In LA, where the weather allows us to entertain outdoors all year round, our yards are an extension of our living room. You can take that literally with the Sprout Couch from the Readymade Magazine archives...

Composed of sod tiles and soil sculpted around a frame of stakes, wafer board and poultry netting, it's a cool, living and eco-friendly alternative to store-bought lawn furniture. Watch for grass stains though. Details via Readymade Magazine (Note: you may have to sign in to access website).