Smart Pot, 15 Gallon, black fabric container potato and squash grower. Patented, soft sided and multi-purpose, Smart Pots are the original aeration container for growing plants. Each provides air root pruning, excellent drainage and release of excess heat in hot weather for superb, fibrous root systems. For growing vegetables, flowers, herbs and fruit. Lasts for years and can be left outside all year long without worrying about winter damage.