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 ...

hemlock woolly adelgid has caused severe mortality of eastern hemlock in the United States. Not only is this a significant impact on our native tree diversity, hemlock losses are linked to a decline ...

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 ...

But, to reach that goal, they need your help. The eastern hemlock tree is a foundational species native to East Tennessee, Virginia, West Virginia, North Carolina, Kentucky and New York ...

Infestations feature tiny “cotton ball” like masses at the base of hemlock needles on the underside of tree branches. Treatment involves a painstaking insecticide application. The bugs pose a ...

If you ever made friends with a tree, then you will understand why I wrote this. The Eastern hemlock became my friend when I was a child, playing on a forested slope behind the house that my dad ...

If the needles and twig fit this description you will probably have either a Douglas Fir, bald cypress or hemlock tree. However, further observations of the shape, size, and growth of the cones ...

That beetle, called Sasajiscymnus tsugae, is only about 2 millimeters long, but it’s been having a big impact on the invasive hemlock woolly ... and inhibits the tree’s ability to produce ...

“It’s moving eastward along the coast and it’s moving inland.” For homeowners who have a hemlock tree or two with an infestation, Teerling said a pesticide like horticultural oil works ...

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 ...