I love moss and I've been trying to use more and more of it--it has the charm of creeping thyme, sort of an enchanted forest feel about it, and is, according to a recent New York Times article Moss Makes a Lush, No-Care Lawn , moss is very good for growing in bad conditions and takes a fraction of the rainwater that lawns need. Visit Moss Acres

A moss lawn could be a stunning look for a shady backyard, with no mowing and no fertilizer. I've mixed moss with tiny hinoki cypress for window boxes, image a landscape with these colors.