mass laws on growing weed

You cannot send marijuana by mail—even to states and countries where marijuana use is legal.

You cannot send medical marijuana by mail—even to states and countries where marijuana or medical marijuana use is legal.

The colocated regulations, 935 CMR 502.000, were repealed and incorporated into the adult- and medical-use regulations.

Just like alcohol, it’s illegal to have an open container of any form of marijuana in the passenger area of a car. An individual may receive a civil penalty of up to $500 for having an open container of marijuana in the passenger area of a vehicle while on the road or at a place where the public has access. Store marijuana in a closed container and place in your trunk or a locked glove compartment.

Keep marijuana in a closed container while on the road.

You’ll need a government-issued ID to buy from a Marijuana Retailer in Massachusetts.

Qualifying Patients over 18 years of age must be approved by a physician and certified by the state before being legally allowed to possess up to a 60-day supply of marijuana. Learn more

Employers, landlords, cities, and towns may have their own policies governing the use of marijuana.

Hardship Cultivation Registration

Massachusetts law allows you to grow up to six cannabis plants in your home for personal use, or up to 12 plants for two or more adults. You may also apply for a Hardship Cultivation, which allows Registered Qualifying Patients to grow enough marijuana to yield a 60-day supply for personal medical use.

You cannot use cannabis in any form—including smoking, vaping, or eating—in public places or on federal land.

When making edibles at home, such as cannabis-infused beverages or baked goods, it can be challenging to distribute cannabis evenly throughout a product. This can make it difficult to control potency and dosage of the edible.

Cannabis Oil Extraction

Lower Risk of Electrical Fires

Keep Kids and Pets Safe

Responsible Home Cultivation

When making concentrates, extracting cannabis oil with flammable materials, such as propane and butane, is illegal. These materials release vapors that can easily trigger explosions. Consider alternative extraction methods.

Growing cannabis plants indoors often requires high-powered lamps, temperature controls, and expanded levels of ventilation which can overload electrical circuits and cause fires. To lower your risk of electrical fires, consult a licensed electrician to ensure you are following all relevant fire codes.

If you have any marijuana products in your home, be sure to store them away in a locked storage container and out of reach of children and pets.

Visit for more information on growing marijuana and making marijuana products at home.

For more information on fire safety and cannabis in your home, click here to view a flyer from the Massachusetts Department of Fire Services.

Cannabis-infused Edibles