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Holden Arboretum See what’s happening and on the horizon

The Holden Arboretum encompasses an expansive 3,500 acres including lush woodlands and 200 acres dedicated to thoughtfully cultivated gardens. Plan Your Visit

Visit
Cleveland Botanical Garden See what’s happening and on the horizon

Cleveland Botanical Garden features outdoor and indoor gardens with native, rare and exotic collections, plus specially curated specimens planted in themed glasshouses. Plan Your Visit

Cleveland Botanical Garden Orchids Forever

Sun., Jan. 29 – Sun., Mar. 12 (Select dates)

 Escape the cold this winter and experience a variety of exotic orchids at Cleveland Botanical Garden’s Orchids Forever. Tickets & Info
Adopt a Butterfly
Adopt a Butterfly Last year, Holden Forests & Gardens released over 8,000 butterflies into its Costa Rican biome. With your help, we can continue this beautiful tradition! Adopt a Butterfly

It takes a village to help the forest.

We are experts in research, conservation, and community forestry, and strive to make an impact in Northeast Ohio—and beyond.

Projects
Great Lakes, Great Trees

Great Lakes, Great Trees

The new Great Lakes Basin Forest Health Collaborative is leading the charge to save ash, beech and hemlock trees. Their base is at the Holden Arboretum. Wandering the Holden Arboretum, it’s all too easy to take in the trees, stroll the boardwalk and stop to smell the flowers without ever knowing the impact the Holden… »

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Ash Trees Are Exploding with Seeds; Researchers Are Capitalizing on It

Ash Trees Are Exploding with Seeds; Researchers Are Capitalizing on It

It’s a mast year for ash trees. Holden researchers are launching a new initiative to collect ash seeds from around the region. When conditions are just right, certain trees will produce an exceptionally large number of seeds. The phenomenon is called masting, and, lucky for Holden forestry researchers working with ash trees, this year is… »

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People for Trees™

People for Trees™

People for Trees is generously sponsored by: Here are some of the things our People for Trees have said. What do you love about trees? “Planting them and watering them!” “We planted a Magnolia tree in honor of a neighbor and the flowers are beautiful. It has become a special tree for our whole neighborhood.”… »

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Science on Friday: From horticultural hero to cancer cure, what research has your Rhododendron done today?

Science on Friday: From horticultural hero to cancer cure, what research has your Rhododendron done today?

January 6, 2023

By Juliana Medeiros, PhD, Plant Biologist Your Rhododendrons are probably looking a little sad right now, amidst the cold wind and snows of January. They are probably drooping their leaves, maybe they have lost their beautiful dark green glossy leaf color, or maybe they have lost their leaves altogether, sleeping away the dreary days. But… »

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Working Woods

Working Woods

Most of Ohio’s forest is privately owned. Private landowners face a variety of challenges when it comes to land stewardship including succession planning, pests, disease, poor logging practices, pressure from logging companies, and invasive plants. Good forestry addresses these challenges by working with nature so both people AND the woods can thrive.  Learn more about… »

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Learn more about our research and community forestry efforts.

From the Blog
Plant Labels

January 25, 2023

Plant Labels

This winter when you visit both of our campuses you will be able to clearly see plant labels hanging, attached to the stems of trees and shrubs, or on spikes in the ground. These can look like colorful credit cards or large flat zip ties.

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Acid Rain and Forest Carbon Storage

January 18, 2023

Acid Rain and Forest Carbon Storage

The Stuble lab has a new paper out in the journal Applied Soil Ecology exploring the effects of acid rain on forest carbon storage. In this paper, we look at how the legacies of acid rain impact litter decomposition, a process essential for forest nutrient cycling and carbon storage.

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Top Choice Tools of the Pros

January 18, 2023

Top Choice Tools of the Pros

Welcome to the 2nd installment of, “Top Choice Tools of the Pros.”. The first, was posted on Sept.12, 2022. This time I’d like to explore some simple yet impactful tools as well as compare similar tools.

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Volunteer Eva Miller Reflects on Work with People for Trees

January 12, 2023

Volunteer Eva Miller Reflects on Work with People for Trees

Trees provide me with health benefits and ecosystem services. Trees filter toxic chemicals from the air and water. Trees provide me with shade and they are home to many of my favorite birds, animals, and insects. Not only do trees benefit my physical health, but they also impact my mental health and well-being.

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Behind the Scenes of the Orchids Forever Show: Opens January 28th

January 9, 2023

Behind the Scenes of the Orchids Forever Show: Opens January 28th

With each new show at the Cleveland Botanical Garden comes lots of logistical planning, creative brainstorming sessions, and hard work. As the staff prepares for the 17th annual flower show Orchids Forever, we can’t wait to share what we have in store starting on January 28th.

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Holden Forests & Gardens Receives Federal Earmark to Fund Work in Urban Forestry

January 6, 2023

Holden Forests & Gardens Receives Federal Earmark to Fund Work in Urban Forestry

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. This earmark will support Holden’s Forest Resiliency and Conservation and Canopy Coverage Expansion Project, promoting science, conservation, and urban forestry.

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We’re proud to work with these distinguished organizations.

American Alliance of Museums
U.S. Forest Service
American Public Gardens Association
Cuyahoga Arts & Culture

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