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Department of Entomology

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  1. Learn to Diagnose Problems in Your Trees, Including New Beech Disease

    https://agnr.osu.edu/news/learn-diagnose-problems-your-trees-including-new-beech-disease

    North America’s hardwood forests. Its telltale bark is smooth and gray. Its dead autumn leaves, which ... flowering dogwoods, thousand cankers disease in walnuts, the Asian long-horned beetle and the spotted ...

  2. Diagnostic Workshop: What's Wrong With My Tree?

    https://agnr.osu.edu/events/diagnostic-workshop-whats-wrong-my-tree

    North America’s hardwood forests. Its telltale bark is smooth and gray. Its dead autumn leaves, which ... flowering dogwoods, thousand cankers disease in walnuts, the Asian long-horned beetle and the spotted ...

  3. The Tree Course- Trees of the Great Eastern Forest- Field Recognition

    https://ocvn.osu.edu/events/tree-course-trees-great-eastern-forest-field-recognition

    in hand, and by the bark when a tree’s leaves are too high in the canopy to clearly see. Topics of ...

  4. Advanced BioBased Systems Workshop: Pipeline to Commercialization

    https://agnr.osu.edu/events/advanced-biobased-systems-workshop-pipeline-commercialization

    commercialization. The keynote address for the workshop will be Roger Wyse, Spruce Capital Partners with an investor ...

  5. Maple Tree ID

    https://agnr.osu.edu/specialty-crop-business/maple-syrup/maple-tree-id

    Black, Red and Silver Maple. Species Leaf Bark Twig Fruit Sugar Maple 3-5 inches wide; 5lobed (rarely ... (compare with red and silver maple). Young trees up to 4-8 inches with smooth gray bark. Older trees ... the bark surface in sugar maple) and often more hairy buds. Similar to sugar maple with, perhaps, ...

  6. Ohio Christmas Tree Association honors Dave Shetlar

    https://students.cfaes.ohio-state.edu/news/ohio-christmas-tree-association-honors-dave-shetlar

    We’re pleased to inform you that Dave Shetlar, Entomology, has been elected to the Hall of Fame of ...

  7. 2018 Summer Lawn Care Seminar

    https://agnr.osu.edu/events/2018-summer-lawn-care-seminar

    – 10:20 AM Mosquitoes and Ticks Station 1 Dave Shetlar, OSU, Urban Landscape Entomology (ODA Category 10D, ...

  8. Insects

    https://vegnet.osu.edu/node/42

    Cabbageworms Carrot Weevil Colorado Potato Beetle Corn Earworm Corn Rootworms Cucumber Beetles European Corn ... Borer Fall Armyworm Flea Beetle Harlequin Bug Hornworms Squash Bug Squash Vine Borer Click the trap ... Host Crops: Potatoes, tomatoes, eggplant Fact Sheets: Colorado potato beetle Click Here to View ...

  9. Calendar of Events

    https://ohio4h.org/newsletter/ohio-4-h-highlights/november-2019/calendar-events

    Dec. 5–6, 8 a.m. to dark Dec. 7–8. Annual sale of pines, firs, and others by the students of CFAES’ ...

  10. Spotted Laternfly Settling In a Little Too Close

    https://agnr.osu.edu/news/spotted-laternfly-settling-little-too-close

    industries, Stone said. The lanternfly’s preferred meal is from the bark of Ailanthus or tree of heaven, which ... any damage they may inflict. On trees, they zero in on the bark, particularly at the base of the tree. ...

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