The event, held at Michigan Auto City Speedway, will feature competitions between growers to find Michigan's best strain. The event will also feature contests for edibles and pipes.
While attendees don't need a medical marijuana card to attend, samples are available to cardholders. Seminars, vendors, artists booths, clothes, and other paraphernalia are available for all.
The Cannabis Cup will also make stops in Los Angeles, San Francisco, Seattle, and Amsterdam.