Adults can generally carry up to 28.5 grams (about an ounce) of flower or 8 grams of concentrated cannabis.
While the TSA at California airports might not arrest you for legal amounts, they may still confiscate it, and it is strictly illegal to fly across state lines with cannabis. Upcoming Cannabis Events Event Name Date & Time Description Farmers Cup: 420 Edition May 30, 2026 @ 11:30 AM Four Points by Sheraton, San Diego A "People’s Choice" cannabis competition and festival. Humboldt Dispensary Tour Eureka, CA Guided tour of 5-6 dispensaries with expert budtenders. Expand map What's legal - Department of Cannabis Control california buy weed
Buying weed in California is legal for adults, but there are specific rules you must follow regarding where to buy, how much you can carry, and where you can use it. Adults can generally carry up to 28