When it comes to history, few plants touch as many eras as marijuana. With ties to ancient sailing, colonial America, World War II textiles, groovy headbands, jazz, reefer madness, international drug cartels, epilepsy treatments and pain alleviation (to name a few), just saying the word “marijuana” is likely to spark an argument. But due to recent law changes, the use of marijuana in the United States isn’t as taboo as it used to be.