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August 30, 2024
Fall Color Arrives in Northeast Ohio
By Ethan Johnson, Plant Records Curator
A significant number of trees and shrubs have been sporting fall foliage in recent weeks in the fields and gardens of the Holden Arboretum. Tupelo, red maple, Manchurian ash, silky... more
August 2, 2024
It’s Poppin’: August 2nd
By Alexandra Faidiga, Plant Recorder
Don’t let the August heat keep you from enjoying summer— cool off in the shady, forested gardens at the arboretum, or bring a little one to splash in the Hershey... more
July 31, 2024
The Strange and Astonishing Strangler Fig
By Sadie Smith, Horticulturist
If you’ve ever walked through the Costa Rica biome, you’ve probably noticed the enormous tree in the center of the room. While not a living tree, this structure is a... more
July 19, 2024
It’s Poppin’: July 19th
By Alexandra Faidiga, Plant Recorder
It’s mid-July and the summer wildflowers are putting on the type of show you dream about in the dead of winter. Treat yourself this weekend and come get inspired by... more
Evolutionary ecology See all
The changes in species based on their environment
August 11, 2023
Fulbright Scholar Dr. Shweta Basnett to speak on Rhododendron pollinators
By Juliana S. Medeiros, PhD, Plant Biologist
Visiting Fulbright Scholar Dr. Shweta Basnett will hold lecture to highlight global diversity of Rhododendron pollinators and sensitivity to climate change. Dr. Shweta Basnett, Fulbright Scholar, University of Maryland, will... more
July 28, 2023
Analyzing Wildflower Phenology Across Botanical Gardens
By Chelsea Miller, PhD, Ecologist
In addition to being beautiful public greenspaces, botanical gardens and arboreta house valuable biological information. These living museums present a unique opportunity for scientists in the form of ready-made experimental... more
July 26, 2023
Holden Researcher Will Study How Microbes Alter How Plants Respond to Climate Change with Prestigious Award from the NSF
By Anna Funk, Science Communications Specialist
There’s an entire universe of microscopic life, living in us, on us, and all around us, too small for the naked eye to see. The more researchers learn about these... more
Living collections See all
Exploring our plants and trees
August 30, 2024
Fall Color Arrives in Northeast Ohio
By Ethan Johnson, Plant Records Curator
A significant number of trees and shrubs have been sporting fall foliage in recent weeks in the fields and gardens of the Holden Arboretum. Tupelo, red maple, Manchurian ash, silky... more
August 2, 2024
It’s Poppin’: August 2nd
By Alexandra Faidiga, Plant Recorder
Don’t let the August heat keep you from enjoying summer— cool off in the shady, forested gardens at the arboretum, or bring a little one to splash in the Hershey... more
July 31, 2024
The Strange and Astonishing Strangler Fig
By Sadie Smith, Horticulturist
If you’ve ever walked through the Costa Rica biome, you’ve probably noticed the enormous tree in the center of the room. While not a living tree, this structure is a... more
Plant communities See all
Groups of plants that share a common environment
June 7, 2024
Seeking to Understand Disease Resistance in Crabapples
By Maris Hollowell, Emily Lewis, Na Wei
Unseasonably warm spring weather threw a curveball at researchers at the Holden Arboretum, who study the flowering time, pollinators, and microbiomes of crabapple trees. The crabapple plot at the arboretum... more
May 29, 2024
Teaming Up to Find the Pinxterbloom Azalea
By Kara Grady, Conservation Horticulture Assistant, NOWCorps
While our coworkers celebrated spring at the arboretum, May 1st found Connor and I, as well as Greg Payton Kady Wilson of the Dawes Arboretum, in Shawnee State Forest in... more
May 21, 2024
Saving a Rare Rhododendron Species
By Kara Grady, Conservation Horticulture Assistant, NOWCorps
Saving the locally extinct, Bog Labrador Tea Rhododendron. What does the future hold for this bog-loving species of native rhododendron? more
Plant physiology See all
The internal functions of plants
May 24, 2024
Meet the Future of Rhododendron Research
By Juliana S. Medeiros, PhD, Plant Biologist
Members of the Medeiros Lab in the Holden research department organized an Early Career Researcher Mini-Conference and research poster session at the American Rhododendron Society Annual Convention which took place... more
December 6, 2023
Snow and Dormancy: A Delicate Balance Threatened By Climate Change
By Beck Swab, PhD, Director of Conservation and Community Forestry
As winter blankets the world in a pristine layer of snow, a silent transformation takes place in the natural world. Snow cover and dormancy are interconnected elements in the delicate... more
November 29, 2023
Rhododendron minus: A colorful mystery wrapped in a riddle
By Juliana S. Medeiros, PhD, Plant Biologist
Rhododendron minus is a woody evergreen shrub native to the southeastern United States, with a range that extends from North Carolina and Tennessee south into Georgia and Alabama. Across this... more
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