My Norway maple has lots of black spots on the leaves and the leaves are falling off the tree in large quantity. I am worried that the tree is dying. What is this problem and is there anything that I ...

We are stuck with the trees planted by those who came before us. At least I am at my house, mostly because they are so expensive to cut down. One species I am left dealing with is Norway maple (Acer ...

A fungus called tar spot is affecting Norway maple trees this year, and a related fungus, anthracnose, is turning the leaves brown and forcing them to drop early. The fungi, caused by a wet spring, ...

Two fungal outbreaks targeting maple trees around the Capital Region are leaving trees naked weeks before the usual fall foliage season would strip them of their leaves. Anthracnose is a disease ...

These three maples have somewhat similar-looking leaves. On the surface, you may think this is simply an academic exercise. But if you care about invasive plants and local ecology, this distinction is ...

Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Norway maple (Acer platanoides) was introduced by botanist John Bartram of ...

Norway maple (Acer platanoides) is a large deciduous tree that can reach up to 90 feet tall with a symmetric, dense crown. Reigning all the way from Europe and Western Asia, Norway maple was initially ...