From seedling or clone to harvest, this book contains the latest knowledge, tools, and methods to grow great marijuana ‚Äì both indoors and outdoors. 

Marijuana Grower’s Handbook is the official course book at Oaksterdam University

Ed Rosenthal is a leading cannabis horticulture authority, author, educator, social activist, and legalization pioneer.  One of the co-founders of High Times Magazine, Ed writes the much loved and long-running cannabis column, ‚ÄúAsk Ed.‚Äù The column continues to be published internationally. 
“Ed Rosenthal’s Marijuana Grower’s Handbook”, has become the definitive marijuana cultivation resource, inspiring millions to learn the best marijuana cultivation techniques.