Each year holds new surprises for me as the Forest Health Program Leader for the IDNR. Last year we battled with Imprelis lawn chemicals killing conifers. The year before we had Arborvitae dying without a common theme, and we still do not know what caused it. We constantly monitor for oak wilt, bur oak blight, gypsy moth, Asianlonghorned beetles, emerald ash borer, and Thousand Cankers disease of black walnut (to name a few).
This year brings about a new question. Many garden…Continue
As you have seen, or will be seeing shortly, Arborvitae has taken a huge hit this winter. We had numerous days were the ambient temperature was well above freezing and the needles did not stay dormant. There is a tremendous amount of winter desiccation.