How's Pot Doing in Missouri?
Cannabis is 100% Legal in Missouri
Last reviewed: January 13, 2026
Is it legal for adults to possess cannabis in the state of Missouri?
YES
"Beginning December 8, 2022, consumers will be allowed to legally possess up to 3 ounces of marijuana." - health.mo.gov
Is it legal for adults to buy cannabis in a store in the state of Missouri?
YES
"Up to three (3) ounces may be purchased in a single transaction, and consumers may be in possession of up to three (3) ounces of marijuana at any time." - health.mo.gov
Is it legal for adults to grow cannabis in the state of Missouri?
YES
"Individuals at least twenty-one years of age may obtain a consumer personal cultivation card from the department to cultivate up to six (6) flowering marijuana plants, six (6) nonflowering plants under 14 inches tall or more, and six (6) non flowering plants under 14 inches tall in a single enclosed locked facility." - health.mo.gov
Is it legal for medical marijuana patients to possess cannabis in the state of Missouri?
YES
"As of December 8, 2022, all approved patient ID card holders will be allowed a standard allotment of six (6) ounces (or more based on physician recommendation) within a thirty (30) day period, with medical purchases at a four (4%) percent tax rate." - health.mo.gov
Is it legal for medical marijuana patients to buy cannabis in a store in the state of Missouri?
YES
"Legal sales of medical/adult use marijuana in Missouri are only allowed at a dispensary licensed by the Department of Health and Senior Services. As of December 8, 2022, all approved patient ID card holders will be allowed a standard allotment of six (6) ounces (or more based on physician recommendation) within a thirty (30) day period, with medical purchases at a four (4%) percent tax rate." - health.mo.gov
Is it legal for medical marijuana patients to grow cannabis in the state of Missouri?
YES
"Licensed patients authorized to cultivate, or licensed caregivers authorized to cultivate on their behalf may cultivate up to six (6) flowering marijuana plants, six (6) nonflowering marijuana plants (over fourteen (14) inches tall), and six (6) clones (plants under fourteen (14) inches tall) at any given time in a single, enclosed locked facility." - health.mo.gov