Urban Gardener: A Sliver of a Greenhouse for a Small Space - Gardenista
Above: A Swallow Finch Lean-To Greenhouse has two pop-up ventilation windows, a slatted shelf for work or display, and a sturdy gutter that will extend the life of the redwood pine framing. The trellis is a nice touch—plant ivy or twining clematis to disguise an exterior wall.