If you want to impress your friends with your tree knowledge on your next hike, check out the upcoming class from UI ...

Forests that are almost exclusively pine planted of the same age ... Originally from Africa, it is a relatively late local species, and like other successful trees here it needs little water ...

Pine trees, as with any typical conifer, keep their needles all year. Deciduous trees, such as maple, birch, or hickory, drop their leaves as the days grow colder. This is a mechanism used to ...

The whitebark pine is a keystone species in high-elevation areas. It provides food for grizzly bears and many other species. The trees also slow snowmelt, helping to maintain stream flow into the ...