Blister Beetles Make Their Late-Summer Appearance

Curtis Young (OSU Extension, Van Wert County) has been sharing images of Black Blister Beetles (Epicauta pennsylvanica) for the past few weeks on our Tuesday morning BYGL Zoom Inservice. Over the weekend, I received two e-mail messages from homeowners describing blister beetles swarming onto flowering perennials and vegetable garden plants, most notably tomatoes.
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Authors
Joe Boggs

Beech Blight Aphids are Jitterbugging Across Ohio

The uniquely entertaining Beech Blight Aphids (Grylloprociphilus imbricator) are taking the stage in Ohio. I’ve received several e-mail messages from across the state about the aphids and Brian Heinz (Horticulture Manager, Spring Grove Cemetery and Arboretum) alerted me to chorus lines shaking their derrieres on their namesake host in southwest Ohio
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Authors
Joe Boggs

Spotted Lanternfly infestation found in Ohio at 3 different locations. What can you do? SCOUT!

Spotted Lanternfly Lycorma delicatula infestation have been confirmed in 3 different locations in Ohio. Ohio Department of Agriculture confirmed an active infestation in Mingo Junction in southeast Ohio and two separate infestations in Cuyahoga County. What can you do? SCOUT!
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Authors
Thomas deHaas
Amy Stone

Re-Alert: Fall Armyworm, Part II?

Participants in the BYGL Zoom Inservice on Tuesday morning had a lengthy discussion about whether we’ll experience a sequel to the Fall Armyworm (FAW) (Spodoptera frugiperda, family Noctuidae) saga in Ohio. Points were pondered and expectancies examined; however, the consensus was straightforward: never bet against insects!
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Authors
Joe Boggs
Dave Shetlar
Curtis E. Young

The Return of the Elm Leaf Beetle?

A site visit last week revealed a heavy infestation of Elm Leaf Beetle on ‘Patriot’ elm street trees in downtown Cincinnati. It was a surprise. This non-native beetle was once considered a major urban forest pest in Ohio as well as across most of the U.S. and eastern Canada. However, for unknown reasons, the beetles seemed to vanish from much of the U.S. in the early 1990s.
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Authors
Joe Boggs
Curtis E. Young

Magnolias Looking Mangled

As I was mowing the lawn, I noticed that there seemed to be an inordinate number of leaves on the ground near my wife’s favorite magnolia.  Immediately, my red flag warnings went off and I was on the hunt for what had caused the leaves to turn yellow, then brown and then fall off.  This tree is Magnolia X brooklynensis 'Yellow Bird' with elliptical leaves 4-8 inches long and 4-6 inches wide.

 

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Authors
Erik Draper
Joe Boggs

Sedum Flea Beetle Mystery Continues

I first encountered these brightly colored flea beetles in an eastern Cincinnati landscape in mid-October 2011. The beetles were doing so much damage the only way I could identify the defoliated plants was through a plant tag; it was Hylotelephium telephium ‘Autumn Joy’ (family Crassulaceae). There was little joy in the appearance of the landscape planting.
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Authors
Joe Boggs