Value of a mature black walnut tree
The steps to growing Black Walnut trees include nut collection, husk separation, seed stratification, planting and pruning. The best interplanting softwood species is White Pine because of its potential for secondary income. Address: N 21st Pl Phoenix, Arizona Return to top of page. This ruins the most valuable part of the tree from a veneer perspective and drastically reduces its value for sawlogs. That is if walnuts will be spaced at 12 x 12 feet, then value of a mature black walnut tree direction will still provide a foot passage and in the other direction trees will be 6 feet apart.