Acer nigrum 'Greencolumn'
Native to: CanadaCrown: Moderately ovalHeight: 40 - 65 feetWidth: 25 feetGrowth Rate: Slow
Characteristics: Leaves are light green turning to yellow in fall. This tree is similar to Sugar Maple but is more resistant to heat and drought.
Negative Features: Occasionally susceptible to aphids and scale that an cause honeydew drip and sooty mold problems. Surface roots can cause problems with sidewalks.
Uses: Good for narrow setbacks, and tight situations where room allows on arterial, collector and residential streets. Even though narrow, this tree will grow quite large.
Comments: Greencolumn is a good columnar tree that is seldom planted.