Beech Leaf Disease

Join the Ohio Woodland Stewards Program for tomorrow's (Friday, July 24, 2020, beginning at 10:00 am) virtual program, Beech Leaf Disease History, Treatment and Surveys.

Eriophyid mite erineum patches and symptoms of beech anthracnose and are both showing up on American beech in southwest Ohio. Both produce unique symptoms but each may appear on the same leaf.

Felt-like eriophyid mite erineum patches are now very obvious on American beech (Fagus grandifolia) in southwest Ohio. I've long identified the culprit behind the patches as Acalitus fagerinea (family Eriophyidae). However, I'm now convinced there may be two species of eriophyids that produce erineum patches on American beech.

Beech Leaf Disease, a novel problem on beeches in woodlands, is often misdiagnosed from other problems. One such problem is feeding and symptoms of leaf curl by a common aphid. The symptoms, however are quite different, so look carefully.

Trees matter in many ways; just ask the Ents. Their beauty and grace is wondrous, they are proven healers for hospital patients, their social importance as historical references is well-known, from Johnny Appleseed to the Signal Tree in Summit County, and their environmental services, well…

 

  Check out treebenefits.com and itreetools.org for itemization of the economic benefits of the environmental services of trees: Storm water remediation, energy savings, air quality improvement, carbon effects, property values.

 

  With that in mind, in past years we...