Learn how to maintain healthy trees with a guide on site selection, tree planting, watering, pruning and other tips.
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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
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 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
December 5, 2023
World Soil Day: Holden’s Soil Ecologists Improving the Odds for Trees in Urban Environments
Efforts are underway to plant trees in Cuyahoga County’s urban areas by the thousands. In these cities, canopy cover is well below the county average, which brings well-documented ill effects... more
October 31, 2023
Protecting Your Broadleaf Evergreens from Frost Damage
By Nicholas Chilson, Garden Technician
The Eliot and Linda Paine Rhododendron Discovery Garden at the Holden Arboretum has many evergreen Rhododendrons and Azaleas. These plants, although winter hardy, are still susceptible to frost damage, and... more
September 26, 2023
A Story for the Ages Lives On: The Jesse Owens Olympic Oak Plaza Dedication
On Monday, September 25th, the team at University Circle Inc. dedicated the Jesse Owens Olympic Oak Plaza in Rockefeller Park just north of the Wade Lagoon. Elected officials, community leaders,... more
January 6, 2023
Holden Forests & Gardens Receives Federal Earmark to Fund Work in Urban Forestry
(CLEVELAND) January 6, 2023 – The Holden Arboretum is pleased to announce the nonprofit organization is slated to receive $335,000 in Congressionally Directed Spending, sponsored by U.S. Senator Sherrod Brown,... more
January 4, 2023
Tree Corps Reaches New Milestone: Planting & Caring for More Trees Than Ever in Cleveland
By Rebecca Swab PhD, Director of Conservation & Community Forestry & Margaret Cook, Communications Specialist
Creating a greener city is much more than just planting trees! Speaking for the trees (as the Lorax does in Dr. Seuss’ nature loving classic, The Lorax) is important to... more
November 10, 2022
The Jesse Owens oak at Rhodes High School may have died, but its legacy lives on through grafting
By Peter Krouse , Cleveland.com
An oak tree (background) planted by Olympic hero Jesse Owens at James Ford Rhodes High School 86 years ago died over the past winter. A genetic replica (foreground) of the... more
