Tree height measurement Tree height is the vertical distance between the base of the tree and the highest sprig at the top of the tree. The base of the tree is measured for both height and girth as being the elevation at which the pith of the tree intersects the ground surface beneath, or "where the acorn sprouted. Tree height can be measured in a number of ways with varying degrees of accuracy. Shorter trees can be measured using a long pole extended vertically to the top of the tree. Larger trees can be climbed and a tape measurement made from the highest point of the climb to the base of the tree.
This is a living document, please e-mail your recommendations for additions or revisions to GOTC. Breaking up of soil matter to allow for more air to penetrate down. The spot in a tree over which a climbing rope is either looped or tied off. Cultivation and caring for trees and shrubs. Standard for tree climbing due to its polyester outer sheath, which is more temperature resistant that the nylon sheaths of rock climbing static or dynamic ropes.