Marijuana is annual crops . The trunk tall about 2-5 meters and When fully grown cotyledons split into 2-5 jagged edge . Nowaday in Thailand Marijuana is Narcotic and illegitimate but some country Marijuana is legitimate and traded widely U.S.A. and Cannada. . Humans have studies and research on the effects of using Marijuana for a long time. It makes us interested on the use of medical cannabis. It can be used to treat the disease, but using marijuana overdose can damage the body. It causes the decline of the body and the detrimental to many diseases.