Two and one-half ounces
Yes, patients (or their primary caregivers) may possess no more than six mature marijuana plants.
Yes, a minimum of eight. (Lawmakers on July 9, 2018 approved legislation raising this total to as many as 14 dispensaries statewide. This legislation takes effect 90 days after the close of the 2018 special legislative session.)
Yes, primary caregiver is a person providing care for the registered patient. The caregiver must be 21 years of age or older. Starting in the fall of 2018, caregivers will be allowed to treat as many patients as they can from their limited harvest and hire as many employees as needed.
Yes. Public Law, Chapter 209 (2019) provides that a "visiting qualifying patient from another jurisdiction that authorizes the medical use of marijuana ... who possesses ... a valid medical marijuana certification from that other jurisdiction and photographic identification ... may engage in conduct authorized for a qualifying patient."
Statement of Maine's Medicinal Marijuana Law [PDF]