Planter Feet Diy . Spread the cooking oil on all of the interior surfaces with a paintbrush. Place pot riser molds on a flat surface with the opening facing up. Ceramic pots with feet Diy from paraligo.com These are beginner woodworking projects that will only take you a few hours to build and cost less than $50. And it definitely looks fancy enough to show off! If your planter is smaller, you might only need 3 planter feet, but for larger ones 4 pot feet should do the trick to keep them off of your patio or deck and keep those pill bugs.