Common Name: Norway maple
Origin/Ecology: Native to northeastern Europe to Caucauses
Habit: Medium-sized deciduous shade tree typically growing 40-50′ tall with a dense, symmetrical, rounded crown.
Leaves: Leaves (to 7″ across) have five sharply pointed lobes and resemble those of sugar maple. Leaf stems exude a milky sap when cut. Fall colour is unremarkable yellow.
Leaf Arrangement: opposite
Flowers and Fruit: Small yellow flowers in erect clusters (corymbs) appear in spring before foliage. Flowers give way to paired seeds with horizontally spreading wings (samaras to 2″ long).
Water Use, Soil: Average, medium moisture, well-drained soil. Tolerant of wide range of soils. Tolerant of heat and drought.
Exposure: Full sun to part shade. Best in full sun. Tolerant of many urban pollutants.
Landscape Uses: Shade tree, street tree.
Limitations: Freely reseeds. Trees have escaped cultivation and naturalized in many areas of northeastern and upper midwestern US and southeastern Canada.