1. Indica, Sativa, THC
(How to grow marijuana/Basic Concepts)

... more resistant, or to let them flower according to their age (rather  than the number of hours of dark that they receive, like every other cannabis plant). THC and other cannabinoids THC is the ...

2. Growing Cannabis
(How to grow marijuana/Basic Concepts)

... by accelerating their growth. For this reason, when growing indoors we give 18 hours of light and 6 of dark. For nutrition in this stage it's common for the plant to require a greater amount of n...