Acer negundo ‘Variegatum’

There are maples for spring flowers, summer foliage, or fall color. A fast-growing, deciduous tree, A. negundo is known as the ash-leaved maple because of its divided leaves; those of the cultivar ‘Variegatum’ are splashed white at the margins. It looks good planted near dark-leaved plants. Height 50 ft (15 m) – Width 30 ft (10 m)

Carpinus betulus ‘Fastigiata’

The dependable, deciduous, spring-flowering common hornbeam has glowing coppery fall color and is great for hedging. It is an excellent substitute for beech on drier soils. The narrow, upright cultivar ‘Fastigiata’ opens up as it matures, making a striking specimen tree. Height 50 ft (15 m) – Width 40 ft (12 m)

Catalpa bignonioides ‘Aurea’

The beautiful, spreading, deciduous Indian bean tree is popular for its large, dramatic heart-shaped leaves, clusters f tubular flowers, and long bean-like seed pods. It makes a striking specimen tree, but can also be grown in a border. The leaves of ‘Aurea’ are bronze when young, maturing to yellow. Height 40 ft (12 m) – Width 40 ft (12 m)

Chamaecyparis pisifera ‘Filifera Aurea’

This hardy evergreen tree tolerates most soils other than waterlogged sites, and can be grown as a specimen or as hedging. C. pisifera ‘Filifera’ has slender, whip-like shoots and dark green leaves; ‘Filifera Aurea’ is similar, but has golden yellow leaves and is slower to reach maturity. Height 40 ft (12 m) – Width 15 ft (5 m)

Davidia involucrata

The elegant handkerchief tree is so known because of the conspicuous white bracts that surround the small flower heads in spring. It is deciduous, with sharp-pointed, red-stalked leaves and smooth gray bark. Ridged fruits hang from long stalks in the fall. A fine specimen tree. Height 50 ft (15 m) – Width 30 ft (10 m)

Fraxinus excelsior ‘Pendula’

The common ash is a vigorous, deciduous tree, grown for its rounded habit and attractive foliage. In the fall it produces bunches of winged fruits, and in winter conspicuous black buds appear. ‘Pendula’ is a graceful, weeping form with long branches that droop, often as far as the ground. Height 50 ft (15 m) – Width 30 ft (10 m)

Gleditsia triacanthos ‘Sunburst’

Also known as honey locust, this striking deciduous tree has delicate, fern-like foliage, spines on the trunk and branches, and long, curved seed pods in the fall. The cultivar ‘Sunburst’ is fast-growing and thornless, with golden yellow foliage in spring and fall. Best as a specimen tree. Height 40 ft (12 m) – Width 30 ft (10 m)

Morus nigra

The black mulberry forms a rounded, deciduous tree with heartshaped leaves that have rough upper surfaces and toothed margins. The fruit is green, turning red and then purple-black, becoming edible only when fully ripe. Beware of planting next to pale paving as the fruit will stain it when it falls. Height 40 ft (12 m) – Width 50 ft (15 m)

Nyssa sinensis

Grown for its pretty foliage and brilliant fall color, the Chinese tupelo forms a broadly conical, deciduous tree. The slender, tapered leaves turn bright shades of orange, red, and yellow in the fall, making it a valuable ornamental. Grow as a specimen tree; it looks very effective alongside water. Height 40 ft (12 m) – Width 40 ft (12 m)

Paulownia tomentosa

This fast-growing, deciduous tree is grown for its graceful habit, attractive large leaves, and showy, foxglove-like flowers. The fragrant, pinkish-lilac flowers, marked yellow and purple inside, open in late spring before the leaves appear. The tree can be pollarded, which will result in very large leaves. Height 40 ft (12 m) – Width 30 ft (10 m)

Picea breweriana

The popular Brewer’s weeping spruce is a hardy, slow-growing, blue-green conifer with horizontal branches and long, slim, pendent branchlets that give it a distinctive appearance. Purple cones decorate the branches in the fall. It can be grown as an effective windbreak or as a specimen tree. Height 50 ft (15 m) – Width 12 ft (4 m)

Picea pungens ‘Koster’

A hardy evergreen tree with scaly, gray bark and sharp, stout, bluish-green leaves. Cultivars of the Colorado spruce make wonderful ornamentals where space permits; ‘Koster’ has needle-like, silvery-blue leaves that fade to green with age and cylindrical light brown cones with papery scales. Height 50 ft (15 m) – Width 15 ft (5 m)

Pinus sylvestris ‘Aurea’

The Scots pine is widely grown for its timber, but its cultivars make excellent garden trees, either planted singly or in groups. Upright conifers, they have whorled branches when young, and develop a rounded crown with age. ‘Aurea’ has striking golden yellow leaves in winter. Height 50 ft (15 m) – Width 28 ft (9 m)

Prunus padus ‘Watereri’

A deciduous, spreading tree, the bird cherry produces slender, pendent spikes of fragrant, star-shaped white flowers in midspring, followed by small black fruits. The leaves turn red or yellow in the fall. The conspicuous long flower spikes of the cultivar ‘Watereri’ create a spectacular spring display. Height 50 ft (15 m) – Width 30 ft (10 m)

Robinia pseudoacacia ‘Frisia’

Deciduous and fast-growing, false acacia has elegant dark green leaves and coarsely fissured bark. Pea-like flowers are borne in early summer, followed by dark brown seed pods. The pretty cultivar ‘Frisia’, with golden-yellow foliage that turns orange in the fall, makes a superb focal point. Height 50 ft (15 m) – Width 25 ft (8 m)

Salix alba var. sericea

The silver willow is a fast-growing, deciduous, spreading tree, conical in shape when young. The leaves are long, narrow and an intense silver-gray, and emerge at the same time as the yellow catkins in early spring. The foliage sparkles in the breeze, and it makes an elegant specimen tree. Height 50 ft (15 m) – Width 25 ft (8 m)

Salix x sepulcralis ‘Chrysocoma’

A wide-spreading, deciduous tree with supple yellow stems that reach the ground, the golden weeping willow is grown for its beautiful cascading habit. Slender yellow or green catkins are borne with the narrow yellow-green leaves in spring. It looks particularly striking when planted by water. Height 50 ft (15 m) – Width 50 ft (15 m)