CannaCon Midwest St. Louis is a premier B2B cannabis industry expo taking place on August 28–29, 2026, at America’s Center in St. Louis, Missouri. The event brings together cannabis professionals, cultivators, retailers, manufacturers, investors, and service providers for networking, educational seminars, and the latest industry innovations. Attendees can explore new products, gain valuable business insights, and connect with industry leaders shaping the future of cannabis.