where does thc come from
THC comes from the marijuana plant also known as cannabis sativa. Tetrahydrocannabinol, or THC is the active ingredient in the marijuana plant and the primary ingredient responsible for producing the euphoric effects of the drug.THC resembles a crystaline that forms on the outside of the buds of the marijuana plant.HC is the active substance in marijuana. The effects of THC vary from one user to the next but generally include sedation and relaxation. As the THC enters the bloodstream the user will feel the effects of the drug which can last up to 3 hours following the initial onset of effects.