Hemlock trees are characterized by wide, linear needles with short, rounded ends. Unlike many types of evergreen trees, the hemlock's needles grow on small stems attached to twigs and are one of the tree's most distinguishing characteristics. Hemlock tree needles are green, and have two fine white lines on their under surface. The small, papery pine cones produced by the hemlock are about 3/4 inch long.Continue Reading
The bark of hemlock trees, ranging from medium brown to orange, is especially notable for its cork-like and heavily ridged texture. However, in young trees, the bark is much smoother. Hemlock tree bark was traditionally used for its high levels of tannin to treat animal hides.
While Eastern species of adult hemlock trees are conical and spreading in shape, the Western species of the tree has a much more narrow, conical shape, similar to a Douglas fir. Hemlocks are also notable for their thin, delicate branches that have drooping tips at the ends, making them look quite distinctive from other major types of evergreen trees such as spruce and fir trees. This evergreen tree averages a height of 60 to 100 feet tall and can have a trunk up to 4 feet in diameter.Learn more about Trees & Bushes
New pine needles are produced every spring and summer and the older, less efficient needles turn brown and drop off. New needles last for approximately 4 years, and as the tree grows the new needles are located at the branch ends.Full Answer >
When buying fresh-cut pine trees for Christmas, select one that is recently harvested, which is characterized by bright and vibrant-colored needles. Dull and brittle pine needles that break easily are indications of dehydration and age. Check if the tree retains the majority of its needles when shaken.Full Answer >
Pine trees can be identified by examining their needles, bark, cones and growth form and comparing the results to a field guide or dichotomous key. Additionally, considering the geographic location of the trees can reduce the list of possible species. For example, loblolly pines are restricted to the southern United States, while ponderosa pines are only found in the western United States.Full Answer >
Eastern white pine trees grow more than 100 feet tall and are up to 4 feet in diameter, with needles that are bluish-green in color that are anywhere from 2.5 to 5 inches long in bundles of five. Cones, which bear the seeds of the tree, are usually between 4 and 8 inches long. Some specimens of the tree live to be 400 years old.Full Answer >