In the boreal forests of northern Minnesota, the trees wear beards

With wispy tufts that drape trees like haunted-house cobwebs, old man’s beard lichen can be an unexpected sight in northern ...
Daily Herald

Should you worry about lichens, moss, algae on trees?

Now that deciduous trees are bare, trunks and branches have taken center stage, and you might be noticing nuances and irregularities that evaded your attention over the summer. For instance, what are ...
The Columbian

Lichens, moss, algae on trees are harmless

Now that deciduous trees are bare, trunks and branches have taken center stage, and you might be noticing nuances and irregularities that evaded your attention over the summer. For instance, what are ...
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How To Get Rid Of Lichen And Moss From Backyard Trees

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, ...
PBS

What the lichen growing on Oregon's trees can tell us about air quality

What could possibly be inspiring about that green stuff covering Oregon’s trees? What could possibly be inspiring about that green stuff covering Oregon’s trees? Lichen is a an ecological wonder that ...