Growing ganja under heavy sodium lights sucks up a lot of fossil fuel energy . LED technology has come a long way and in a post prohibition SA it should be compulsory to use LED’s on your plants. Less energy, less heat, less evaporation…..
“According to a peer-reviewed paper published in the journal Energy Policy, the carbon footprint of a single gram of cannabis grown in a closet-sized hydroponics unit is “the same as driving seventeen miles in a Honda Civic” “.

Growing Greener Grass | VICE United States
www.vice.com
As marijuana cultivation outgrows its black market roots, the industry, consumers, scientists, regulators, and environmentalists have begun working together toward a more sustainable future. …read more