Exterior, House Building Type, Wood Siding Material, and Green Roof Material Architect Will Winkelman and landscape architect Todd Richardson collaborated with a client, JT Bullitt, to design a house that blends into its surroundings in Steuben, Maine. The green roof gives the impression that “the ground just jumped onto the roof,” Richardson says.  Photo 1 of 7 in An Artist Builds a Wooden Home That Lets Nature Be the Boss