Milk-Carton Pots Milk cartons used as molds create cube-shaped hypertufa vessels, each sized for a single succulent. The tint variations are achieved by mixing in masonry stains. Milk-Carton Pot How-To
I saw this idea in Better Homes & Gardens last summer and I've been buying succulents ever since. I hope I have enough to do two orbs for my front porch! Apparently all you have to do is submerse them in water once a month--I can handle that!