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Illinois Statewide Rule

Illinois Cannabis Home Cultivation Limited to Medical Patients

Some RestrictionsApplies statewide across Illinois (2026)

Key Facts

Statute
410 ILCS 705/10-5
Recreational grow
Prohibited
Medical patient cap
5 plants
Location
Enclosed, locked space
Age requirement
21 or older
Last verified: August 21, 2026Source: Illinois General Assembly

Summary

Illinois law permits home cannabis cultivation only by registered medical patients, capped at five plants per household, and preempts local bans or expansions of recreational home grow.

(b) Cultivating cannabis for personal use is subject to the following limitations: (1) An Illinois resident 21 years of age or older who is a registered qualifying patient under the Compassionate Use of Medical Cannabis Program Act may cultivate cannabis plants, with a limit of 5 plants that are more than 5 inches tall, per household without a cultivation center or craft grower license. In this Section, "resident" means a person who has been domiciled in the State of Illinois for a period of 30 days before cultivation.

Source: Illinois General AssemblyView official code

Full Breakdown

Under the Cannabis Regulation and Tax Act (410 ILCS 705/), recreational adult-use cultivation at home is prohibited. Only registered medical cannabis patients aged 21 or older may cultivate up to five plants in an enclosed, locked space at their primary residence per 410 ILCS 705/10-5. Plants must not be visible from public view. Municipalities cannot authorize recreational home cultivation, nor can they ban medical patient cultivation, since the state law sets the exclusive framework statewide.

Violations & Penalties

Recreational adult-use home cultivation, growing more than five plants, cultivating without medical patient registration, or visible outdoor cannabis plants.

Frequently Asked Questions

Can I grow cannabis at home in Illinois?
Only registered medical cannabis patients aged 21 and over may grow up to five plants at home. Recreational adult-use home cultivation remains illegal under 410 ILCS 705/10-5 statewide.
What are the penalties for unauthorized home cultivation in Illinois?
Growing up to five plants without medical registration is a civil violation with a $200 fine. Cultivating more than five plants is a misdemeanor or felony depending on quantity and intent.
Can my city ban medical cannabis home cultivation?
No. The Cannabis Regulation and Tax Act preempts municipal bans on medical patient home cultivation. Localities may regulate dispensaries but cannot prohibit lawful in-home patient cultivation.

Sources

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