Can I grow marijuana in Rhode Island with an MMJ Card?

Yes, a Medical Marijuana patient or their caregiver can grow up to twelve mature plants or 12 seedlings plants. Two or more cardholders may cooperatively cultivate marijuana in residential or non-residential locations subject to the following restrictions:

Non-residential - no more than 10 ounces of usable marijuana, 48 mature marijuana plants, and 48 seedlings.

Residential - no more than 10 ounces of usable marijuana, 24 mature marijuana plants, and 24 seedlings.