In McMinnville, cannabis consumption is legal for folks over the age of 21. However, while many communities in Oregon have embraced it legalization, the growth, sales, and consumption of cannabis remains a federal offense. There are plenty of dispensaries in McMinnville that are ready to welcome you, but be sure to educate yourself on consumption regulations here. McMinnville Visitors Can: Buy cannabis. Limited amounts of recreational cannabis are available for purchase at state licensed recreational marijuana retailers. Consume cannabis on private property and away from public view. Possess up to an ounce of cannabis on their person. Share, give away and receive cannabis (as long as all parties are over 21). McMinnville Visitors Cannot Smoke cannabis or consume cannabis edibles in a public place or in public view. Smoke cannabis in most hotel rooms (check with individual hotels for their policies). Drive or bike under the influence of cannabis. Transport cannabis across state lines or on waterways.