This has to be Bullshit! Smoking a joint is the same as leaving a 100-watt light bulb on for 17 hours, according to his calculations. A kilo of pot is supposedly the same as driving across the country five times in a car getting 44 miles per gallon...
Hi i was wondering if you can over ventilate your grow space? I have an exhaust fan that i think may be too strong. Can over ventilating dry out your plants?