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Pest & disease research
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April 28, 2023
Snowballing Effects of Beech Leaf Disease Hurt Helpful Root Fungi
FOR IMMEDIATE RELEASE Severe beech leaf disease infestation hurts trees’ relationships with helpful root mutualists, ectomycorrhizal fungi. The American beech, Fagus grandifolia, is a North American staple and the dominant...more
April 25, 2023
Signs of Beech Leaf Disease found in one of Holden’s Most Popular Trees
By Sandi Cesarov, Horticulturist
Beech trees are known for their smooth gray bark and the deep shade they provide. The American Beech is an important part of our local native beech/maple forest, which is...more
October 21, 2022
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...more
August 26, 2022
Can I save my beech tree? And other beech care questions, answered
By David J. Burke, PhD, Vice President for Science and Conservation
You asked, and Holden Forest & Garden’s beech tree expert, David Burke, answered. By David Burke & Anna Funk If you live anywhere near northeastern Ohio, you may have noticed...more
August 26, 2022
Why you should trim your beech trees in September
By David J. Burke, PhD, Vice President for Science and Conservation
By: David Burke & Anna Funk Beech trees looking a little rough? Ours, too. Beech leaf disease is prevalent in our area. You’ll know it by the green stripes (called...more
August 12, 2022
Bird Banding & Beech Leaf Disease
By Mike Watson, Conservation Biologist
Beech Leaf Disease (BLD) was first documented in 2012 in Lake County, Ohio and has now been found in 17 of Ohio’s counties, 10 states, and in Canada. BLD can...more
October 1, 2021
Beech Leaf Disease and Forest Fungi: Healthy trees support healthy fungal communities
By Claudia Bashian-Victoroff, MS, Research Specialist
Arboreta play an active role in studying a wide range of tree diseases and the pathogens and parasites that cause them. Holden is no exception. Work from our arboretum and...more
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