Japanese maple trees are known for their stunning red foliage, but the leaves can turn green and fall off if they aren't ...

Your Japanese maple tree should be looking its best this month, but these stunning trees can shed their leaves early without ...

The grey patches are likely lichen, a combination of a fungus and an algae. It is harmless to you and the tree. It is common ...

If your ash tree’s canopy is thinning, bark is flaking off in patches, or woodpeckers are suddenly interested in your trunk, ...

Apply a broad-spectrum UVA and UVB sunscreen with an SPF of 15 or higher every day. Apply it 30 minutes before going outdoors ...

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 ...

A large section of the Sycamore Gap tree, once a beloved landmark along Hadrian’s Wall in Northumberland, is going on permanent display two ...

Q: Mushrooms suddenly appeared on my tree’s trunk. How can I treat them to protect the tree? A: Unfortunately, you can’t treat mushrooms growing out of wood, and the fungal growth that ...