Coastal Maine Botanical Gardens in Boothbay. Photo by Tory Paxson

Coastal Maine Botanical Gardens in Boothbay is open for the season, from 9 a.m. to 5 p.m. daily.

This Friday, Saturday and Sunday, anyone with a Maine driver’s license or state ID gets in for free. Advance registration is required.

With more than 300 acres of gardens and natural spaces, including a waterfall, there will be plenty to see. Spots to visit include the butterfly house, dahlia garden, Slater Forest pond, the Burpee kitchen garden and Vayo meditation garden. Kids will especially love the fairy house village.

Head to mainegardens.org for more info and to make a reservation.