How Moldy is Missouri marijuana? Local Company’s Tests Stir Up Controversy

St. Louis Today by Jack Suntrup

St. Louis, MO – A St. Charles County microbiologist’s test results for mold in marijuana, which he has shared on social media, are drawing questions from cannabis consumers and legal threats from members of the state’s cannabis industry. Kirk Hartwein, owner of Missouri Mold LLC of O’Fallon, has posted dozens of close-up photos of petri dishes, many covered in mold colonies, to his Facebook page this year. But while a growing audience is taking stock of Hartwein’s findings, critics have questioned his results. Three legal cultivators featured on his page have sent Hartwein cease-and-desist letters in recent months. For full text, click here.