"Caught between the fearful underground economy of yesterday and the optimistic, free-market opportunity of tomorrow..." Wow, Mintz, keep repeating those media scare tropes and you'll continue to alienate your readers. Generating a moral panic over black market MJ is reprehensible, but so is reinforcing one.

Peer-reviewed research has shown that black market MJ does not, in fact, involve organized crime (see Boyd & Carter, 2014; McCann 2014). Boyd and Carter went so far as to examine years of Crown Porsecutor files and RCMP case history files only to find that 5% of said cases revealed links to organized crime, and 6% were associated with firearms---barely higher than the national average of licensed firearm owners. 

But research HAS revealed that the "free-market opportunity of tomorrow" (Licensed Producers), is poisoning Canadian consumers of medical marijuana.
Aside from myclobutanil showing up (again) in LP products, LPs are permitted to use a wide range of chemical applications.