Collin Varner is a horticulturalist/arboriculturalist. Over his forty-year career, he worked at the University of British Columbia’s Botanical Garden, 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 a series of nature guidebooks, including The Flora and Fauna of Coastal British Columbia and the Pacific Northwest, Edible and Medicinal Flora of the West Coast, Invasive Flora of the West Coast, and the award-winning The Flora and Fauna of Stanley Park.