Hawaii Cannabis Laws

(HI)
Medical OnlyUpdated December 6, 2025

Hawaii has had medical cannabis since 2000. Patients can possess 4 oz and grow 10 plants.

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Key Statistics

Medical Only
Legal Status
4 oz
Possession Limit

Quick Facts

Recreational

Not Legal

Medical

Legal

Medical Cannabis Program

Possession Limit

4 oz

Home Cultivation

10 plants per patient (7 immature, 3 mature)

Qualifying Conditions

Cancer, glaucoma, HIV/AIDS, PTSD, epilepsy, MS, Crohn's, rheumatoid arthritis, chronic pain, and others

How to Apply

Get certification from licensed physician, register with Hawaii Department of Health

Need help getting your medical card? Check out our complete guide to getting a medical marijuana card.

Penalties & Enforcement

Under 3g decriminalized ($130 fine). Over 3g: Criminal penalties

Federal vs. Hawaii Law

Important: Cannabis remains a Schedule I controlled substance under federal law, regardless of state legalization.

Federal Law

Illegal (Schedule I)

All cannabis possession, sale, and cultivation is prohibited

Hawaii Law

Medical Legal

Registered patients can access medical cannabis

What this means: While Hawaii has legalized cannabis at the state level, federal agencies can still enforce federal law. This affects banking, interstate commerce, federal employment, and travel across state lines or through federal lands.

Hawaii Cannabis Law FAQ

Yes, Hawaii has had medical marijuana since 2000, making it one of the earliest states to legalize.

Official Resources

For the most up-to-date and authoritative information, visit the official state resource:

Hawaii Official Cannabis Website

Sources

Hawaii (HI)

Quick Reference Card

Medical Only
Recreational

Not Legal

Medical

Legal

Possession Limit

4 oz

Last verified: December 6, 2025cannabislaw.munchmakers.com
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