In this two-day hybrid class, join Bill Cullina—former Director of Horticulture and President & CEO at Coastal Maine Botanical Gardens, now Director of the Morris Arboretum—for an in-depth look at how plants respond to both abiotic factors like sunlight and soil pH, and biotic influences like animals, fungi, other plants, and even humans. Explore key concepts, including parasitism, pollination, adaptation, and dispersal. Class Level: Intermediate to Advanced.