Estimates on root length vary, but most arborists agree that mature trees can have roots extend out from the trunk up to four times the height of the tree. If your black walnut is 40 feet tall ...

I have read that black walnut trees ... “is present in all parts of the plant but is most concentrated in the tree’s roots,” so a large old tree with an extensive root system would fight ...

We plant the walnut's root zone with a variety of edibles. I wanted to know firsthand how some of our favorite fruits, vegetables, edible flowers and herbs would do when exposed to a walnut's root ...

Trees can grow to a very large size both above and below the ground. The roots of a tree, though not visible, are vital to the functions of a tree.

Bare root seedlings can be planted with a planting bar, chain saw auger, tree planting machine, or shovel. For the landowner establishing a small plantation, a planting bar is an excellent investment.