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  1. Heart-podded hoary cress (Lepidium draba sub. Draba)

    https://pested.osu.edu/node/422

    Flat-topped clusters of tiny white flowers Fruit: Seed pods are somewhat heart-shaped, brown, and hairless Root: ...

  2. Grapevines, uncultivated & in groups > 100 (Vitus spp.)

    https://pested.osu.edu/node/400

    toothed margins, 4-6" in length. Stem: Green and smooth in young plants, but later becomes brown and ...

  3. Corn N Recommendations: Maximum Return to N Calculator Updated

    https://agcrops.osu.edu/newsletter/corn-newsletter/2025-13/corn-n-recommendations-maximum-return-n-calculator-updated

    Corn nitrogen recommendations in Ohio are generated from an online tool: Maximum Return to N (MRTN). It uses corn yield response to nitrogen along with a farm’s nitrogen cost and corn market price. The web tool calculates the incremental corn yield increa ...

  4. Lep Monitoring Network – Black Cutworm and True Armyworm Update # 3

    https://agcrops.osu.edu/newsletter/corn-newsletter/2025-13/lep-monitoring-network-%E2%80%93-black-cutworm-and-true-armyworm-update-3

    We just finished monitoring week 3 of black cutworm (BCW) and true armyworm (AMW) across Ohio. This past week was rainy, but temperatures were warm which resulted in an increased BCW average but a decrease in our average AMW counts. Read below for more sp ...

  5. Canada Thistle (Cirsum arvense)

    https://pested.osu.edu/node/397

    Lavender flowers, 3/4- 1" in diameter. Fruit: Numerous small seeds attached to brown feathery ...

  6. Lep Monitoring Network – Black Cutworm and True Armyworm Update # 2

    https://agcrops.osu.edu/newsletter/corn-newsletter/2025-12/lep-monitoring-network-%E2%80%93-black-cutworm-and-true-armyworm-update-2

    that county. Lastly, an update from Curtis Young (Van Wert County) who has been monitoring variegated ...

  7. Webinar: Protecting you, your family, and your animals from ticks

    https://agnr.osu.edu/events/webinar-protecting-you-your-family-and-your-animals-ticks

    Please join us for an engaging presentation on tick species, tick pathogens, tick-borne diseases ... tick-borne pathogen testing service, Buckeye Tick Test. The Ohio State University Infectious Diseases ...

  8. Battle for the Belt: Season 3, Episode 5: Weather and Planting Update

    https://agcrops.osu.edu/newsletter/corn-newsletter/2025-11/battle-belt-season-3-episode-5-weather-and-planting-update

    April and early May. In Episode 5 of Battle for the Belt, we get an update on weather conditions from ... growing season to learn more and get further updates! You can find the full video playlist of Battle for ...

  9. New Applicator Training- In Person- May 14, 2025

    https://pested.osu.edu/events/new-applicator-training-person-may-14-2025

    Auditorium Industrial Vegetation (5) Seminar Room A Turf Insects Applications and Calculations Turf Disease ... (Category 5) and Turf (Category 8). Testing is available at the conclusion of the day. A photo ID is ... NOTE: this category is permitted to make 6c applications. 8- Turf-  The application of pesticides to ...

  10. Wheat Management for Spring 2025

    https://agcrops.osu.edu/newsletter/corn-newsletter/2025-10/wheat-management-spring-2025

    other labeled herbicides. This is also a good stage to begin scouting for foliar diseases. Feekes ... leaf healthy (free of disease and insect damage) before and during grain development. To confirm that ... decide whether or not to use foliar fungicides to management early-season foliar fungal diseases ...

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