Cost: $30/members, /$45 non-members. Register online. Join Ray Larson for a tour of the Arboretum’s magnificent magnolia collection, focusing on early flowering species. Learn how to grow magnolias & which are the very best for the Pacific NW garden. Ray Larson is Associate Director, Curator of Living Collections & the Otis Douglas Hyde Herbarium at the University of Washington Botanic Gardens. More information: www.northwesthort.org, info@northwesthort.org or 206-780-8172.