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(Lanceleaf Cottonwood)
This deciduous tree is believed to be a naturally occurring hybrid of two or three cottonwood species native to the western U.S. Its range is limited to a strip of states that covers the Rockies from Canada to the Texas, but at higher elevations than other cottonwoods. This hybrid grows beside streams, in riverine habitats, and in wetland fringes, sites where it thrives on ground water. Its extensive, fibrous roots help to hold stream banks during periods of high water. The leaves are narrow, and...
Gerald L. Klingaman
(Eastern Cottonwood)
Enormous and fast growing yet notoriously short-lived, cottonwood is one of the largest and most widely distributed North American hardwood trees, occuring in floodplains and other moist habitats over most of the eastern and central United States. This upright spreading tree has beautiful large triangular leaves that turn yellow in the fall. The extensive fibrous root system anchors the tree against floods.
This poplar is dioecious, with female and male flowers borne on separate trees in catkins....
(Cottonless Cottenwood, Eastern Cottonwood, Siouxland Cottonwood)
Developed in South Dakota, this male cultivar lacks the pesky cottony seeds of female cottonwoods but retains the upright spreading vase-like habit and rapid growth of this widespread North American native. It grows rapidly into a massive tree. The large shiny pale green triangular leaves turn yellow in fall. They are resistant to leaf rust. This tree is susceptible to damage from wind and heavy snow.
Like most of its clan this tree likes sun and moist well-drained soil and is an aggressive...
