Not Happy with your current results? Then let Mr.Green help you Increase the Quality and Amount of Bud in your Grow Rooms. His experience began in 1990 under Supervision of University Professors who had developed the Hydroponic Marijuana Nutrient Formula we use today. Over the years he discovered more ways to improve the methods he learned... As a result he wrote a book in 2010 called "Marijuana Mass Production Made Easy" which contains Instructions and Blueprints of his basement (Cover Photo) which produced 200 lbs a year. Then in 2015 he wrote a book called "Medical Marijuana Made Easy" whic...