• Morton Register

    The Morton Register of Arboreta is a comprehensive and growing database of tree-focused organizations and sites around the world.  From world-renowned botanical gardens with major tree collections to municipal parks, campuses, zoos, and cemeteries, the Morton Register acknowledges the rich diversity of organizations working to steward and study trees worldwide. ArbNet accreditation is not required…

  • ArbNet Honored with 2022 Program Excellence Award

    ArbNet was honored with the 2022 American Public Gardens Association (APGA) Program Excellence Award. The award celebrates an original and pioneering public horticulture program. In the over ten years since The Morton Arboretum established ArbNet, we’ve made great strides in tree planting and care, facilitating collaboration among gardens and arboreta, and providing opportunities for the…

  • Trees, People, and Arboreta: An Interview with ArbNet Leader Dr. Andrea Brennan

    In late 2022, ArbNet was excited to launch a new position, ArbNet Leader, to help grow the interactive community of arboreta into its second decade. Andrea Brennan, PhD, joined the team as the first in that position. Now that she has several months at ArbNet “under her belt”, we asked her some questions about her…

  • ArbNet Projects

    ArbNet is committed to advancing global tree conservation, building the capacity of arboreta, and sharing knowledge through targeted initiatives and partnerships. These projects advance the network’s mission to connect and empower arboreta through collaborative, conservation-driven initiatives. Each effort brings together professionals, institutions, and data to strengthen global tree conservation, improve arboretum management practices, and foster…

  • Contact Us

    Contact ArbNet Staff For more information or assistance with ArbNet, the ArbNet Arboretum Accreditation Program, or adding your arboretum to the Morton Register of Arboreta, please contact ArbNet staff at: arbnet@mortonarb.org 1 (630) 310-7013 The Morton Arboretum4100 Illinois Route 53Lisle, Illinois 60532

  • The Garden Cemetery Movement

    By Sasha Kramer Industrialization: The Rural Garden Cemetery Movement Tree diversity is declining. More than 10,000 tree species or 20 percent of the world’s known tree species are threatened with extinction. Scientists say that the world’s plants are going extinct at 500 times faster than the natural extinction rate and humans are a key driver…

  • Typhoons, Trees, and Teamwork: A Case Study from the ArbNet/BGCI Partnership Programme

    Originally published in BGJournal, January 2023 Introduction to the Partnership Programme  Trees, the backbone of most terrestrial ecosystems, provide critical benefits to people and the planet. Despite their importance, canopy loss is occurring worldwide and many tree species are threatened with extinction. Furthering these challenges, given their size and long-life span, this unique life form…

  • News Center

    ArbNet Stories Discover how ArbNet is connecting and empowering arboreta worldwide through stories of collaboration, growth, and conservation impact. ArbNet Projects Learn about ArbNet’s global initiatives that advance arboreta development, tree conservation, and professional exchange.

  • ArbNet Stories

  • News and Events

    News Center ArbNet gathers and shares relevant news items for arboreta from publications around the world. Find articles for arboreta and information about ArbNet media inquiries at ArbNet’s News Center. Events Professional events and conferences are hosted throughout the year in locations around the world. Discover upcoming events relevant to your arboretum and plan to…