#two-lined chestnut borer
#two-lined chestnut borer1 post
Tree Health Care9 min read
Why Does My Oak Look Sick? Oak Wilt, and What It Probably Is Instead
Oak wilt kills red oaks in a single season, and it reached Ontario in 2023. It has never been found in Durham Region — so your struggling oak is almost certainly something else. Here's the real differential, and the one free habit that keeps oak wilt out of your yard.
August 26, 2026
Get Started Today
Get A Free Quote — No Obligation
Whether you need a single tree removed or a full seasonal care program, we build a plan around your property and budget. Serving Ajax, Whitby, Pickering, and all of Durham Region — no-obligation quotes, every time.