east-facing slopes in ...

Family Camping, Maine’s Champion Trees, a profile of Bernd Heinrich, and Identifying Trees.

The vividly colored fruiting body of the hemlock varnish shelf fungus, Ganoderma tsugae, peeks out from a split in a hemlock tree's bark.

The center of a tree or shrub stem (from roots to trunk, branches, and twigs) is woody, composed of xylem cells that conduct water from the roots to the upper parts of the tree. That woody section ...

A non-native invasive insect, the hemlock woolly adelgid, is causing significant damage to eastern hemlocks in Pennsylvania and across the United States. In Allegheny County, the Hollow Oak Land Trust ...