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  1. 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: ...

  2. 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 ...

  3. Hairy white top or ballcress (Lepidium appelianum)

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

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

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

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

    and forest vegetation. Grapevines are only considered a noxious weed if they are growing in groups of ...

  5. Giant Hogweed (Heracleum mantegazzianum)

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

    spots.  Flower: Large, white, umbrella-shaped flower clusters that can grow up to 2.2' in diameter. ...

  6. Canada Thistle (Cirsum arvense)

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

    roots Habitat: Grows in barrens, glades, meadows, fields, pastures, and waste places. It does best in ...

  7. Online Pesticide Exam Prep

    https://pested.osu.edu/OnlineTraining

    Ohio Pesticide Law see:  free pdf file of the Trained Serviceperson Bulletin.   The introduction and ... last chapter contains Ohio and Federal Laws and Regulations. LESSONS AVAILABLE: Pest Management Federal ... Pesticide Laws Pesticide labeling Pesticide Formulations Pesticide Hazards and First Aid Pesticide Personal ...

  8. Private Core Exam Prep

    https://pested.osu.edu/PrivCoreExamPrep

    Lessons Available:  Pest Management Prinicples Laws and Regulations Applicator Safety Pesticides and the ...

  9. 4-H Blog: Get the Latest 4-H Updates in Hamilton County!

    https://hamilton.osu.edu/4-h-blog-get-latest-4-h-updates-hamilton-county

    to get the latest updates and topics of interest for 4-H in Hamilton County! ...

  10. Home

    https://pested.osu.edu/home

    October 30, 2025- in person- registration coming soon Updates to WDI Reporting 2025 Commercial New ... they have dealt with pest management issues; ask questions!  Learn of updates on latest research Be the ... your profile is a work in progress (not written in stone) and can be updated continually!  For ...

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