Sugar maple can be a sweet addition, but its invasive impostor is not. Here's how to tell the difference between a Norway maple vs sugar maple.

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 ...

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 ...

It’s not easy to figure out which maples you want on your property. The good ones are the sugar maples, their leaves ablaze each fall in yellow, red and orange. The less desirable ones are the Norway ...

The Journal of the Torrey Botanical Society, Vol. 132, No. 2 (Apr. - Jun., 2005), pp. 225-235 (11 pages) We investigated the contribution of non-native tree species to woodlands in and near Worcester, ...

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 ...

Dear Carol: I have an overhanging maple tree in my yard and every year am plagued by many, many saplings growing in every conceivable place on the property. Physically, neither my husband nor I can ...