Historic New England will hold its annual Hosta and Perennial Sale at the Lyman Estate Greenhouses, 185 Lyman Street in Waltham, on Friday, Saturday, and Sunday, June 1 – 3, from 9:30 am – 4 pm. Admission is free. For more information visit http://shop.historicnewengland.org/GRE-HOSTASALE-1-10167/