Expert arborists and horticulturalists share fixes for 5 potential problems that can cause magnolias to drop leaves ...

Prune in late winter or early spring. Smooth hydrangea can be trimmed to about 12 inches off the ground. Panicle hydrangea ...

For a healthier landscape and a greener community, taking care of the trees you have is as important as planting new ones.

If you're thinking of adding a street tree out front, Penn State urban forester Vincent Cotrone has some recommendations.