Our Root 66 store in St. Peters was one of the first medical marijuana dispensaries to open to patients in St. Charles County. The City of St. Peters is a great place to live, work, play and visit, offering affordable, quality living with top-notch amenities and services. Money Magazine has recognized St. Peters multiple times as a Top 100 Best Places to Live in America. Root 66 is proud to join the St. Peters community and offer local patients a wide variety of cannabis products including: cannabis flower, vapes, concentrates, edibles, beverages and more! We pride ourselves on our commitment to the community of St. Peters, to offer the best experience and widest selection in town.