Neil Sperry explains why apparent bark damage may just be harmless lichen, and he answers questions about buffalograss and ...

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 ...

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 ...

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 ...

Now that the majority of our deciduous plants have dropped their leaves, you may notice gray growths on the trunks of some trees and shrubs in your landscape. Most likely, these are lichens, which, ...

'British soldier' lichen growing on rock. (Clay Wollney) For the most part, lichens growing on trees is a good thing, not harmful to the trees. However, weak or dying trees may have a lot of lichens, ...

March in the Northland is a month of great changes and a plethora of nature happenings. It is another month when the weather seems to get the most attention. In the beginning, it is still winter; cold ...

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.

Dawn Brennan inspects the bark of a tree covered in several different lichens during a Lichen in the Winter World walk held by the Glacier Institute around Apgar in Glacier National Park on Saturday, ...