Thailand has made a dramatic shift in its cannabis policy, moving from strict prohibition to partial decriminalization—igniting a billion-dollar industry. The legal ambiguity has sparked celebration among cannabis enthusiasts. Cannabis has long played a role in traditional Thai medicine, but in the 1970s, Thailand aligned with the U.S.-led 'war on drugs,' classifying cannabis as a narcotic and imposing harsh penalties. That changed in June 2022, when the government removed cannabis from the narcotics list, effectively decriminalizing its sale and personal use. As Australia revisits its own cannabis laws, Southeast Asia correspondent Mazoe Ford travels across Thailand to meet a new wave of ‘ganja-preneurs’ seizing the opportunities of this booming green economy.