Peter Del Tredici holds a BA degree in Zoology from the University of California, Berkeley (1968), a MA degree in Biology from the University of Oregon (1969), and a Ph.D. in Biology from BostonUniversity (1991). He retired from the Arnold Arboretum of Harvard University 2014 after working there for 35 years as Plant Propagator, Curator of the Larz Anderson Bonsai Collection, Editor of Arnoldia, Director of Living Collections and Senior Research Scientist. Dr. Del Tredici is an Associate Professor in Practice at the Harvard Graduate School of Design, where he has been teaching in the Landscape Architecture Department since 1992. He is the winner of the Arthur Hoyt Scott Medal and Award for 1999 presented by the Scott Arboretum of Swarthmore College and in 2013 he was awarded the Veitch Gold Medal by The Royal Horticultural Society (England) “in recognition of services given in the advancement of the science and practice of horticulture.”
Dr. Del Tredici's interests are wide ranging and include such subjects as plant exploration in China, the root systems of woody plants, the botany and horticulture of magnolias, stewartias and hemlocks, and the natural and cultural history of the Ginkgo tree. His recent work is focused on urban ecology and has resulted in the publication of the widely acclaimed “Wild Urban Plants of the Northeast: A Field Guide” (Cornell University Press, 2010) as well as a GPS-based mobile app, "Other Order" which interprets the Bussey Brook Meadow section of the Arnold Arboretum (with Teri Rueb). He lectures widely in North America and Europe and is the author of more than 130 scientific and popular articles.