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  1. Poison hemlock (Conium maculatum)

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

    Poison hemlock (Conium maculatum) Description: A herb in the carrot family that grows ... carrot and parsley, and have a parsnip-like odor when crushed. Life cycle: Biennial Habitat: Grows in dry ...

  2. March 20, 2024- New Applicator Training- In Person

    https://pested.osu.edu/events/march-20-2024-new-applicator-training-person

    Serviceperson  certificate.  9:00 Morning Session Core and Trained Serviceperson Review Laws and Regulations ... Turf Disease Label Reading   Noxious Weed ID     License and Study Materials The New Applicator ...

  3. Field bindweed (Convolvulus arvensis)

    https://pested.osu.edu/node/414

    or trailing viny stems and white-pink flowers that can grow up to 6.5' in length. Life Cycle: ...

  4. Hairy white top or ballcress (Lepidium appelianum)

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

    mustard plant in the brassicaceae family that grows up to two feet tall. Plants appear grey-green, soft, ...

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

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

    Heart-podded hoary cress (Lepidium draba sub. Draba) Description: Plants grow up to around ...

  6. Wild parsnip (Pastinaca sativa)

    https://pested.osu.edu/node/413

    growing 2'-5' in height. Produces a rosette of large, upright leaves in the first year and ...

  7. Johnsongrass (Sorgum halepense)

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

    (Poaceae) that grows in dense clumps or nearly solid stands. Johnsongrass form thickm aggressive rhyzomes ...

  8. Cressleaf Groundsel (Senecio glabellus)

    https://pested.osu.edu/node/398

    1'-3' in height. Grows upward in clusters. Life Cycle: Winter annual Habitat: Wet woods, swamps, stream ...

  9. Palmer amaranth (Amaranthys palmeri)

    https://pested.osu.edu/node/408

    peitoles that are longer than the leaves and grow symmetrically around the stem.  Life cycle: Summer annual ...

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

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

    if they are growing in groups of 100 or more and are not maintained (pruned, sprayed, or cultivated) ...

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