I have a poplar tree in my backyard that is 1 1/2 years old. Over the past year and a half it has done a few funny things. Upon planting it, the leaves went yellow in the summer. I think we were over ...

Closeup of a large Tulip Poplar leaf, growing from the stump of a previously cut tree. I am a firm believe that part of being a good steward for your homestead, farm, or even a backyard in town lies ...

Black poplar leaves infected by fungi are especially susceptible to attack by gypsy moth caterpillars. A research team found that young larvae that fed on leaves covered with fungal spores grew faster ...

Q: What are these growths or galls on our maple leaves? — Steve R. A: The round, protruding bumplike growths on tree leaves are called galls, and they inspire frequent questions every year. Tree types ...

IT is well known that the vibratory motion of the leaf of the aspen and other poplar trees is caused by a flattening of the petiole at its junction with the lamina. The lower part of the leaf-stalk is ...