Norway maples create deep shade, shade so dark that nothing, including lawn, can grow underneath. Here’s how to tell them apart. Here's how to tell them apart.

Norway maple was often used as a “boulevard tree,” much like American elm (Ulmus americana), because the tall, broad canopy created a pleasantly shaded roadside aesthetic. From its sudden increase in ...

Norway maple leaves also have five lobes, but differences in the leaf stem and bark help us tell the difference. For sugar maple, a snapped stem seeps clear, whereas for Norway maple, white.

NYS declared Norway maples to be regulated invasive species, meaning they can’t be “knowingly introduced into a free-living state.” They're displacing native maple in NY forests.

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 ...

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… ...

The success of Norway maple. Compound this dense shade with extreme fecundity, tolerance to pollution, and the ability to grow under a wide range of light and soil conditions, ...