The Cannabis Grow Bible and The Cannabis Breeder's Bible are best-selling books by Greg Green. He was born and raised in Ireland, and he has studied the cannabis plant all around the world. He has become the foremost authority on cannabis gardening and cannabis plant breeding techniques thanks to his formal education in advanced botany and plant horticulture. The new version of his popular book, The Cannabis Grow Bible, is anxiously awaited by his legions of fans.