Archive for Month: August 2015
Autumn Olive
This shrub was introduced from Asia and has become a nuisance in Michigan. It is sometimes mistakenly called Russian olive. Russian olive is a related species of tree. Both can be a problem, but autumn olive is more prevalent in Michigan. It colonizes roadsides and fields and soon forms impenetrable […]
Is it Oak Wilt?
Why we care Oak wilt kills healthy red oaks. White oaks can also be affected but are more resistant and less vulnerable to mortality from the disease. Once a red oak becomes infected with the oak wilt fungus, the tree will die, and there is no treatment to save […]