It seemed innocent enough when this tree was used as a post for a washing line; several years later this picture shows the result. All trees move liquids and...

Pruning is the essential art of living with plants in and around our homes. We share the same space, and for fruiting trees and shrubs, we also want healthy ...

Water that roots can access is of paramount importance to the health of a tree. The most effective application of water for city trees is achieved by saturat...

Previously we looked at three key ways to 'read' the health of a mature tree: last year’s new growth, basal root flare, and evenness of new growth to recogni...