Spruce Diseases in Illinois
What is going on with Spruce trees?? Colorado Spruce trees are not native to Illinois, and are really having a tough time lately with the changing environment we’ve had over the last decade! Other varieties of Spruce trees are having a hard time as well. We just received an update from the University of Illinois Extension service that there are several issues going on at this time with Spruce trees in the area. Below is a list of diseases that they are seeing at this time of year, and the accompanying symptoms that go along with them. Abiotic Damage Abiotic Damage is basically just environmental factors, such as too much […]
Two- Lined Chestnut Borer
As if Mid-westerners didn’t have enough pests to deal with, we are now experiencing Oak decline due to the lovely Two- Lined Chestnut Borer (Agrilus bilineatus). What is a Two-Lined Chestnut Borer? The Two-Lined Chestnut Borer is a flat head borer that affects Chestnut trees and Oak trees alike here in the Midwest. When not properly managed, these Borers can cause significant damage and even death in Oak and Chestnut trees. Life Cycle Adults appear in early June in the Midwest. The females will lay their eggs in clusters of 10 eggs starting late June thru early July. Once eggs hatch, the larvae will bore into the trunk of the […]
