Don't miss this much anticipated yearly event. The 22nd Annual Southwest Ohio Perennial School will be held on Thursday, April 14, 2016 from 8:00 a.m. to 4:00 p.m. at the OSU Extension Office in Clermont County. The office is located on the Clermont County Fair Grounds 1000 Locust St., in Owensville, Ohio. There will be speakers, vendors, educational displays, and more. To register, click here for information.