Confires like spruce, hemlock, and fir can easily be identified as separate genera, then as individual species, by observing their needles and cones.

Nature Notes: Spruce, fir or hemlock? By MIKE KAY DNR Forester for Frederick County Dec 9, 2018 Dec 9, 2018; ... Forty species of spruce trees are found throughout the world, ...

Pests attacking state tree, eastern hemlock Dec 25, 2014 4 min read During a season when many brought evergreens into their homes, the Pennsylvania Department of Conservation and Natural Resources ...

Joanne Levesque/Getty Images. Eastern hemlock (Tsuga canadensis), also called Canada hemlock or hemlock spruce, is a slow-growing long-lived tree which unlike many conifers grows well in shade ...

Hemlock woolly adelgid target hemlock and fir trees. The pests are invasive, sucking, aphid-like insects causing trees to die. They are too small to be seen by the eye, but the damage is visible.

To tell spruce and fir trees apart, it helps to know that spruce needles are sharply pointed, square and easy to roll between your fingers. Fir needles, on the other hand, are softer, flat and ...

Pine trees grow faster than spruce and fir and are commonly used as Christmas trees. They tend to dry out somewhat faster than firs. True firs, such as balsam, Fraser, ...

Topping my list of champions of snowy winters are our fir trees, which have numerous adaptations for wintery conditions. Eastern hemlocks and balsam fir are, literally, built for snow.