Acadia Arm Chair 7-Piece Farmhouse Dining Set in GreenThe Martha Stewart by POLYWOOD Acadia Arm Chair 7 Piece Farmhouse Dining Set celebrates a return to the forms of Craftsman furniture, defined by strong vertical lines that lend a subtle sense of grandeur. Decorative details on the chairs emulate traditional woodworking joinery. This all weather collection was inspired by pieces at Martha Stewart's residence in Maine, a bucolic beauty built in the 1920s.