California Marijuana Laws Articles - FAQs California Marijuana Laws: Is Marijuana Legal in California? California Marijuana Rehab and Treatment Centers California Medical Marijuana Laws Can a marijuana possession conviction in California affect my auto insurance? Can I be charged with possession of marijuana in California if Im a passenger in someones car and marijuana is found? What does possession mean under Californias marijuana laws? How many marijuana cigarettes (joints) can be made from 1 ounce or 28.5 grams of marijuana? I was arrested for possession of marijuana or marijuana related charges in California. What can I do? In California, for what conditions is medicinal marijuana commonly prescribed? Where can I find information on medical marijuana laws in California?