Alicia Oberholzer The Coastal Maine Botanical Gardens in Boothbay feature 295 acres of diverse coastal ecosystems. Dramatic tidal shores are home to more than 300 native plant species and many exotic blooms. Monarch butterflies, like many other important pollinators, are threatened by habitat loss associated with human development. Monarch butterflies are an indicator species. While read more A midsummer stroll through the Coastal Maine Botanical Gardens