Understanding the science of spring
Forest ecologist at The Morton Arboretum explains complexities of predicting bloom times
Press Releases
The latest announcements and press releases
from The Morton Arboretum
Press Releases
The Morton Arboretum and Shedd Aquarium named new Centers for Species Survival
The IUCN Species Survival Commission recognizes just eleven Centers on the planet
The Morton Arboretum announces new exhibition, Of the Earth, opening May
Largest exhibition to date for sculptor Olga Ziemska
10th year of Illumination: Tree Lights at The Morton Arboretum
Six new features make it most spectacular to date
On-site solar array to bring renewable energy to The Morton Arboretum
Solar installation expected to meet 100% of institution’s energy needs
The Morton Arboretum named top workplace second year in a row
Selection based solely on employee feedback gathered through anonymous third-party survey
Untangling the mysterious web of fall color science
Arboretum scientists study why leaves change color amid Fall Color Festival events
The Grand Garden ribbon cutting at The Morton Arboretum
The Morton Arboretum celebrates the opening of The Gerard T. Donnelly Grand Garden
The Grand Garden opens at The Morton Arboretum Sunday, September 18
Major garden feature celebrates the Arboretum’s 100th anniversary
The Morton Arboretum names Jill C. Koski as next president and CEO
Fourth top leader in the organization’s first century, first woman
Illumination: Tree Lights at The Morton Arboretum celebrates 10th year
The 10th year of Illumination: Tree Lights at The Morton Arboretum includes a new Electric Illumination late-nights feature and dazzling Grand Garden finale
Researchers complete first comprehensive threat assessment of all U.S. trees
About 1-in-9 U.S. tree species are threatened with extinction
Researchers rediscover oak tree thought to be extinct
Botanical researchers representing a coalition of more than 10 institutions have discovered an oak tree once thought to be extinct
Experience three new Human+Nature sculptures at The Morton Arboretum
Ginkgo tree-inspired piece celebrates Arboretum’s 100th anniversary
The Morton Arboretum to unveil new Human+Nature sculptures June 17
South African artist Daniel Popper’s largest exhibition in the world is getting even bigger with three new sculptures joining the original five.
The Morton Arboretum planting 3,000 trees in Chicago region
Centennial Tree Planting Initiative kicks off on Earth Day
Ancient trees deemed vital to forest survival
New research examines the emergent dynamics of ancient trees in a rapidly changing climate
ArbNet accredits 500th arboretum
The Tree Heritage Park in Ibadan, Nigeria, became the 500th arboretum to be accredited
Five tips for live Christmas tree disposal
From The Morton Arboretum Plant Clinic experts
The Morton Arboretum kicks off 100-year anniversary Dec. 14
Yearlong celebration includes new Human+Nature sculptures, planting 1,000 trees
Illumination: Tree Lights at The Morton Arboretum returns to walking trail Nov. 20
Five new light displays and world music featured
The Morton Arboretum named top Chicago-area workplace 2021
Selection based on employee feedback from anonymous third-party survey
When is the best time to see fall color? It depends.
Chicago-area summer drought could cause some trees to change color early, vary in brilliance
Gerard T. Donnelly, president and CEO of The Morton Arboretum, to retire
The Morton Arboretum announced today that Gerard T. Donnelly, Ph.D., will retire as president and CEO on September 30, 2022. Donnelly has served in his role since 1990.
Illumination: Tree Lights at The Morton Arboretum returns to walking experience November 20
Five new features and special Human+Nature display
Landmark global report: 1 in 3 tree species face extinction
One in three trees worldwide are facing extinction, with human use among the greatest threats, according to the first State of the World’s Trees report.
The Morton Arboretum breaks ground on new grand garden for upcoming centennial celebration
Major garden feature to be a central attraction.
A New Era for Biology: Opportunities and Challenges of Macrogenetics
The burgeoning field of macrogenetics is the focus of a new review published in Nature Reviews Genetics by a global, multidisciplinary team of researchers seeking to better answer fundamental biodiversity questions.
The Morton Arboretum helping replace trees lost to tornado
Private landowners lost hundreds of trees during a tornado that struck the Western suburbs of Chicago on June 20, 2021, and The Morton Arboretum is working to replace up to 300 of them as part of its Centennial Tree Planting Initiative in 2022.
The Morton Arboretum, United States Botanic Garden partner to protect threatened trees
The new partnership will advance the conservation of threatened trees in the United States, with a special focus on native oak species.
The Morton Arboretum Human+Nature exhibition to open May 28
Art installation amplifies importance of tree museum’s mission. Five large-scale sculptures now enhance the landscapes at The Morton Arboretum as its newest outdoor art exhibition, Human+Nature, prepares to open May 28.
Human+Nature exhibition opens this spring
The first major U.S. exhibition by renowned South African artist Daniel Popper, and his largest exhibition to date anywhere in the world.
2020 Chicago Region Tree Census details urban forest benefits, concerns
Research will guide tree planting and care for under-resourced communities.
A case for botanical gardens to lead in global plant crisis
The world is experiencing a sixth global mass extinction event, and botanical gardens are uniquely positioned to preserve the world’s plant diversity.
Chicago region landowners urged to remove invasive buckthorn now
The Morton Arboretum’s horticulturists are calling on homeowners and land managers in the Chicago region to remove the invasive plant species.
Researchers estimate nearly one-third of oaks are threatened with extinction
An estimated 31% of the world’s oak species are threatened with extinction according to The Red List of Oaks 2020.
Researchers assemble first comprehensive checklist of Panama’s trees with geographic ranges
Central America is one of the most diverse floristic regions in the world, but a lack of comprehensive plant records and knowledge of its endangered, endemic tree species impedes conservation work.
Study helps arboreta, botanical gardens meet genetic diversity conservation goals
In a groundbreaking study, an international team of 21 scientists led by The Morton Arboretum helps understand how much genetic diversity currently exists in collections in botanical gardens and arboreta worldwide.
