fruit husks, and roots, which may extend 50 feet or more. The chemical can also appear in the soil directly under the tree. While producing this substance benefits the black walnut tree by ...

Black walnut trees produce nuts, which are ridged and rounded with very heavy shells. Nuts are encased in a thick yellow-green husk, which can leave a dark brown stain on skin. The nut shells require ...

Rich in healthy fats, fiber, and antioxidants, black walnuts are worth the effort required to harvest the coveted nutmeats.