Whether you’re walking the loops at Renaissance Park, letting the kids play at Marion Diehl Park, or enjoying a peaceful stretch of the Little Sugar Creek Greenway, Southwest Charlotte offers plenty of places to spend time outdoors. But thick brush and wooded areas can also hide poison ivy, oak, and sumac. When urushiol, the oil these plants produce, touches your skin, it can trigger an itchy, uncomfortable rash that sometimes requires medical attention. What ...