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

Neil Sperry answers gardeners' questions.

Throughout the year, I often receive calls from concerned individuals about gray, fuzzy growths appearing on plants that seem to be causing harm. The culprit that raises the alarm is usually lichen.

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, ...

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 ...

The light snow that fell last night happened before midnight. So when I step outside this morning, I see a new covering that reveals the movements of the wildlife during the rest of the winter night.

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, ...