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  1. Russian thistle (Salsola Kali var. tenuifolia)

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

    Cultivated, fields, roadsides, railroad right-of ways, pastures, waste areas, irrigated areas, river bottoms, ...

  2. Canada Thistle (Cirsum arvense)

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

    aggressively. Hand-pulling and cultivation are often ineffective control mechanisms because new plants sprout ...

  3. Students of Agronomy, Soils and Environmental Sciences Spring Regional Meeting

    https://hcs.osu.edu/news/sases24

    Columbus, Ohio!  Registration Registration has closed for this event. Canceled registrations after March ...

  4. Garden Symposium XXXVII

    https://washington.osu.edu/events/garden-symposium

    create their own food forest oasis, select and grow favorite fruits and berries, and cultivate a variety ... of herbs for beneficial teas. Click here for registration flyer with more information. ...

  5. We Grow Scientists! A COSI Community Event Returns for 2024

    https://hcs.osu.edu/cosi-24

    arrive for the event? No pre-registration is necessary. You're invited to stop in and join the fun ...

  6. Giant Hogweed (Heracleum mantegazzianum)

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

    growing 15'-20' in height in large clusters. Sap may cause servere skin irritation. Life cycle: ... blisters usually appear 15 to 20 hours after contact with the sap and sunlight. ...

  7. Hairy white top or ballcress (Lepidium appelianum)

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

    lobes clasping the stem Flower: Clustered white flowers in racemes made up of 20-30 flowers. The flowers ...

  8. FIRST-TIME Fertilizer Certification Webinar- 3 HOUR

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

      March 28, 2024 8:30 am- 12:30 pm Registration Deadline: March 22, 2024 Cost: $35 This 3-hour training is ... Certified Applicators/Regulations Jocelyn Birt Water Quality Extension Associate 9:20 Water Quality Impacts ... Agronomic Systems 11:20 Nitrogen Recommendations to Maximize Economic Potential and Limit Edge of Field ...

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

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

    Registration Schedule License and Study Materials Contact New Pesticide Applicator Training Classes (Core and ... Commercial Recertification Programs  in the winter.     Registration $35 Morning Session  - Core/Trained ... webinar. REGISTRATION IS CLOSED  This course will be taught as an online webinar. If you register, you will ...

  10. Serrated tussock (Nassella trichotoma)

    https://pested.osu.edu/node/423

    live up to 20 years. Usually grows up to 2' in height with a deep fiberous root system. Life ...

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