Scientists at the UK Centre for Ecology and Hydrology (UKCEH) have developed an app for researchers and keen lichen spotters to record what is growing around them. By logging lichen the local air ...

The Penn State Extension of Berks County Master Gardeners will be featuring questions and answers to inquiries received through their Garden Hotline. Q: What are those blue-green growths on trees and ...

It’s been estimated that some 20,000 species of lichens cover 6 to 8% of the planet’s land surfaces, even though referring to the existence of even one species of lichen is just plain crazy talk. In ...

Editor’s note: This is the second in a three-part “What’s on my tree?” series about organisms that are commonly found growing on trees in Louisiana. Read the first part at https://www.lsuagcenter.com.

For thousands of years, lichens have quietly shaped Michigan’s landscapes—and their work is far from finished. I’m alone on a 2-billion-year-old basalt cliff among ancient living organisms that are ...

NACOGDOCHES, Texas (KTRE) - Often, I get the inquiry about that “green and grey fungus that is killing my tree.” At this time of the year when most leaves are off trees and shrubs, these growths are ...

Gardeners and homeowners often contact our Horticulture Hotline at Cornell Cooperative Extension in Oriskany when they notice a grayish blue-green crusty or mossy looking growth on trees, shrubs, ...

Lichens, often mistaken for moss, are harmless organisms that grow on various surfaces, including trees. Annual cicadas, not periodical cicadas, are responsible for the cicada sounds heard in central ...

Lichens have no roots, no waxy leaves and no way to filter what they absorb. Everything they take in comes directly from the atmosphere so they are extraordinarily sensitive to air quality. For more ...

If you come across a rock in its natural setting, you will likely find it covered by lichens, proof that nature is alive. What are lichens? Lichen is not a single organism, it is made up of two parts: ...