In a black walnut, the bark is furrowed and dark in color (it is lighter in butternut). The leaf scars along twigs look like an upside-down shamrock with five or seven bundle scars. Beneath the tree, you usually find whole walnuts or their husks.Click to see full answer. Similarly, what is a black walnut tree worth?Black walnut logs bring premium prices, and have since the 1700s, with single trees bringing up to $20,000. Bruce Thompson, author of “Black Walnut For Profit,” estimates a mature stand of black walnut trees can bring about $100,000 per acre in timber value alone.Likewise, how do you tell the difference between a black and English walnut tree? The juglans regia tree (English Walnut Tree) is smooth and soft with fewer ridges while the bark of the juglans nigra (Black Walnut Tree) is hard and grooved. The English walnut tree takes years before maturity, while the black walnut tree grows very fast. This is why black walnut trees are planted for timber. In this way, what does the bark of a walnut tree look like? Gray in color, walnut tree bark is rough and full of deep ridges and valleys. These ridges run vertically up and down the tree trunk and have rounded edges. The bark is especially helpful in identifying walnut trees in the winter when they’ve dropped their leaves and aren’t producing walnuts.Can you eat walnuts straight from the tree?A pitted shell encases a fibrous, leather sheath that splits as the nuts begin to ripen in the fall and indicates that walnut tree harvesting is nigh. Once you are done harvesting the walnuts, you can eat them right away, but keep in mind they won’t be quite like those purchased ones at the grocers.