In elementary school, most of us learned the basic differences between deciduous and coniferous trees. Deciduous trees have leaves that change color and drop in the fall, and coniferous trees have ...

The dark foliage of conifer trees dominates much of our landscape. It gets to be a bit overwhelming at times, so I’m always glad when spring leaf-out brings fresh, bright greens of the deciduous tree ...

The deciduous tree supports the zebra swallowtail butterfly — a species that has all but disappeared from the Pittsburgh ...

A number of experts have suggested which parts of their garden people should be turning their attention to this autumn and ...

Now is a great time to inspect your trees for torn limbs that need to be properly pruned. Many of my deciduous trees (trees that lose their leaves) are either just starting to put on new leaves or are ...

Q To fertilize or not to fertilize, that is the question. I mean big trees. A Are you asking about deciduous trees or evergreen trees? In general, if your trees are well planted in the proper soil and ...

Dawn Redwood is a deciduous tree with feathery needles that is one of the oldest trees on earth. This unique tree turns russet brown in the fall before it drops its needles. Courtesy photo The third ...