Winterthur Museum 2nd Annual Perennial & Tree Sale Written by kzentner on May 17, 2013 Loading Map.... Winterthur Museum5105 Kennett Pike (Route 52) - WinterthurDetails 39.80572470000001 -75.60103320000002 Date/Time Date(s) - 05/17/2013 - 05/19/20139:00 am - 4:00 pm Location Winterthur Museum Category(ies) spring fundraiser