Cannabis
annual plant that has a growth period of April – September in outdoor cultivation. Indoor cultivation (hydroponic or soil) is grown on a continuous basis. [...] Cannabis belongs in the family Cannabaceae and may include three species, C. sativa , C. indica , and C. ruderalis , (APG II system) or one variable species [...] species. Medical cannabis (or medical marijuana) refers to the use of cannabis and its constituent cannabinoids, to treat disease or improve symptoms.