Holden Forests & Gardens is a premier public garden featuring a rural and urban campus, with a world-class plant & environmental science center.

We conserve ecosystems, work to understand climate impacts on the Lower Great Lakes region, and foster a love for nature.

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Holden Arboretum
Explore 3,500 acres

Just 30 minutes from downtown Cleveland, the Holden Arboretum is a living museum of exquisite collections of plants and trees on 3,500 acres with miles of trails, gardens. and woodlands. Plan Your Visit

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Cleveland Botanical Garden
Discover a world of botanicals

In the heart of University Circle, Cleveland Botanical Garden is an urban oasis with mesmerizing gardens and curated glasshouses, offering a refreshing escape from the bustle of city life. Plan Your Visit

HF&G scientists are making groundbreaking discoveries & saving our native trees.

Holden scientists, conservationists and community foresters are award-winning and nationally acclaimed.

How Nonnative Plants Respond to Climate Change: Holden Arboretum Researchers Report

How Nonnative Plants Respond to Climate Change: Holden Arboretum Researchers Report

Scientists agree: Global warming is real, and it’s happening today. Here in northeast Ohio, we can most clearly see the signs during spells of too-warm-too-early weather in the spring or in stronger-than-average storm fronts. The plants feel it, too—plants depend on temperature cues for the progression of their annual life cycles. But not all plants… »

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Holden researchers put forest management strategies to the test. Here’s what they found

Holden researchers put forest management strategies to the test. Here’s what they found

Private landowners play a critical role in preserving Ohio’s natural heritage where a majority of the state’s eight million acres of forest are privately owned. To manage these forests, land stewards commonly employ strategies like selective thinning (removal of canopy trees) and removal of invasive shrubs in order to maintain healthy forests. But what do… »

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Continuing our Work on Beech Leaf Disease

Continuing our Work on Beech Leaf Disease

by: David Burke and Sarah Kyker If you live in northeastern Ohio, you probably have heard of beech leaf disease (BLD), which was first spotted in Lake County in 2012. BLD affects American beech (Fagus grandifolia) trees and leads to dark interveinal banding on their leaves. Since it was first found at the arboretum in… »

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