This is a great gardening tip from Thomas Rainer: "The Best Planting Tip I Ever Received" - "A significant portion of plants that don't live are because they are too root bound and can't absorb water...read more
Vertical Succulent Garden by floragrubb: 20 x 20" panels with 45 slanted cells to support planats and soil when mounted vertically. The unit in the picture is made of 6 panels, each $79. Now, if I could only figure out how to make the panels myself..