How's Pot Doing in Hawaii?
Cannabis is 80% Legal in Hawaii
Last reviewed: January 13, 2026
Is it legal for adults to possess cannabis in the state of Hawaii?
YES
"Legalize the possession of certain amounts of cannabis for individuals twenty-one years of age and over beginning January 1, 2026." - capitol.hawaii.gov
Is it legal for adults to buy cannabis in a store in the state of Hawaii?
NO
"Only registered patients and their caregivers may purchase medical cannabis from licensed dispensaries. Adult-use (recreational) cannabis sales are not legal in Hawaii." - health.hawaii.gov
Is it legal for adults to grow cannabis in the state of Hawaii?
NO
""Only qualifying patients and their designated primary caregivers may grow medical cannabis. Growing cannabis for recreational use is illegal and subject to criminal penalties."" - health.hawaii.gov
Is it legal for medical marijuana patients to possess cannabis in the state of Hawaii?
YES
"Adequate supply shall not exceed: ten cannabis plants, whether immature or mature, and four ounces of usable cannabis at any given time." - health.hawaii.gov
Is it legal for medical marijuana patients to buy cannabis in a store in the state of Hawaii?
YES
"Please use your previous 329 card at a dispensary until it expires. Your new 329 registration card will automatically activate once the previous one expires." - health.hawaii.gov
Is it legal for medical marijuana patients to grow cannabis in the state of Hawaii?
YES
""A qualifying patient or the qualifying patient’s primary caregiver may cultivate no more than ten cannabis plants at an address or property owned or controlled by the qualifying patient or caregiver, provided that the address or property has been registered with the department of health as the location where the cannabis will be cultivated."" - health.hawaii.gov