Christian Molenaar added it Aug 12,

Older trees cannot react to wounding as can younger trees. This is what our pruning should reflect. Tipping and topping does not enhance safety, health or the dignity of earth’s largest and most complex organisms.

Let’s prune our trees with respect and assist them in becoming what they could most naturally. Over pruning. The point Dr. Shigo makes is one I learned later in my career. Dr Alex Shigo almost singlehandedly revolutionized the tree-care industry by researching how trees work, and how they deal with injuries (including pruning) and decay.

This book uses color photos and clear explanations of how pruning rooting pecan tree cuttings be done for the most benefit to a tree itself and to the people who share its space, for maximum beauty, safety and serviceability.5/5(8). Tree Pruning: A Worldwide Photo Guide by Alex L. Shigo HardcoverOnly 14 left in stock - order soon. Sold by A C A M E D I A and ships from Amazon Fulfillment/5(7).

Alex L. Shigo. Rating details 9 ratings 0 reviews. The aim of this guide is to present results of scientific research on pruning in a way that can be understood easily by all people who care about trees. In this guide I discuss pruning for the desires of man, but also for the health of the trees /5(9). Nov 15, Alex Shigo pioneered tree-friendly pruning.

Dr. Alex Shigo began studying trees in the U.S. Forest Service. Photo courtesy of the Shigo family. Dr. Alex Shigo Estimated Reading Time: 5 mins.