Zelkova serrata 'Green Vase', zones 5-8 Vase-shaped with upright arching branches and rich, dark green leaves that turn bronzy maroon in fall. Grows 60–70 feet high by 40–50 feet wide; prefers full sun to partial shade but adapts to a variety of soils. Tolerates wind, pollution, and drought, making it a viable street tree. from Fast-Growing Shade Trees
American Elm is a fast growing shade tree native to North America. Has a vase-shaped canopy with dark green leaves turning yellow in the fall. 60' tall and 45' wide. A cultivar variety is the Brandon Elm. It has a more compact, vase-shaped canopy and is slightly smaller reaching 45' tall and 30' wide. Both tolerates dry and wet conditions. An attractive tree for any country landscape.