drip line

In Service of Trees
I recently read a short article in a construction magazine in which the writer described a fairly convoluted process by which he had “protected” a tree on the site where he was working.  Basically, what he did was wrap the trunk in two-by-four studs, securing them in place vertically with some loops of metal strapping. In his estimation, this was just what he needed to keep the tree from being damaged by accidental equipment bumps – the boards, in effect, would suffer and the tree
Rooting Out Problems
In an ideal world, tree roots would never be disturbed and decks, hardscape, structures and plantings would all avoid impinging on a mature tree's space.  Too few job sites, however, work that way:  In our world of shrinking spaces, homeowners want as much useable space as possible, and this often entails building over and around tree roots. In the process, contractors all too often cut through roots to accommodate footings and other structural elements and generally ignore trees and their needs for the duration of the construction project.  As is also often the case, arborists are brought in to remedy problems only after irreparable damage to a tree becomes evident. This is true despite the fact that trees generally serve as the anchors of our landscape designs and that most of us know that we should them with significant deference when designing landscapes and beginning construction.  Typically, however, protecting a tree and its roots is a low priority for most general contractors and architects - and even some