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  1. Perennial sowthistle (Sanchus arvensis)

    https://pested.osu.edu/node/418

    alkaline to neutral, fine textured, rich soils. Flower: Bright yellow to yellow orange clustered flowers ...

  2. Water Hemp (Amaranthus tuberculatus)

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

    Habitat: Crop fields, disturbed areas. Prefers poorly drained soils. Flower: Narrow bracts arranged in ...

  3. Apple of Peru (Nicandra phyhsalodes)

    https://pested.osu.edu/node/396

    in the soil due to seed dormancy. Very competitive with soybeans and vegetable crops also has a low ...

  4. 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 ...

  5. 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, ...

  6. 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 ...

  7. AGRICULTURE FERTILIZER RECERTIFICATION WEBINAR- February 28, 2024

    https://pested.osu.edu/events/agriculture-fertilizer-recertification-webinar-february-28-2024

    Live Recertification Online Webinars One Hour Agriculture Fertilizer Recertification  February 28, ... 2023 Agricultural Fertilizer Recertification Links to the webinars rooms will be emailed to attendees ... for Agriculture Fertilizer Recertification Webinar online with a credit card Click here to print ...

  8. Kudzu (Pueraria montana)

    https://pested.osu.edu/node/404

    invasive species that can out-compete our native vegetation. It is a fast grower and has the potential to ... harbor pests of crops and humans. It threatens our forest and waterways because of the dense extreme ...

  9. CARTEENS Class

    https://franklin.osu.edu/events/carteens-class-111

    AT OUR EXTENSION OFFICE, LOCATED AT 2548 CARMACK RD, COLUMBUS, OH 43210 * ...

  10. CARTEENS Class

    https://franklin.osu.edu/events/carteens-class-110

    AT OUR EXTENSION OFFICE, LOCATED AT 2548 CARMACK RD, COLUMBUS, OH 43210 * ...

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