General Hydroponics PowerGrower Garden System 15 H x 15 W x 15 D in.The Hydroponic garden set up with the help of a Hydroponic system is a treat for the eyes. This General Hydroponics PowerGrower garden system is a must have for garden enthusiasts. The unique hexagonal shape of the PowerGrower enables growers to place units close together when plants are small, then separate them as the plants grow larger, thus leading to the set up of Hydroponic garden systems. The Hydroponic growing system comes in two forms,