Tree Acer campestre [Hedge Maple] Transplants easily. Pruning may be needed to limb up branches to create a shade or patio tree. Tolerates severe pruning and soil compaction. Can be pruned to become a giant hedge.
Tree Acer × freemanii 'Armstrong' [Armstrong Red Maple] The Armstrong Red Maple is a cross between Acer rubrum and Acer saccharinum and is known for its columnar habit and brilliant red to red-orange fall coloration. This species has the durability of the Silver Maple and can tolerate urban conditions. The root system is less aggressive, though, so it can be planted as a street tree.
Tree InvasiveThis plant is considered invasive Acer platanoides [Norway Maple] One of the densest shade trees, widely adaptable to soils and environments, including dry and polluted city conditions. Transplants easily. Extremely dense canopy and shallow root system make it impossible to maintain good turf beneath. Can be a weed problem, especially in cooler parts of the northeast US. Slight susceptibility to verticillium wilt, anthracnose, and leaf scorch. Can be damaged by 2,4-D drift. Does not perform well in southern US (warm nights severely retard growth).…
Tree InvasiveThis plant is considered invasive Acer platanoides 'Columnare' [Columnar Norway Maple] This cultivar is easy to transplant and is tolerant of different soils. The Columnar Norway Maple is more adaptable to drought than other Maples. Pollution tolerant. When Norway maple escapes cultivation and invades natural areas it reduces species richness and native tree regeneration by out-competing other trees and understory species for resources, creating dense shade canopies, and spreading rapidly through high seed production. It also releases toxins that reduce the growth and reproduction of native…
Tree InvasiveThis plant is considered invasive Acer platanoides 'Crimson King' [Crimson King Norway Maple] Crimson King is a common cultivar used in the industry for its rich maroon foliage throughout the growing season. One of the densest shade trees, widely adaptable to soils and environments, including dry and polluted city conditions. Transplants easily. Extremely dense canopy and shallow root system make it impossible to maintain good turf beneath. Slight susceptibility to verticillium wilt, anthracnose, and leaf scorch. When Norway maple escapes cultivation and invades natural areas it reduces species…
Tree InvasiveThis plant is considered invasive Acer platanoides 'Emerald Queen' [Emerald Queen Norway Maple] This cultivar has ascending branches and an oval habit. Best selection of Norway Maples for urban sites. Fast growth rate and shallow root system. Brilliant yellow in the fall. When Norway maple escapes cultivation and invades natural areas it reduces species richness and native tree regeneration by out-competing other trees and understory species for resources, creating dense shade canopies, and spreading rapidly through high seed production. It also releases toxins that reduce the growth and…
Tree Acer rubrum 'Autumn Flame' [Autumn Flame Red Maple] This cultivar is used for its stunning, bright red color in the fall. It is a good choice for a shade or street tree, since it can handle urban pollution. Place in wet areas for best fall color. The Autumn Flame Maple is a fruitless cultivar.
Tree InvasiveThis plant is considered invasive Ailanthus altissima [Tree of Heaven] Unusual form and texture not unlike a large sumac. Highly adaptable. Tolerates salt spray. Dioecious. Coarse and inclined to drop twigs. Male flowers are malodorous; female plants make many weed seedlings. Ailanthus altissima forms dense, clonal thickets which displace native species and can rapidly invade fields, meadows, and harvested forests. This invasive tree species is extremely tolerant of poor soil conditions and can even grow in cement cracks. Ailanthus altissima is not shade tolerant, but…
Shrub Aronia melanocarpa 'Morton' [sold as Iroquis Beauty™] [Iroquois Beauty Black Chokeberry] Cultivar 'Morton', sold as Iroquois Beauty, is a compact shrub that reaches 5 to 6 feet. The flowering and fruiting are similar to that of the straight species, but the compact form allows this shrub to e better utilized in a mass planting. Great for rain gardens, bioswales, and lowlands that collect water in the landscape. Glossy green leaves will turn a brilliant orange-red in the fall. Its black fruit attracts wildlife, such as birds.
Shrub Berberis × mentorensis [Mentor Barberry] An adaptable plant that does well in an urban environment. Can be coppiced with new growth developing better summer color. Can be pruned to ground every 5 to 7 years. Full sun to partial shade. Relatively trouble-free. Large thorns and spiny leaves are a maintenance problem. Collects litter around the base.
