The lower surface of a walnut tree leaf is paler and hairy. Once leaves fall off the branches, the scar left behind on the stem is shamrock-shaped. Search for black walnut trees by the color of ...

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 ...

On this winter edition of ID That Tree, Purdue Extension forester Lenny Farlee uses black walnut and eastern cottonwood twigs to show you tips on how to identify native Indiana trees with alternative ...