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During yesterday’s 83rd Ohio Diagnostic Workshop held in Secrest Arboretum, OSU CFAES, Wooster, OH., participants found snowy-white masses on the stems of redbuds (Cercis canadensis). The agglomeratio...
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The Buzz on Rough Oak Bulletgalls
SEP 6, 2023
Rough Oak Bulletgalls induced by the gall-wasp, Disholcaspis quercusmamma (family Cynipidae) are splitting through the bark and rising on the stems of oaks in the white oak group in southwest Ohio. ...
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Dodder’s Tangled Tale
SEP 3, 2023
Dodders are parasitic plants belonging to the morning glory family, Convolvulaceae. They were formerly placed in the dodder family, Cuscutaceae, with only one genus in the family, Cuscuta. I think i...
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Fall Webworms are Conspicuous by Their Absence
SEP 3, 2023
Fall Webworms (Hyphantria cunea, family Erebidae) have been virtual no-shows over much of Ohio this season. Although, there are reports of highly localized populations with noticeable nests, trees i...
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What the ‘HAIL’ happened to my tree?
SEP 3, 2023
Storms blew through Sandusky Ohio Saturday, August 12, 2023, taking down branches, trees, and power lines.
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Thomas deHaas
Re-Visiting Volutella and Browned Boxwoods
SEP 3, 2023
It’s important to prune out boxwood stems that have dead brown foliage to aid in recovery from winter injury. However, it’s also important to learn whether or not the stems were infected by opportun...
Bare the Flare for Healthy Trees and Shrubs
JUL 13, 2023
By Chris OlsonChris Olson, BCMA | TRAQ WE-12363BBCMA | TRAQ WE-12363
Young trees are dying every day from secondary opportunistic pests. Many are unaware as the symptoms can be random.
– Crown die b...
What to Look for with Box Tree (Boxwood) Moth
JUL 13, 2023
The Ohio Department of Agriculture (ODA) announced this past week that Box Tree Moth (BTM) (Cydalima perspectalis, family Crambidae) had been confirmed in Hamilton and Clermont counties in southwest...
Box Tree (Boxwood) Moth: Latest Observations
JUL 13, 2023
Box Tree Moth (BTM) caterpillars develop through 7 instar stages. The caterpillars have undergone a rapid rate of development and are now easy to spot. The larger caterpillars mean more foliar damag...
Box Tree (Boxwood) Moth Confirmed in Southwest Ohio
JUN 27, 2023
The Ohio Department of Agriculture (ODA) has announced that the Box Tree Moth (BTM) (Cydalima perspectalis (family Crambidae) has been confirmed in southwest Ohio near the borders of Hamilton and Cl...
