EASTON, Pa. – A popular business is blooming with a new retail space – filled with lush pothos, philodendron and other popular houseplants – in Northampton County. Houseplanted, a business offering houseplants, plant care and plant-related design services, will hold a grand opening of its first brick-and-mortar store at 10 a.m. Saturday, Sept. 28, at 428-430 Northampton St. in downtown Easton, owner Alyssa Higgins said.