3 piece vertical hanging garden system expands planting options where deck space is limited. Hang from a deck railing or fence and plant herbs, vegetables, fruits, or flowers. Built-in self-watering grids create water reservoirs that help reduce the frequency of watering while keeping your plants healthier. 2 side holes provide easy, mess-free watering. Snap-fit stainless steel fasteners offer strength and all-weather durability.