Q: Bill, 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? A: It sounds like you have lichens. Lichens ...

Lichens on stone, those "still explosions" as the great American poet Elizabeth Bishop named them, remain unseen to most, which is remarkable when you consider how commonplace they are. It seems these ...

On the bark of my tree, 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 at Possum’s, on ...

After the distraction of fall leaves has passed, don’t assume that your garden is dormant. It’s time to appreciate the beauty of lichen. By Margaret Roach What are lichens? They are neither plant nor ...

Why devote a decade to documenting the lichens of Great Smoky Mountains National Park? After nearly 100 years of study, the consensus by the 21st century was that the lichens of the Smokies were a ...

After more than 40 years collecting, classifying and studying the life forms known as lichens, Dr Gintaras Kantvilas, from the Tasmanian Herbarium, has only scratched the surface of Australia’s ...

Nicholas Carter does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...