Hackberry trees are a medium to large deciduous tree. They can be found on a wide range of soils east of the Rockies from southern Canada to Florida, these trees thrive in a broad span of temperatures and are a hardy and adaptable tree. The fleshy purple fruits that follow the female flowers are attractive to birds. They are also sweet and edible for people. It is tolerant of drought conditions and urban pollution, making it ideal for use as a street tree. Its dense foliage, wide crown, and stature also make it well suited for use as a shade tree. It can also be planted to prevent erosion near streams and rivers and therefore works well in cultivation in rain gardens.