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Pima County, AZ Cannabis Regulations: Home Cultivation (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified September 2026

Key Facts

Plants Per Person
6 maximum
Plants Per Household
12 maximum
Age Requirement
21 and older
Enclosure
Locked, not publicly visible
Authority
ARS 36-2852 (Prop 207)

Summary

Arizona Proposition 207 (Smart and Safe Arizona Act, 2020) allows adults 21 and older to cultivate up to 6 cannabis plants per person and 12 per household. Plants must be in an enclosed, locked space not visible from public areas. Pima County does not impose additional restrictions beyond state law for unincorporated areas.

City-specific rules exist: Marana, Tucson, and Oro Valley have their own home cultivation rules that differ from Pima County's county-level regulations. If you live in one of those cities, check the city-specific page instead.

2. Possessing, transporting, cultivating or processing not more than six marijuana plants for personal use at the individual's primary residence, and possessing, processing and manufacturing by manual or mechanical means, including sieving or ice water separation but excluding chemical extraction or chemical synthesis, the marijuana produced by the plants on the premises where the marijuana plants were grown if all of the following apply:

(a) Not more than twelve plants are produced at a single residence where two or more individuals who are at least twenty-one years of age reside at one time.

(b) Cultivation takes place within a closet, room, greenhouse or other enclosed area on the grounds of the residence equipped with a lock or other security device that prevents access by minors.

(c) Cultivation takes place in an area where the marijuana plants are not visible from public view without using binoculars, aircraft or other optical aids.

3. Transferring one ounce or less of marijuana, of which not more than five grams may be in the form of marijuana concentrate, to an individual who is at least twenty-one years of age if the transfer is without remuneration and is not advertised or promoted to the public.

4. Transferring up to six marijuana plants to an individual who is at least twenty-one years of age if the transfer is without remuneration and is not advertised or promoted to the public.

Source: ARS 36-2852 — Personal Use of MarijuanaView official code

Full Breakdown

Under ARS 36-2852 (enacted by Proposition 207 in November 2020), adults 21 and older may cultivate up to 6 marijuana plants per person, with a maximum of 12 plants per household regardless of the number of adults. All cultivation must occur in an enclosed area equipped with a lock or security device that prevents access by minors. Plants may not be visible from a public place without the use of binoculars, aircraft, or other optical aids. Pima County has not adopted additional local restrictions on home cultivation in unincorporated areas beyond the state framework. However, outdoor grows visible to neighbors or from public roads may trigger nuisance complaints handled by the Pima County Sheriff. Odor complaints are generally not actionable under state preemption. Cultivators may not sell homegrown cannabis -- personal use only. Medical marijuana patients under AMMA (Arizona Medical Marijuana Act) may also cultivate if they live more than 25 miles from a licensed dispensary.

Violations & Fines

Exceeding 6 plants per person or 12 per household is a petty offense for the first violation (civil penalty up to $300) under ARS 36-2853. Growing in an area accessible to minors or visible from public spaces may result in criminal charges. Sale of homegrown cannabis remains a felony under Arizona law.

Frequently Asked Questions

How many cannabis plants can I grow in Pima County?
Under Arizona Proposition 207 (ARS 36-2852), adults 21 and older may grow up to 6 plants per person with a maximum of 12 per household. Pima County does not impose additional plant limits beyond state law.
Can I grow cannabis outdoors in Pima County?
Plants must be in an enclosed area with a lock or security device and cannot be visible from public places. An outdoor grow in a locked, fenced area with privacy screening may comply, but visibility from roads or neighboring properties could trigger enforcement.
Does Pima County restrict home cannabis cultivation beyond state law?
No. Pima County has not adopted additional local restrictions on home cultivation in unincorporated areas. State law under Proposition 207 governs plant counts, enclosure requirements, and age restrictions.

Sources & Official References

Other rules in Pima County

All Pima County rules

Compare Pima County to another location·View the Arizona cannabis regulations overview

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