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Department of Entomology

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  1. One Day Insect University

    https://ocvn.osu.edu/events/one-day-insect-university

    science plays in what we know about insects. Presenters include Mary Gardiner, Dave Shetlar, Reed Johnson ...

  2. Christmas Trees Offer Many Environmental Benefits — And You Can Put a Dollar Sign Next to Them

    https://news-archive.cfaes.ohio-state.edu/news-release/christmas-trees-offer-many-environmental-benefits-%E2%80%94-and-you-can-put-dollar-sign-next

    up." A blue spruce with a 2-inch-diameter trunk growing on a Christmas tree farm in, say, Doylestown in ... runoff and reduction of atmospheric carbon by 20 pounds. Meanwhile, a Scotch pine at that same location ... blue spruce planted in Columbus in front of a single-family home, for example, will provide $12 every ...

  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. Garlic Mustard Information

    https://lucas.osu.edu/news/garlic-mustard-information

    options, check out the Ohio State University Extension's  Garlic Mustard FactSheet If you have ...

  5. 2020 Gardening During Covid-19

    https://lucas.osu.edu/gardening2020

    FactSheet on Soil Testing and includes a list of both private and public labs – some of the labs are ... https://ohioline.osu.edu/factsheet/hyg-1132 Please follow us on Facebook @OSUExtensionLucasCounty for updated information in Lucas County and ... https://livehealthyosu.com/2019/05/07/making-gardening-accessible-for-all/ OSU Extension FactSheet on Soil Testing and includes a list of both private and public labs – some ...

  6. Media Advisory: Ohio State Experts Available to Speak on Bees and Pesticides

    https://news-archive.cfaes.ohio-state.edu/news-release/media-advisory-ohio-state-experts-available-speak-bees-and-pesticides

    Dave Shetlar,  a professor in the Department of Entomology based in Columbus, described a less-toxic ...  Shetlar specializes in pests of turfgrass and landscape plants. Johnson, Ellsworth and Shetlar have ...

  7. Researchers Investigate Nursery Stock Bark Splitting

    https://news-archive.cfaes.ohio-state.edu/news-release/researchers-investigate-nursery-stock-bark-splitting

    January 3, 2006 COLUMBUS, Ohio — Nursery tree stock throughout Ohio is suffering from bark ... felt that bark splitting was something that was easy to diagnose. But what is happening here is ... unusual." Bark splitting, or cracking, occurs on thin-barked trees and most commonly on the southwest side ...

  8. Ohio State Scientist: EPA's Alert on Imprelis is Warranted

    https://news-archive.cfaes.ohio-state.edu/news-release/ohio-state-scientist-epas-alert-imprelis-warranted

    including to Norway spruce and white pine, after Imprelis was used. On Aug. 11, the EPA issued an order to ...

  9. Hort Hike, July 2018

    https://lucas.osu.edu/events/hort-hike-july-2018

    focused on seasonal interests- flowers, fruit, bark and more. See what's happening in the Garden, and ...

  10. Hort Hike, March 2018

    https://lucas.osu.edu/events/hort-short-march-2018

    focused on seasonal interests- flowers, fruit, bark and more. See what's happening in the Garden, and ...

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