What is the difference between Hemp and Marijuana? Hemp and Marijuana are just some of the many names given to the Cannabis plant. They are both Cannabis. It is considered Marijuana when it has high levels of THC which is the psychoactive compound widely used precisely for its psychoactive efect.
It is considered Hemp when the THC is less than .3%. Hemp usually has a higher content of CBD which is another of its powerful compounds but has no psychoactive effect. Hemp has many other industrial and health benefits not related to recreational uses. Now you know.