Trees can add ornamental value to your garden, but as their branches grow and spread, you may need to do a little grooming to keep the canopy within limits. Learning the ins and outs of properly pruning tree branches can mean the difference between having a beautiful, healthy tree and an unhealthy, damaged tree. Reasons for Pruning In addition to controlling the shape of the tree and limiting excessive growth, pruning tree branches promotes health. of the tree. You can remove damaged, dead and diseased limbs and thin the canopy, allowing better light and air circulation. Additionally, removing weak, low-growing branches can help keep the tree's structure strong and prevent potential hazards during storms. In fruit and flowering trees, pruning branches can promote productivity in future years. (See References 1 and 2) When to Cut Branches Although it is best to remove diseased and dead branches immediately, pruning tree branches can be done in winter, spring or summer, depending on your goal. Although pruning during dormancy, after the coldest part of winter, is...