...it’s a hobby in Mexico...
MEXICO’S HEROIN BUSINESS
MEXICO AMERICA’S BIGGEST SUPPLIER OF HEROIN, more than 64,000 overdose deaths in 2016, mostly from heroin or other opioids.
https://www.npr.org/sections/parallels/2018/01/14/571184153/on-the-hunt-for-poppies-in-mexico-americas-biggest-heroin-supplier