Collin Varner is a horticulturalist/arboriculturalist. He began his career at the University of British Columbia's Botanical Garden, and over the next forty years he assumed responsibility for conserving 25,000 trees across campus and taught courses in native plant studies. Now retired, Varner is an avid photographer, world traveller, and bestselling author of The Flora and Fauna of Coastal British Columbia and the Pacific Northwest, Invasive Flora of the West Coast, and The Flora and Fauna of Stanley Park.