Once upon a time, my street used to be loaded with towering, shade-providing tall trees. It was a gorgeous tree-lined street, similar to the reputable Tree City USA award-winning streets throughout ...

Gardeners and homeowners often contact our Horticulture Hotline at Cornell Cooperative Extension in Oriskany when they notice a grayish blue-green crusty or mossy looking growth on trees, shrubs, ...

The lichen themselves will not cause decline, but they may be a good indicator of the overall health of your tree. An abundance lichen presence concentrated on damaged or dead wood, as your sample ...

I answer a lot of questions from home gardeners on our Garden Hotline. Quite a few questions deal with lichens. The resident asks, “Are they killing my tree?” Lichens (pronounced lie-kenz) have been ...

I have found Miracle-Gro All Purpose Garden Soil for In-Ground Use to be a highly economical and effective amendment when ...

Now that deciduous trees are bare, trunks and branches have taken center stage, and you might be noticing nuances and irregularities that evaded your attention over the summer. For instance, what are ...

Q: The pictures are of a ginkgo tree that is completely covered with this fungus. It was also on our Encore azaleas and some older oak trees and other shrubs. We lost all our azaleas, some other ...