This British author and long time hydro shop owner shares his wealth of knowledge in this new, and very lush, all colour volume. Not only does he know his way around a grow room full of plants, but he is also very well placed to know about all the equipment and gadgets available to aid the growing of bumper crops! Very comprehensive and user friendly. This book reveals the esoteric secrets that are practiced and used by the most experienced, seasoned and successful hydroponic cultivators. Author: Jeffrey Winterborne 256 pages, Softback.