Tower Hotline: 440.602.3838 | Phone: 440.946.4400 
As spring transitions to summer, we’re wrapping up this year’s spring phenology monitoring in Bole Woods at the Holden Arboretum. Have you heard the term phenology before? Phenology is the study of the timing of natural phenomena – anything that has a seasonal signal. When does Trillium flower? When do hummingbirds arrive in northeast Ohio […]
Did you plant a new tree earlier this spring? Is it showing signs of transplant stress such as wilting, browning or curling leaves, drooping foliage or early fall color? Does the soil surrounding the trunk look like the surface of the moon? If so, it’s likely that it is not be receiving adequate water. Newly […]
We continue to reopen the Holden Arboretum grounds to visitors looking for summer adventure close to home. The Murch Canopy Walk invites guests on a 500-foot-long elevated walkway that is built 65 feet above the forest floor. The Kalberer Emergent Tower is 120 feet or approximately 12 stories tall that provides a breathtaking view of […]