McKinney, TX Cannabis Regulations: Home Cultivation (2026)
Key Facts
- State Law
- TX H&S §481.121
- Cultivation
- Illegal any amount
- CUP Patients
- Cannot grow
- Felony
- State jail minimum
- Local Rule
- None (state preempts)
Summary
Home cannabis cultivation is illegal in McKinney under Texas state law. TX Health and Safety Code §481.121 classifies marijuana possession as a criminal offense regardless of quantity or purpose.
Sec. 481.121. OFFENSE: POSSESSION OF MARIHUANA. (a) Except as authorized by this chapter, a person commits an offense if the person knowingly or intentionally possesses a usable quantity of marihuana. (b) An offense under Subsection (a) is: (1) a Class B misdemeanor if the amount of marihuana possessed is two ounces or less; (2) a Class A misdemeanor if the amount of marihuana possessed is four ounces or less but more than two ounces; (3) a state jail felony if the amount of marihuana possessed is five pounds or less but more than four ounces.
Full Breakdown
Texas has not legalized recreational or medical marijuana home cultivation. The Compassionate Use Program (CUP) provides only low-THC cannabis through licensed dispensaries for specific medical conditions; patients cannot grow their own. Any home cultivation exposes residents to state felony charges. Local McKinney Police cooperate with Collin County DA on prosecutions.
Violations & Fines
Under 2 oz: Class B misdemeanor up to 180 days jail, 2,000 dollar fine. Cultivation any amount: state jail felony minimum.
Frequently Asked Questions
Can I grow cannabis at home in McKinney?
Sources & Official References
Other rules in McKinney
Texas rules heatmap·Compare McKinney to another location·View the Texas cannabis regulations overview
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Home Cultivation in Nearby Cities
How other cities in Collin County handle home cultivation.