My tree has lost all its leaves and the bark now has some fungi growing on it? Is lichen killing my tree? Lichen (pronounced lie-ken) gets a bad rap based on its appearance alone. It has been on our ...

Lichen grow harmlessly on tree trunks and no control is needed. In fact, presence of lichens on healthy trees should be welcomed as likely positive indicators of lower levels of air pollution and a ...

Over the course of many years working with trees, hundreds of people have asked me about “that stuff” growing on the bark, or hanging from the branches of trees. What is it? Is it a disease? Is it ...

Answer: That orange growth is lichen, not a rust pathogen. Lichen do not harm the tree or shrub in any way. They tend to grow only on that outer bark and stay there, not growing deeper into live ...

This photo shows a lichen growing on hickory tree bark. Folks sometimes become concerned when they notice strange gray-green patches on the trunk or branches of a tree. Should the growths be removed?

I know many of us want winter to come to an end, but I would like just one more good snowstorm. I love all seasons, but I need a little more of that winter bleakness in the woods, primarily to help me ...

I’ve seen a fungus-like growth on several trees in the neighborhood. It’s a pale gray-green color with a frilly texture, and it coats much of the bark on some trunks. Can we do something about this ...

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 ...

Editors note: Throughout the growing season, Mike Hogan, OSU Extension Educator for Agriculture & Natural Resources in Franklin County, will answer gardening questions submitted by Dispatch readers.