Chlorosis is a common micronutrient deficiency that causes the leaves of trees to become yellow and in severe cases causes the foliage to brown and die. In southern and eastern Wisconsin, it typically affects white oaks, pin oaks, white pine, red maple and birch. Chlorosis is caused by either a lack of nutrients (typically iron […]

Pruning young trees is often overlooked in favor of addressing larger problems on more mature trees. Though pruning mature trees to remove deadwood and manage risk is important, often these goals could have been accomplished by pruning during infancy. Benefits of Pruning Young Trees: Trees that are properly pruned while young will need less corrective […]

Winter burn is a common problem noticed on conifers in Wisconsin that are exposed to extreme winter conditions. It is most commonly seen on plants grown in open, unprotected areas. It can also be seen on deciduous trees if there is a very sudden cold snap when the trees have leaves on them. Winter burn […]

Emerald Ash Borer (EAB) has become a very destructive pest to ash trees throughout Wisconsin. It kills all native species of ash trees by feeding on the tissues under the bark, causing disruption to the flow of nutrients and water throughout the tree. Treating ash trees with a trunk injection of Emamectin Benzoate every 2 […]

Stem girdling roots (SGR) can be a major issue to trees in the urban setting. SGR can greatly stunt the growth of or even kill a tree by reducing the flow of water and other nutrients to the upper canopy of the tree. Above is a maple tree that had the soil excavated to reveal […]