history of marijuana

marijuana books

The history of marijuana cultivation changed forever with the introduction of HID lights. Growers started using High Pressure Sodium and Metal Halide lamps in the late 1970s to cultivate marijuana indoors. Today millions of indoor marijuana growers use HIDs.

The history of marijuana cultivation is fascinating

www.marijuanagrowing.com
Marijuana Horticulture: The Indoor/Outdoor Medical Grower's Bible
Media / Articles

Jorge Cervantes is the author of more than 25 marijuana grow books in 7 languages. He writes for more than 20 cannabis magazines in 7 languages. Jorge attends/speaks at more than 6 cannabis fairs every year. For more information, click here!

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