Mr. Stacky Self Watering 3 Tier Stackable Garden Vertical Plastic Planter Set,  Hunter Green Smart, Simple, & Efficient - Plant. Stack. Grow Innovative & Attractive Design With The Gardener In Mind - Gardening Made Easy - You Just Need To Water The Top Pot To Maintain 12 Plants (3) Mr Stacky Planters & Drip Tray; 12"x12"x18"; Soil Volume 14 Quarts Imagine strawberries in the patio or 12 herbs garden on the kitchen counter Made in the USA - Ideal Gifts Too - Save Water. Save Space. Grow More.