A spruce tree in Saint John, N.B., likely dating back to around the time of famed French explorer Samuel de Champlain, is ...

Have you ever paused beneath a towering oak or maple and wondered if that rough, gnarled bark is hiding secrets? What if I ...

One of those strategies is to create a concrete that “self-heals,” and in a new study, scientists used synthetic lichen to patch cracks autonomously (meaning that outside nutrients don’t need to be ...

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, ...

It is not true that lichen favor the North side of trees. Moss favor the shady side of trees and lichen is not moss. Moss is a plant. Lichen favor sun. There is no need to try to remove lichen.

According to the U.S. Forest Service, there are about 3,600 species of lichens in North America that have been discovered. The fungus provides a structure for lichen to anchor itself to trees and ...

When lichen or moss appears on the branches, at first they attract attention with their decorativeness. But they really look attractive. There is even an idea that there is nothing wrong with this.

Ask the Remodeler: Like sullen teens, these trees are throwing shade, and now there’s moss on the roof Plus, tips for insulating an attic to boost the life of your roof and air-conditioning units.

Oregon Field Guide. What the lichen growing on Oregon's trees can tell us about air quality. Clip: Season 22 Episode 2210 | 8m 21s Video has Closed Captions | CC. What could possibly be inspiring ...

And after removing the moss, treat the cleaned area with a 5% solution of iron sulfate. Mechanical cleaning of trees should be carried out only when the flow of sap in them stops. The cleaned ...

More than 100,000 trees will be ... rare species of moss and lichen have been identified at Lydford Gorge in the past few years. Work is underway there to save lichen growing on dying trees by ...