Is It Legal to Grow Your Own Weed in Arizona?

Adults 21 and older can legally grow marijuana at home in Arizona. Proposition 207, passed by voters in November 2020, allows up to six plants per adult with a cap of twelve plants per household, provided the plants are kept in a locked, enclosed space at your primary residence and out of public view.¹ Break those rules and the consequences range from a small civil fine to a felony, depending on what you got wrong.

How Many Plants You Can Grow

If you’re the only adult 21 or older in the home, six plants is your limit. If two or more adults 21 or older live together, the household total is twelve plants, not twelve per person.¹ This is the point people misread most often. Three roommates who are all over 21 don’t get eighteen plants between them. They share the same twelve-plant cap.

Going over the plant count knocks you out of Proposition 207’s protections entirely and opens you up to charges under Arizona’s general drug statutes, which treat marijuana production as a felony.

Where the Plants Have to Be

The plants must be at your primary residence. A vacation home, storage unit, or a friend’s place doesn’t qualify.¹

They also have to be in an enclosed area equipped with a lock or security device that prevents access by minors. A closet with a keyed doorknob, a spare room, or a locking greenhouse all meet the standard. The statute is built around keeping children out, so anything short of that fails.¹

Your plants cannot be visible from a public place without the use of binoculars, aircraft, or other magnification. A plant on an open porch, in an unfenced front yard, or on a balcony visible from the sidewalk violates the rule. If a neighbor would need binoculars from the street to spot it, you’re fine.¹

What You Can Do With What You Grow

Once your plants produce usable marijuana, you can carry up to one ounce at a time, with no more than five grams of that in concentrate form. Whatever you harvest can stay on the same property where it was grown, even if the total exceeds one ounce, as long as it doesn’t leave the residence.¹

You can give marijuana to another adult who is at least 21. The gift is capped at one ounce (or five grams of concentrate), and you can also give up to six plants. The transfer has to be free of charge and cannot be advertised or promoted.¹ Selling any amount without a state license is illegal, and dressing a sale up as a “gift” for a “donation” won’t hold up.

You can process your harvest with manual or mechanical methods like sieving or ice water separation. Chemical extraction and chemical synthesis are off-limits, which rules out making butane hash oil or similar solvent-based concentrates at home.¹

Where You Can Consume It

Legal cultivation doesn’t include legal public use. Smoking marijuana in a public place or open space is a petty offense.² Consumption belongs inside your home or another private property where the owner is fine with it. Sidewalks, parks, and parking lots are not.

Medical Marijuana Patients Have Different Rules

If you hold a valid medical marijuana card, you’re operating under the Arizona Medical Marijuana Act rather than Proposition 207. Medical patients can grow up to twelve plants for personal use, but only if no licensed dispensary operates within twenty-five miles of their home and their registry card specifically authorizes cultivation.³ The plants have to be kept in an enclosed, locked facility defined as a closet, room, greenhouse, or other enclosed area with locks that allow access only by the cardholder.⁴

A cardholder who lives within twenty-five miles of a dispensary doesn’t qualify for cultivation under the medical program but can still grow under the recreational rules if they meet the 21-and-older requirement.

Landlords, HOAs, and Employers Can Still Say No

State law legalizes home cultivation. It does not override private agreements. Your landlord can prohibit growing in your lease, and a homeowners’ association can ban it in the covenants. Those private restrictions are enforceable. Check your lease or HOA rules before setting anything up.

Employers get the same latitude. The Smart and Safe Arizona Act includes no employment protections for recreational users. Your employer can maintain a drug-free workplace, test you for marijuana, and act on a positive result even if you only consume at home.⁵

Medical cardholders get more room. Under the Arizona Medical Marijuana Act, employers cannot fire or refuse to hire someone solely for holding a card, and a positive test for marijuana metabolites doesn’t automatically count as impairment. Employers can still prohibit on-the-job use and can act if an employee is actually impaired at work or holds a safety-sensitive position.⁶

Federal Law Has Not Changed

Marijuana remains a Schedule I controlled substance under federal law, in the same category as heroin and LSD.⁷ Federal authorities have largely not pursued small personal grows in states where cultivation is legal, but the conflict isn’t resolved. Federal consequences most often surface in specific situations: federally subsidized housing, a federal security clearance, firearm ownership (federal law bars gun possession by unlawful drug users, and federal law still treats all marijuana use as unlawful), or work for a federal agency or contractor.

Penalties for Breaking the Rules

Arizona’s penalty structure scales sharply with what you did wrong.

Cultivation Violations

Growing plants that are visible from public view or outside a locked, enclosed space is a petty offense for a first violation and a Class 3 misdemeanor for any repeat.² Exceeding the plant count pushes you out of Proposition 207 entirely and exposes you to felony charges under Arizona’s general drug statutes.

Possession Violations

Carrying more than one ounce but no more than 2.5 ounces (with no more than 12.5 grams of concentrate) is a petty offense, with a maximum fine of $300. Possessing more than 2.5 ounces away from the grow premises falls outside Proposition 207’s protections and can lead to criminal charges.²

Public Consumption

Smoking in a public place or open space is a petty offense.²

Underage Possession

For someone under 21, possessing up to one ounce carries escalating consequences:

First offense: a civil penalty of up to $100, with possible court-ordered drug education of up to four hours.
Second offense: a petty offense, with possible court-ordered drug education of up to eight hours.
Third or subsequent offense: a Class 1 misdemeanor.²

Drug education is at the court’s discretion, not automatic.

Selling Without a License

Selling home-grown marijuana without a state license strips away all Proposition 207 protections and opens the door to felony drug-sale charges under Arizona’s criminal code. Severity depends on the amount, and even small-quantity sales can carry prison time.

1
Arizona Legislature. Arizona Revised Statutes Title 36-2852 – Allowable Possession and Personal Use of Marijuana, Marijuana Products and Marijuana Paraphernalia
2
Arizona Legislature. Arizona Revised Statutes Title 36-2853 – Violations, Classification, Civil Penalty, Additional Fine, Enforcement
3
Arizona Legislature. Arizona Revised Statutes 36-2804.02 – Registration of Qualifying Patients and Designated Caregivers
4
Arizona Legislature. Arizona Revised Statutes 36-2801 – Definitions
5
Arizona Judicial Branch. Arizona Proposition 207 Marijuana Legalization Initiative
6
Arizona Legislature. Arizona Revised Statutes 36-2814 – Acts Not Required, Acts Not Prohibited
7
Office of the Law Revision Counsel. 21 USC 812 – Schedules of Controlled Substances