Hemp vs Marijuana Why is hemp not the same as cannabis? Are Hemp and Marijuana exactly the same? Quick response: These are typically two types of the cannabis plant which are utilized really differently. Deconstructing the controversy that is biggest of hemp that caused that it is prohibited for 80 years Hemp is significantly diffent from cannabis in its function, application and cultivation. However these distinctions didn’t stop our political leaders from getting confused and unintentionally grouping all kinds of cannabis as being a Schedule we Drug and banning it in 1970 underneath the Controlled Substances Act.