August 11, 2023

Fulbright Scholar Dr. Shweta Basnett to speak on Rhododendron pollinators

By Juliana S. Medeiros, PhD, Plant Biologist

Plants

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

Plants

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

Soils

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

May 17, 2024

It’s Poppin’: May 17th

By Tom Arbour, M.En., Curator of Living Collections

Plants

Holden Arboretum  While the rhododendrons and azaleas as still the show, I’ll start this week by showing you several of our late spring bloomers that are opening now in the... more

May 10, 2024

It’s Poppin’: May 10th

By Alexandra Faidiga, Plant Recorder

Plants

Calling all azalea admirers! This is the weekend to visit the Holden Arboretum or the Cleveland Botanical Garden. Our azaleas are in their prime and boasting an excellent display this... more

May 9, 2024

It’s Poppin’: Leach Research Station

By Kara Grady, Conservation Horticulture Assistant, NOWCorps

Plants

It’s spring, which means that plants are popping at the David G. Leach Research Station! Home to Holden’s premiere rhododendron and azalea collection, our site near the shore of Lake... more

January 25, 2024

Garlic Mustard and Its Newly Introduced Aphid

By Kaylin Engerman, Norweb Fellow

Plants

Garlic mustard is an herb covering forest floors across North America. However, it wasn’t always found here. Garlic mustard is an invasive species brought to the United States from Europe... more

December 21, 2023

Duckweed Hits Classrooms Across Cleveland for a Science Lesson

Plants

High schoolers across the Cleveland Municipal School District are honing their research skills, thanks to an NSF-funded program at Holden. Authors: Emily Lewis, Cherise Kent, and Na Wei What started... more

November 27, 2023

Holden Collections Team Travels South to Conserve a Rare Oak Species

By Alex Faidiga, Plant Recorder

Trees

When we think about plant conservation, things like invasive species removal, habitat restoration, and population monitoring typically come to mind. This is what’s known as in situ (“on site”) conservation–... more

December 6, 2023

Snow and Dormancy: A Delicate Balance Threatened By Climate Change

By Beck Swab, PhD, Director of Conservation and Community Forestry

Wildlife

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

Plants

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

November 8, 2023

Holden Researchers Uncover How a Resilient Tree Acclimates to Stressful Environments

By Anna Funk, PhD, Science Communications Specialist

Plants

The eastern red cedar (Juniperus virginiana) is a hardy tree native to the eastern U.S. But lately it’s been encroaching on ecosystems out West — could its physiology be the... more