Those green-blue growths that you see on tree trunks and branches are not mosses. They are lichens. Lichens are not killing your tree, nor are they causing it to fail. They are telling you ...

Elizabeth has worked since 2010 as a writer and consultant covering gardening, permaculture, and sustainable living. She has also written a number of books and e-books on gardens and gardening.

The presence of lichen or moss on backyard trees can understandably be concerning at first. Lichen is a combination of algae and fungus that lives on any number of solid, undisturbed surfaces ...

For instance, what are those green masses growing on your trees? Those growths could be either lichens, moss or algae, and the good news is that none are cause for alarm. Because they usually grow ...

But let's not forget the lichens. A hardy growth on the sides of tree trunks that often appears to be like paint has been on trees all winter. In the cold and dry winter air, they persist throughout.

I love all seasons, but I need a little more of that winter bleakness in the woods, primarily to help me pursue my newest love: lichens. Right now, when the deciduous trees have all lost their ...

For instance, what are those green masses growing on your trees? Those growths could be either lichens, moss or algae, and the good news is that none are cause for alarm. Because they usually grow ...

What could possibly be inspiring about that green stuff covering Oregon’s trees? Lichen is a an ecological wonder that reveals it's beauty on a microscopic scale. It can also teach us volumes ...

For instance, what are those green masses growing on your trees? Those growths could be either lichens, moss or algae, and the good news is that none are cause for alarm. Because they usually grow on ...

At this time of the year when most leaves are off trees and shrubs, these growths are easier to see. The “fungus” referred to is probably lichen. Lichens are often blamed for the decline and ...