This is a guide to identifying black walnut or Juglans nigra. Find out more about the tree's habit, range, silviculture and management..The black walnut tree is native to the eastern United States. A mature black walnut can stand up to 75 feet tall and reach a spread of 60 feet. People have long cultivated black walnut trees for their rich-tasting nuts and for hardwood..The most common identifying characteristics of a black walnut tree are found in its leaves, bark, twigs and nuts. Oval, sharp-pointed leaves with indented edges alternate on thenches, with the largest leaves toward the center. The black or gray-brown bark shows heavy furrows and twigs are hollow .Black Walnut Juglans nigra Leaves are alternate compound with more than 11 leaflets. click on a county. Black walnut is the most valuable tree in Iowa..
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Juglans nigra, the eastern black walnut, is a species of deciduous tree in the walnut family, Juglandaceae, native to eastern North America.It grows mostly in riparian zones, from southern Ontario, west to southeast South Dakota, south to Georgia, northern Florida and southwest to central Texas..
Black Walnut, a rapidly growing tree common in all of Ohio, is most common in moist bottomlands and open fields, but is found everywhere due to squirrels burying its nuts..
Black walnut and butternut trees are widespread and abundant throughout eastern North America, and are easy to identify..
I've found that here in the southwest that Black walnut holds up extremely well to the direct intense sun, drying wind and the driving rain..