Lichens survive in a very wide range of habitats worldwide. Amazingly, more than 400 species can be found in Maryland.

Here it is, the season of same-old-same-old: same old freezing rain, same old snow, same old chill winds, gray skies and barren, shivering timbers. In most parts of the country, it is the season of ...

A squirrel peeks out of a hole in a tree. Squirrels can damage trees through extensive stripping of the bark. Squirrels are generally good neighbors that occasionally become a nuisance by stripping ...

Every garden is a thing of beauty in the growing seasons — spring bulbs, summer flowers and fall foliage all carry on with extravagance. But winter is coming, so the colorful garden superstars will ...

The seasons are changing from fall to winter, and one of the major changes to the environment is that the deciduous trees have lost their leaves. Evergreen trees may still have green needles, but all ...

If you spot tiny holes and piles of sawdust on your tree, bark beetles could be the culprit. Unfortunately, the solution ...

On the bark of my Crepe Myrtles, I noticed grayish growth. I can peel this growth off fairly easily. What is this growth and is it hurting my tree? I have been asked some form of this question in ...

Q: About seven years ago, we planted a maple tree. During the second spring, the bark began to split on one side. We asked the nursery where we purchased the tree if this would be a problem. We were ...

When we think of bark on a tree, we tend to compare it to the skin of a human. The primary function of both bark and skin is to protect the material within and beneath it. In Grade 7, we learned that ...

If you like to hike or snowshoe in the winter, you might like to learn the names of the trees you see. Do so, and the trees ...