Introduction Hemp and cannabis both originate from the same species of plant, and that is the cannabis species. Hemp is harvested from a subspecies of cannabis. The main difference between hemp and cannabis is that unlike cannabis, hemp does not possess any psychoactive traits. This means that if one takes hemp seeds, they do not stand any chance of getting high. In addition to this, cannabis plants contain varying amounts of THC while hemp contains absolutely no THC. Let us look at these ...