The Arboretum grounds are divided into quadrants (see the The Morton Arboretum Plant Collections map). Letters indicate the grid lines running from south to north, while numbers indicate those from west to east. To find a plant on the grounds, first consult the plant collections catalog for its scientific name and grid locations.
Articles and stories
Visit and explore
- LISLE, Ill. (April 29, 2014) — Each spring, trees, shrubs, bulbs and wildflowers bloom throughout the The Morton Arboretum’s 1,700 acres. Ed Hedborn, Manager of Plant Records, reports on what’s blooming each week throughout the season.
- LISLE, Ill. (April 17, 2014) — Each year, The Morton Arboretum’s grounds erupt with fragrant blooming flowers and woody plants. Ed Hedborn, Manager of Plant Records, monitors and reports on the Arboretum’s blooms each week during the spring season. For the latest bloom updates from the Arboretum, call the Bloom 'n Color Hotline at 630-719-7955.
- Get the garden of your dreams with trees, shrubs, perennials and edible plants sold at the Arbor Day Plant Sale. Every plant you purchase at these sales supports The Morton Arboretum’s goal to encourage the planting and conservation of trees and other plants for a greener, healthier, and more beautiful world.
- Many have asked how the Arboretum created Illumination, our first lights event. To bring our vision to life, the Arboretum partnered with top lighting design firm Lightswitch, a company that’s created lighting experiences for institutions around the world, including Virgin Galactic and the 75th anniversary of the Golden Gate Bridge. We sat down with John Featherstone, founder and principal at Lightswitch, to give our readers an inside look at the creation of this exhibition.