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

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Holden Arboretum
See what’s happening and on the horizon

Open today: 12:00 pm – 5:00 pm

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

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Botanical Garden
See what’s happening and on the horizon

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, Stories & News
Holden Forests & Gardens Makes Commitment to Mitigate Detrimental Effects of Climate Change

Holden Forests & Gardens Makes Commitment to Mitigate Detrimental Effects of Climate Change

Leading up to Earth Day 2022, Holden Forests & Gardens (HF&G) has adopted a climate change statement recognizing that climate change is real and providing facts and information about climate change, its implications, and some ways we are working to mitigate climate change at the Cleveland Botanical Garden and the Holden Arboretum. We hope this… »

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People for Trees™

People for Trees™

Pledge to plant a tree in honor of the 150th anniversary of Arbor Day.

Within our first year, more than 1,000 Greater Clevelanders pledged to plant more than 4,000 in our neighborhoods. In addition, Holden Forests & Gardens has planted more than 1,400 trees with the help of our community partners. This is great momentum, but we’re just getting started.

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The Spring Ephemerals in Stebbins Gulch

The Spring Ephemerals in Stebbins Gulch

May 20, 2022

For Mother’s Day this year, my 9-year-old daughter filled out a survey about me. One of the questions was “Why is your mom special?” She answered, “Because she knows almost all of the flowers in Ohio.” One of my favorite things to do with my children on hikes is point out the flowers in bloom!… »

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Tree of The Month

Tree of The Month

Red maple

Red maple provides food for pollinators in early spring. Acer rubrum is the fourth most common tree in the natural areas of The Holden Arboretum, trailing Acer saccharum (sugar maple), Fagus grandifolia (American beech), and Liriodendron tulipifera (tuliptree).

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Emerging threats of nanoparticles to plants and microbiomes

Emerging threats of nanoparticles to plants and microbiomes

Question How do nanoparticles – emerging environmental threats – affect plants and associated microbiomes Project Summary Engineered nanomaterials released from industrial, agricultural, biomedical, and domestic applications are emerging environmental threats to the terrestrial and aquatic ecosystems in the Anthropocene. While nanoparticles are known to influence plant survival, growth, and reproduction, little is known whether and… »

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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… »

See the Learning Forest

Learn more about our research and community forestry efforts.

From the Blog
Electronic Herbaria Data Applications, a Prelude to Study Eastern Redcedar Encroachment in the US Great Plains and Midwest

Electronic Herbaria Data Applications, a Prelude to Study Eastern Redcedar Encroachment in the US Great Plains and Midwest

May 26, 2022

Talking about herbarium data is like entering a time machine that transports me back to a small room where I spent hours searching through plant specimens that were collected 100 years ago. While completing my Master’s degree, I spent hours collecting data from specimens stored in carboard boxes at the little herbarium of the arid… Read more »

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Ikebana Exhibition 2022

Ikebana Exhibition 2022

May 25, 2022

Ikebana, one of the traditional arts of Japan, has been practiced for more than six hundred years. The Ohara School of Ikebana emphasizes the Japanese aesthetics of asymmetry and empty space, beauty of natural scenery, harmony between materials, container and setting. Over a dozen floral designs by the members of Ohara School of Ikebana Northern… Read more »

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A Helping Hand from the Community

A Helping Hand from the Community

May 20, 2022

With an upcoming project and a desperate need for cardboard we reached out to local businesses, and they delivered.Mulch can be a great tool for controlling weeds in the garden, but sometimes when weeds are particularly tricky to control, mulch alone may not be enough. Cardboard can be placed in the garden and then mulched… Read more »

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The Spring Ephemerals in Stebbins Gulch

The Spring Ephemerals in Stebbins Gulch

May 20, 2022

For Mother’s Day this year, my 9-year-old daughter filled out a survey about me. One of the questions was “Why is your mom special?” She answered, “Because she knows almost all of the flowers in Ohio.” One of my favorite things to do with my children on hikes is point out the flowers in bloom!… Read more »

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Holden Arboretum Will Welcome Summer with an Outdoor Maze for Kids, Concerts in the Forest, and Popular Attractions for Endless Adventure

Holden Arboretum Will Welcome Summer with an Outdoor Maze for Kids, Concerts in the Forest, and Popular Attractions for Endless Adventure

May 19, 2022

(CLEVELAND) May 19, 2022 – Spend your best summer yet at the Holden Arboretum starting with the Mission Botanica interactive maze opening Saturday, June 11, 2022, at 9 a.m. All summer long, enjoy concerts in the forest, wine tastings, art exhibits, hike in the forest with fireflies, and much more. Make it a summer to… Read more »

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Euphorbias in flower

May 11, 2022

Flowers are certainly not the first thing you may think of when you walk into our Madagascar Spiny Desert Biome. The first and most striking things you see are all the spines, it is right in the name, and they are hard to miss! However, if you look a little closer you may see something… Read more »

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