Norway maple will grow to 40 to 50 feet tall and 35 to 50 feet wide It is native to Europe The bark is gray and fairly tightly ridged and furrowed Norway maple has simple leaves in pairs (opposite) that are 3 to 6 inches long Leaves are slightly broader than those of sugar maple Abstract Norway maple (Acer platanoides L), which is among the most invasive tree species in forests of eastern North America, is associated with reduced regeneration of the related native species, sugar maple (Acer saccharum Marsh) and other native floraTo identify traits conferring an advantage to Norway maple, we grew both species through an entire growing The tips of the branches of Norway maple usually have just two leaves coming off opposite each other On occasion there is a third leave at about 90 degrees to the other two The sugar maples Meet The Maples Norway Maple Josh Fecteau Norway maple vs sugar maple leaves