PVC Pipe Planter Disney world does this! Lowes sells the 4 to round PVC pipe with holes already drilled. Purchase an end cap, fill with rock, soil, and plant. I will often put these in the center of a very large pot to stabilize, and add amazing heigh
suitcase halves as shelves! i have not seen them used this way before (usually the suitcases are cut in half horizontally while closed--these are halved by removing the hinges, which keeps the structure intact).