Arkansas Tree Database

American Elm

American Elm

Scientific name:

Ulmus Americana


100' tall by 100' wide


alternate, simple, 3"-6" long, unsymmetrical at base with one side rounded and one wedge-shaped, double-toothed, smooth above, pointed at the tip


small in drooping clusters, not showy; February-March


small, rounded, wafer-shaped, notched at tip, called a samara, in clusters; March-April

Fall Interest:

yellow; deciduous


sun to partial sun; rich, moist soil but adaptable


Dutch elm disease, a fungus introduced about 1930 and spread by elm bark beetles


vase shape with high arching branches makes the ideal street tree if not for pests


'Liberty,' 'Valley Forge' and others with resistance to Dutch elm disease


bark thick, ashy gray to gray, with irregular, broad, flat-topped, interlacing ridges; an incision in the bark will reveal alternate layers of red and yellow; in the open, trunk forks once or more near the ground, giving the tree its vase-like or inverted conical shape; larval host for butterflies; native to Arkansas


Click thumbnail to enlarge images

American elm bark on mature tree American elm twig with buds American elm flowers American elm flower cluster American elm leaf, showing unsymmetrical base American elm fruit American elm fruit, a samara with a notched tip American elm fruit American elm tree American elm twigs