We discovered a rare infestation of a part of our lawn. It is little known, and occurs in manicured lawns managed by a lawn service. It's named Eriopeltis festucae, and you get these tiny cotton ball cocoons that have bugs inside. No one knows how to get rid of them, or how they arrive. U of MN has encountered two infestation in the past, according to Iowa State University: https://hortnews.extension.iastate.edu/2017/08/cottony-grass-scale-%E2%80%93-interesting-and-rare Also, more info: https://hortnews.extension.iastate.edu/2017/08/cottony-grass-scale-%E2%80%93-interesting-and-rare We thought you need to know about this. We don't know how to kill these bugs before they spread. See photos