You can use pesticides on cannabis plants if they meet guidelines set by the Department of Pesticide Regulation (DPR). DPR has resources about:
CDFW and Water Board rules prevent:
If you want to grow cannabis and sell it in California, you will need a cultivation license. The type of cultivation license you need depends on:
CDFW has profiles of cannabis cultivators who use best practices and tips for managing your cultivation site in a wildlife-friendly way.
State license issuance began in 2018, but data isn’t available for that initial year because they were issued as temporary licenses. Data sets begin in 2019, when 12-month annual and provisional licenses began to be issued, using the online licensing systems. Licenses remain active for one year, at which point they can be renewed for an additional 12 months. This list displays counts of when the licenses were first issued, but not each time one was renewed.
Illegal plants seized in California by year
Recreational cannabis sales began in January 2018, and while many have played by the rules, the illegal growth and sale of the plant continues to undermine those following the rules.
Since its establishment in 1983, the Campaign Against Marijuana Planting has had more than 110 law enforcement agencies involved, making it one of the largest law enforcement task forces in the U.S.
Most medicinal marijuana recommendations are made by doctors who specialize in evaluating patients for recommendation, rather than the patients’ usual physician. The recommending doctor should review patients’ existing medical records before making a recommendation, including reviewing any other medications the patients are already using.
Many cities and counties prohibit or regulate dispensaries and the cultivation of marijuana. Any county or city may have its own unique ordinances. Most are available on the internet.
Marijuana use, possession, and distribution is illegal under federal law. 21 U.S.C. § 801 et seq. There is no exception or special treatment for medical use, and California law cannot override federal law.
California led the nation in legalizing medicinal marijuana. Under California law, patients who meet certain requirements can obtain and use marijuana legally with a doctor’s recommendation. Recreational use has also recently been legalized in California, but all marijuana use remains illegal under federal law. If you’re thinking about using medicinal marijuana, here’s what you need to know.
How do patients acquire marijuana, and how much can they possess?
California, local, and federal laws on medical marijuana
Doctors do not “prescribe” marijuana. Federal law specifically prohibits prescription of Schedule I drugs, including marijuana. Instead, doctors can “recommend” marijuana for appropriate conditions. Patients who are living with “cancer, anorexia, AIDS, chronic pain, spasticity, glaucoma, arthritis, migraine, or any other illness for which marijuana provides relief” are mentioned in Prop. 215. Physicians have recommended marijuana for numerous other conditions, including insomnia, depression, anxiety, PTSD, and many more.
Senate Bill 420 (2003) authorizes individual patients (and their caregivers) to possess up to six mature or 12 immature plants and eight ounces of dried cannabis. Patients can grow their own marijuana, or purchase it from licensed dispensaries. It is not legal to sell without a license.