I once thought I was among the 20% of humans who experience no ill effects from poison ivy. But a visit to southern Illinois years ago proved me wrong. Itchy skin with blisters plagued me for weeks.

Michigan's summer climate provides ideal growing conditions for many flowers and other plants we enjoy — and for a few poisonous, three-leafed plants we all could do without. Though the common phrase: ...

Gardeners and hikers beware: Poison ivy may look like an unassuming plant, but it's one you're going to want to be able to identify before you wind up with an uncomfortable rash. If you do come home ...