Celtis Occidentalis, or more commonly know as Common Hackberry, is a tree shrub with green foliage and green flowers of the genus Celtis. It has a moderate growth rate and a height of 70 feet at maturity. Its duration is perennial which means it will grow year after year. It's active growth period is spring and summer, blooms during mid spring and is somewhat tolerant of shade. Celtis Occidentalis or Common Hackberry's floral region is North America US Lower 48, specifically in the states of Alabama, Arkansas, Colorado, Connecticut, Delaware, Florida, Georgia, Iowa, Illinois, Indiana, Kentucky, Massachusetts, Maryland, Michigan, Minnesota, Missouri, Mississippi, Montana, North Carolina, North Dakota, Nebraska, New Hampshire, New Jersey, New Mexico, New York, Ohio, Oklahoma, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Virginia, Vermont, Wisconsin and Wyoming.
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