Regardless of age, you must provide a (such as a driver's license or passport) at the time of purchase to verify your age. What's legal - Department of Cannabis Control
In many U.S. states with medical programs, patients can typically purchase marijuana at 18 with a valid medical recommendation.
Minors can often access medical marijuana if they have a qualifying condition, but they cannot enter a dispensary themselves. A parent or legal guardian must register as a caregiver (usually age 21+) to purchase it on their behalf. Requirements for All Purchases