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  1. Hairy white top or ballcress (Lepidium appelianum)

    https://pested.osu.edu/node/421

    Prefers alkaline soils Flower: Clustered white flowers in racemes made up of 20-30 flowers Fruit: Inflated ...

  2. Kochia (Bassia scoparia)

    https://pested.osu.edu/node/403

    above. The problem is…. animal health. Kochia can accumulate high nitrate concentrations under certain ...

  3. Poison hemlock (Conium maculatum)

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

    Habitat: Grows in dry to most soils and is often found near roadsides. Field borders, hiking trails, ... however, the seeds contain the highest concentration of poison. It contains highly poisonous alkaloids ...

  4. February 7, 2024- New Applicator Training- Webinar

    https://pested.osu.edu/events/february-7-2024-new-applicator-training-webinar

    Ornamental Weed Control (Category 6c). Attendees will choose between Industrial Vegetation (Category 5) and ... Turf (Category 8). No testing is available at the conclusion of this course. Contact the ODA to ... 8- Turf-  The application of pesticides to lawns, turf, sod, or to soil areas being prepared for the ...

  5. October 2, 2024- New Applicator Training- Webinar

    https://pested.osu.edu/events/october-2-2024-new-applicator-training-webinar

    Ornamental Weed Control (Category 6c). Attendees will choose between Industrial Vegetation (Category 5) and ... Turf (Category 8). No testing is available at the conclusion of this course. Contact the ODA to ... 8- Turf-  The application of pesticides to lawns, turf, sod, or to soil areas being prepared for the ...

  6. Japanese knotweed (Polygonum cuspidatum)

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

    high. Life cycle: Perennial Habitat: Grows best in full sun and can grow semi-shade. It is found along ... of soil and moisture conditions. Flower: Many white flowers arranged in spikes. Bloom in August and ...

  7. Master Gardener Volunteer Forms

    https://butler.osu.edu/program-areas/master-gardener-volunteers/master-gardener-volunteer-forms

    Programs with Minors, Policy 1.50 Activities and Programs with Minors, Policy 1.50 Signature Page ...

  8. Musk thistle (Carduus nutans)

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

    Habitat: Grows in neutral to acidic soils. It invades open natural areas, meadows, grassy bald, disturbed ...

  9. Johnsongrass (Sorgum halepense)

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

    Root: Fibrous. Rhizomes are found close to the soil surface. They are stout with purple spots and scales ...

  10. Columbus grass (Sorghum x almun)

    https://pested.osu.edu/node/420

    Description: Hybrid between Grain sorghum (S. bicolor) and Johnsongrass (S. halepense). Life ...

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