Acer saccharum, or sugar maple, is native to Ontario and ranges throughout eastern North America and has its famous leaf shape displayed on Canada�s flag as the national tree. It prefers a slightly acidic, moist, well-drained soil. The species is commonly found in the nursery industry and thrive best in open parks, lawns, or large residential areas, providing excellent shade. Planting along roadsides is not recommended as sugar maples are not tolerant to salt, pollution, or soil compaction, but otherwise are easily transplanted. It is advisable to prune in the late spring (June), as cutting may cause sap to leak from the wounds. While this can impact the tree's appearance, it does not harm the tree.
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Planting Site and Native Range
Planting Site
Naturalization, Parks, Highway, Residential, Wide Median
Management Notes
Management Notes
Sensitive to reflected heat Certain cultivars possess greater tolerance to urban conditions
Tree Characteristics
Growth Rate
Slow (less than 30cm per year)
Width
11 - 15m
Height
17 - 23m
Soil Quantity
>30 m
Leaves
Deciduous
Insects and Diseases
Insects and Diseases
No serious or common issues in the urban environment. Verticillium wilt can be an issue, which can cause branch/ limb death and severe cases can cause tree mortality.
Tree Tolerances
Soil Salt Tolerance
Sensitive
Salt Spray Tolerance
Sensitive
Flooding Tolerance
Low
Drought Tolerance
Moderate
pH Tolerance
Tolerant of acid to alkaline soil (5.0 to 8.0)
Shade Tolerance
Full Sun Part Shade
Plant Hardiness Zone
Zone 3 (a/b) | Zone 4 (a/b) | Zone 5 (a/b) | Zone 6 (a/b)