Maples with Invasive Tendencies

The maples listed in this section have demonstrated invasive tendencies and we suggest that caution be used when planting them, especially, near field edges, wooded areas, or other natural habitats that it could invade.

Amur Maple - Acer ginnala
Form: Small upright oval form

Fruit of Amur Maple which are persistent throuhout the winter. Copyright Mark Brand, 1997 - 2001.

Hardiness Zone: 3
Mature Height: 15’ – 20’
Crown Spread: 15’ – 20’
Drought Tolerance: Tolerant
Salt Tolerance: Intermediate
Ornamental Features: Winter interest, flowers, fruit, fall foliage
Remarks: Good for narrow greenbelts; multi- or single-stem; will require pruning to accommodate pedestrian or vehicular traffic beneath drooping lower branches. Persistent seeds provide winter interest; white to yellow fragrant flowers in spring.

For more information:
University of Connecticut Plant Database – Acer ginnala
University of Florida Tree Factsheets– Acer ginnala
University of Ohio Plant Dictionary – Acer ginnala

Norway Maple ‘Crimson King’ – Acer platanoides
Form: Medium round form
Hardiness Zone: 4
Mature Height: 35’ – 45’
Crown Spread: 25’ – 35’
Drought Tolerance: Intermediate
Salt Tolerance: Tolerant
Ornamental Features: Fall foliage
Remarks: Purplish leaf color throughout growing season; possibly hardy to Zone 3 if planted in a sheltered location.

For more information:
University of Connecticut Plant Database – Acer platanoides
Cornell University – Acer platanoides
University of Florida Tree Factsheets – Acer platanoides ‘Crimson King’
University of Ohio Plant Dictionary – Acer platanoides ‘Crimson King’

Norway Maple ‘Olmsted’– Acer platanoides
Form: Medium columnar form

Form of 'Olmsted' Copyright Mark Brand, 1997 - 2001

Hardiness Zone: 4
Mature Height: 35’ – 45’
Crown Spread: 20’ – 35’
Drought Tolerance: Intermediate
Salt Tolerance: Tolerant
Remarks: Good cultivar of Norway maple for restricted spaces; more resistant to leaf scorch than other cultivars; possibly hardy to Zone 3 if planted in sheltered location; broader spread than most columnar trees.

For more information:
University of Connecticut Plant Database – Acer platanoides
Cornell University – Acer platanoides
University of Florida Tree Factsheets – Acer platanoides ‘Olmsted’

Norway Maple – Acer platanoides ‘Cleveland’
Form: Large rounded form

Norway Maple Copyright Mark Brand, 1997 - 2001

Mature Height: 45’ – 55’
Crown Spread: 30’ – 35’
Drought Tolerance: Intermediate
Salt Tolerance: Tolerant
Remarks: Good form and branch structure; rapid growth; possibly hardy to Zone 3 in planted in sheltered location.

For more information:
University of Florida Tree Factsheets – Acer platanoides ‘Cleveland’

Norway Maple – Acer platanoides ‘Emerald Queen’
Form: Large rounded form
Mature Height: 60’ – 75’
Crown Spread: 50’ – 60’
Drought Tolerance: Intermediate
Salt Tolerance: Tolerant
Ornamental Features: Fall foliage
Remarks: Improved trunk, growth rate, branching habit, and fall foliage; possibly hardy to Zone 3 if planted in sheltered location; needs wide greenbelt and setback.

For more information:
University of Florida Tree Factsheets – Acer platanoides ‘Emerald Queen’

Norway Maple – Acer platanoides ‘Summershade’
Form: Large rounded form
Mature Height: 60’ – 75’
Crown Spread: 50’ – 65’
Drought Tolerance: Intermediate
Salt Tolerance: Tolerant
Remarks: Improved growth habit and resistance to heat; possibly hardy to Zone 3 if planted in sheltered location; needs wide greenbelt and setback.

For more information:
University of Florida Tree Factsheets – Acer platanoides ‘Summershade’

Norway Maple – Acer platanoides ‘Columnare’
Form: Large columnar form
Mature Height: 50’ – 60’
Crown Spread: 15’ – 20’
Drought Tolerance: Intermediate
Salt Tolerance: Tolerant
Remarks: Proven to be a dependable cultivar under urban conditions; good for restricted spaces; possibly hardy to Zone 3 if sheltered.

For more information:
University of Florida Tree Factsheets – Acer platanoides ‘Columnare’