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March 11, 2024
Working Woods
85% of Ohio’s forests are privately owned. Private landowners face a variety of challenges when it comes to successful land stewardship including succession planning, pests, disease, poor logging practices, pressure... more
March 7, 2024
Spring Blooms at the Cleveland Botanical Garden
Get Growing in the new season with exhibits, events and fun for the whole family (CLEVELAND) March 7, 2024 – Spring has sprung at the Cleveland Botanical Garden! Enjoy a... more
March 7, 2024
Holden Arboretum Welcomes Spring
Canopy Walk & Emergent Tower Opening (CLEVELAND) March 7, 2024 – Get ready to experience spring in all its beauty at the Holden Arboretum. Be on the lookout for... more
Mother’s Day Open House
Sunday, May 12th Celebrate Mother’s Day with a unique and breathtaking self-guided tour through Northeast Ohio’s hidden gem. The David G. Leach Research Station in Madison, Ohio is home to... more
Leach Research Station Weekly Drop-In Hours
Fridays from April 26th through June 7th, 10:00 a.m. – 2:00 p.m. Beginning in April, enjoy a self-guided stroll through the splendor of several thousand rhododendrons, azaleas, and other beautiful... more
March 6, 2024
Using iNaturalist for Community Science
If you are a nature lover interested in knowing the species around you, there’s one app you should have on your smartphone: iNaturalist. Once you create an account, you can... more
March 6, 2024
Yasper Mambrasar, MS
Yasper Mambrasar is a plant systematist with extensive field experience working in Indonesia. He recently completed his M.S. at University of Wisconsin-Madison and will be conducting a one-year research internship... more
March 5, 2024
The Core Natural Areas are Coming into Focus
By Rob Maganja, Horticulturist
To me, the most exciting aspect of being a horticulturist is the ability to select plants to put in my areas. And, because I manage the Core Natural Areas—which for... more
March 1, 2024
David Burke Lab
Soil Ecology & Forest Pathogens We investigate interactions between plants and the microorganisms that live in the soil. These belowground mutualists like mycorrhizal fungi may be key to the health... more
February 29, 2024
Don’t Be Over-elm-ed When Planting a Tree
By Amanda Wood, Urban Community Forester
Even though the weather is still trying to figure out what it wants, spring is around the corner which means trees will be putting out leaves soon! This means that... more
February 27, 2024
The Woodland Garden: Unique Challenges and Opportunities
By David Criste, Horticulturist
The Woodland Garden is the largest display garden located within the Cleveland Botanical Gardens. It features some of the largest trees, both native and introduced shade-loving shrubs and perennials, and... more
February 19, 2024
Katie Stuble Lab
Restoring Plant Communities & Global Change We think about the basic mechanisms underlying the maintenance of diversity within communities, as well as how global change may alter these communities and... more
February 12, 2024
Winter Work and Beauty at the Arboretum
By Mary Lineberger, Horticulturalist
My colleagues and I are often asked, “What do you do in the winter?” or people comment, “Winter must be your slow season.” Winter is an important time for those... more
February 7, 2024
Using Plant Protection to Push Ohio’s Plant Hardiness Zone
By Sandi Cesarov, Horticulturalist
Like any other plant collector/hoarder, I often covet the things that I cannot have. There are many plants that we cannot enjoy in Ohio because our winter temperatures are too... more
February 2, 2024
Research intern funded by the National Science Foundation joins the team
By Juliana S. Medeiros, PhD, Plant Biologist
The research department at Holden recently welcomed Yasper Michael Mambrasar, M.S., who will be conducting a one-year research internship at Holden Forests & Gardens funded by the National Science Foundation.... more
February 1, 2024
Rejuvenation Pruning of Lilac Bushes
By Danny Wylie, Gardener
As winter blankets the landscape in a serene white and the temperatures turn frigid, our responsibilities for outside work are far from over. One essential task we do during this... more
Meet Our Scientists
Join us for unique new opportunities to meet and learn from Holden Arboretums’ renowned scientists. Nature-lovers of all ages can learn about our ground-breaking research and conservation efforts while discovering... more
January 30, 2024
Meet the Birds of the Costa Rica Biome
By Traci S. Williams, Animal & Plant Care Specialist
With the butterflies mostly gone, winter belongs to the birds! The lush and green Costa Rica biome at Cleveland Botanical Garden provides ample opportunity to play “hide-n-seek” with three birds... more
January 29, 2024
Girdling and Invasive Species Management: A Recipe for Healthier Forests
By Chad Knisley, Natural Areas Manager
We have over 2,000 acres of forest at Holden Arboretum. Our conservation department cares for these forests, with goals of improving their health and function. Several years ago, we initiated... more
January 25, 2024
Garlic Mustard and Its Newly Introduced Aphid
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
January 23, 2024
Can inoculated soils promote healthy urban trees? Preliminary results
By Claudia Bashian-Victoroff, MS, Research Specialist
Preliminary results from a Holden research project testing soil inoculations for improvement of urban tree plantings. more
January 17, 2024
Smithsonian’s Life in One Cubic Foot comes to the Cleveland Botanical Garden
The Cleveland Botanical Garden is pleased to welcome the visually-stunning “Life in One Cubic Foot” exhibit, opening Saturday, January 27, through Sunday, April 17, 2024. The exhibit follows the research... more
January 16, 2024
A Beginner’s Guide to Pruning
By Maggie Billings, Native Plant and Pollinator Specialist, AmeriCorps Member
Pruning is a must know when it comes to tree and garden care, but why? Pruning often rejuvenates plants and allows them to grow more efficiently. Taking off old growth... more
Foodies & Flowers Cooking Class
Saturday, February 17 from 6 p.m. – 7:30 p.m. Warm up at our limited seating cooking class, where couples will create a dish full of rich hearty flavor to enjoy... more
People for Trees™
Make a difference in
your own backyard.
Plant and care for a tree beginning with making a pledge. We will support each pledge with easy-to-follow instructional toolkits, guidance on how to select the most appropriate tree and where to purchase it, free virtual classes and other ongoing support.
Make a pledgeWe’re proud to work with these distinguished organizations.
