Black walnut and butternut trees are widespread and abundant throughout eastern North America, ... a characteristic that can quickly confirm the tree's identification when a twig is cut open.

Find out about common North American trees with pinnate leaves. Learn how to identify hickory, ash, walnut, black locust, and pecan using this guide.

How to Identify a Veneer-Quality Black Walnut Tree. The tree must be at least 72″ in circumference (more than 22″) DBH (diameter at breast height).

Landscaping under any tree can be challenging, thanks to the dense shade cast by the branches and the abundance of thick roots in the soil. But black walnut trees (Juglans nigra) seem to be in a ...

Q: I'm trying to identify the tree in the photo. I've been told that the nuts are not edible. Can you help? -- Scott Bundy. A: The tree in the photo is black walnut, Juglans nigra, and it's a well ...

The full publication is available for download for $7 in the Purdue Extension Education Store. The field guide helps identify common Indiana woodlot trees. Each week, the Intro to Trees of Indiana web ...

"Black walnut trees are easy to identify by the large round nuts that drop after the leaves fall in autumn. Black walnuts are fairly common in Maryland and may live for up to 250 years.

A black walnut tree planted by Frederick Law Olmsted, Sr. in the late 1840s or 50s stands tall in the yard at the Olmsted-Biele House in Eltingville, Staten Island. Staten Island Advance. By .

Your black walnut (Juglans nigra) is a valuable shade tree but if it overhangs your garden, the juglone concentrated in the roots, buds, and nut hulls acts as a “natural herbicide ...

A black walnut tree planted by Frederick Law Olmsted Sr. in the late 1840s or '50s stands tall in the yard at the Olmsted-Biele House in Eltingville. Can you find a bigger one in Geauga County?

But in modern times, climate change and development have reduced the trees' native habitat significantly. According to the California Native Plant Society, the black walnut tree is now considered ...