When the hills and valleys are filled with snow and the icy grip of Old Man Winter continues its reign throughout the land, there are still beautiful swaths of green to be found. Hemlocks are a ...

Pennsylvania's state tree is the eastern hemlock. Its scientific name is "Tsuga canadensis."The eastern hemlock was named the state tree in 1931.These trees are slow-growing and long-lived, taking 250 ...

MUSKEGON, Mich. — There are an estimated 170 million eastern hemlock trees in Michigan. An invasive pest threatens to kill the entire population, so a task force has assembled to fight it. Hemlock ...

CLIFTON, Va. — Hemlock Overlook Regional Park in Fairfax County is being inducted into the Old-Growth Forest Network. This is kind of like the Hall of Fame for really old trees. The Old-Growth Forest ...

We had our first winter snow storm this past weekend, a nice change from the warmer than usual conditions across most of the country. Snow is an important part of our local ecosystems, the plants and ...

Rhode Island is mobilizing a small army of "tiny but mighty" bugs to help save its majestic hemlock trees. Brought into the Ocean State from Virginia, the predator beetles named Laricobius nigrinus ...

n adult specimen of the Hemlock woolly adelgid, Adelges tsugaeis, shown in a handout photo from the Connecticut Agricultural Experiment Station Archive. (Connecticut Agricultural Experiment Station ...

Round, white hemlock woolly adelgid ovisacs are found on the undersides of branches near the base of the needles. (Michigan Department of Natural Resources) The Michigan Department of Natural ...

Two more Michigan counties have been added to the list of places under quarantine for a bug that can kill hemlock trees, state officials said Friday. The Michigan Department of Agriculture and Rural ...

The sculptor Jean Shin gravitates to castoff objects, including a threatened tree at Olana, the former estate of Frederic Church. In memory of the millions of hemlocks that fell in the 19th century to ...