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  1. Water Hemp (Amaranthus tuberculatus)

    https://pested.osu.edu/node/425

    stems. Life Cycle: Annual Habitat: Crop fields, disturbed areas. Prefers poorly drained soils. Leaves: ...

  2. April 10, 2024- New Applicator Training- Webinar

    https://pested.osu.edu/events/april-10-2024-new-applicator-training-webinar

    with the Ohio Department of Agriculture, which requires a separate $35 fee.  Signing up for this class ... Industrial Vegetation-  The application of pesticides to non-agricultural lands, such as roadways, public ... permitted to make 6c applications. 8- Turf-  The application of pesticides to lawns, turf, sod, or to soil ...

  3. Johnsongrass (Sorgum halepense)

    https://pested.osu.edu/node/402

    soil surface. They are stout with purple spots and scales at the nodes.  The problem is….Johnsongrass ...

  4. Horticulture Resources

    https://hamilton.osu.edu/program-areas/agriculture-and-natural-resources/organizations-resources

      Soil Testing for Ohio Lawns, Landscapes, Fruit Crops and Vegetable Gardens If you need your soil ... tested, this article provides instructions on how to collect soil samples, as well as where to get your ... soil tested.   C. Wayne Ellett Plant and Pest Diagnostic Clinic The C. Wayne Ellett Plant and Pest ...

  5. Poison hemlock (Conium maculatum)

    https://pested.osu.edu/node/409

    to most soils and is often found near roadsides. Field borders, hiking trails, railroad tracks, ...

  6. Musk thistle (Carduus nutans)

    https://pested.osu.edu/node/407

    soils. It invades open natural areas, meadows, grassy bald, disturbed areas, old pastures, roadsides, ...

  7. Japanese knotweed (Polygonum cuspidatum)

    https://pested.osu.edu/node/401

    tolerate a wide array of soil and moisture conditions. Leaves: Alternating and broad. They typically grow ...

  8. FIRST-TIME Fertilizer Certification Webinar- 3 HOUR

    https://pested.osu.edu/events/first-time-fertilizer-certification-webinar-3-hour

    Fertilizer Certification Webinar 2024 Agricultural Fertilizer FIRST-TIME Certification Webinar ... for individuals who are obtaining their Ohio Agricultural Fertilizer Applicator Certification for the ... first time (not recertification). Agricultural Fertilizer Certification is required for applications to ...

  9. Giant Hogweed (Heracleum mantegazzianum)

    https://pested.osu.edu/node/399

    waste lands and agriculture areas. Leaf: Leaflets may expand to three feet in breadth. Stem: Hollow ...

  10. Russian thistle (Salsola Kali var. tenuifolia)

    https://pested.osu.edu/node/411

    sites, but seen as an unwanted weed in agricultural contexts. Life Cycle: Annual forb Habitat: ...

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