How-To Hydroponics

This completely revised, 4th edition of How-To hydroponics by Keith Roberto, covers hydroponic gardening in great detail and includes hydroponics plans for building state of the art hydroponics systems from scratch. The paperback features crisp black and white photos and illustrations and has helped thousands get started with hydroponics. Since the first edition was printed over 10 yrs ago, How-To hydroponics has been a perennial best seller.