Oakland County, MI Cannabis Regulations: Home Cultivation (2026)
Key Facts
- Adult Plant Limit
- 12 plants per household (MCL 333.27955)
- Home Possession
- 10 oz max; >2.5 oz must be locked
- Visibility Rule
- Not visible from public place
- Enclosure
- Locks/security devices required
- Medical Caregiver
- 12 plants per patient, max 5 patients
- Minimum Age
- 21
Summary
Adults 21+ in Oakland County may cultivate up to 12 marihuana plants per household for personal use under Michigan MCL 333.27955, provided plants are not visible from public places and are kept in an enclosed area equipped with locks. Municipalities cannot ban personal home cultivation but can adopt reasonable regulations.
Notwithstanding any other law or provision of this act, and except as otherwise provided in section 4 of this act, the following acts by a person 21 years of age or older are not unlawful... (b) within the person's residence, possessing, storing, and processing not more than 10 ounces of marihuana and any marihuana produced by marihuana plants cultivated on the premises and cultivating not more than 12 marihuana plants for personal use, provided that no more than 12 marihuana plants are possessed, cultivated, or processed on the premises at once.
Full Breakdown
, legalized recreational marijuana statewide in December 2018 and is the controlling law for every household in Oakland County. 27954(i)). 27954(f)). This applies across every Oakland County city and township. Royal Oak, Troy, Farmington Hills, Pontiac, Birmingham, etc. The 12-plant limit is per residence, not per adult. Outdoor grows in fenced backyards are permitted only if the plants are not visible from the street or neighboring properties; Michigan winters make most Oakland County home grows indoor. '
Violations & Fines
Exceeding 12 plants or making plants visible from a public place is a civil infraction under MCL 333.27965: first violation fine up to $100 plus forfeiture; second offense up to $500. More than 24 plants becomes a misdemeanor. Excess plants/marihuana not in locked storage may also support a state nuisance action.
Frequently Asked Questions
Can my city ban home grows?
Do I need a permit?
Can I grow outdoors in my Royal Oak backyard?
Does the 12-plant limit reset per adult?
Sources & Official References
Other rules in Oakland County
Compare Oakland County to another location·View the Michigan cannabis regulations overview
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