Join the NH Arborists Association (NHAA) for an all-day event with keynote speaker and break-out session presenter Dr. Michael Dirr. Come see and listen to a legend in the landscaping field! Registration includes lunch. Dirr’s new book, The Tree Book: Superior Selections for Landscapes, Streetscapes and Gardens, is out and there will be time for autographing your copy. The book will be available to purchase for $65.00 (limited availability). Check the NHAA website for more information and registration.