The Norway Maple

Norway Maple is a shade-producing tree prized for its broad canopy but often displaces native trees and understory plants.
Acer Platanoides
Origin: Europe/ Western Asia
USDA Hardiness Zones: 4-7
Pros:
Dense shade – provides a full canopy
Urban tolerant – resists pollution and compacted soils
Cons:
Displaces natives – shades out understory plants
Shallow roots – competes for water, damages sidewalks
David Kim