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  1. Russian knapweed (Rhaponticum repens)

    https://pested.osu.edu/node/419

    allelopathic. The problem is…Russian knapweed persists in cultivated fields when established and produces deep ...

  2. CFAES Celebration of Students 2024

    https://aede.osu.edu/news/cfaes-celebration-students-2024

    p.m. Where:  Animal Science Building Arena, Columbus Check out this registration packet for information ...

  3. 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 ...

  4. Shatter cane (Sorghum bicolor)

    https://pested.osu.edu/node/412

    in height. Life cycle: Summer annual Habitat: Cultivated fields – especially cereal crops. Leaf: ...

  5. 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, ...

  6. Canada Thistle (Cirsum arvense)

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

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

  7. Wooster Ag Outlook and Policy Meeting, March 8, 2024

    https://aede.osu.edu/news/wooster-ag-outlook-and-policy-meeting-march-8-2024

    Ag Labor Outlook: Dr. Margaret Jodlowski, assistant professor, Ohio State University Registration ... begins at 7:30 a.m. and the program begins at 8 a.m. Registration is $10 and includes morning ... refreshments and handout materials. Pre-registration is requested by March 7 to help with planning the ...

  8. Wooster Ag Outlook and Policy Meeting, March 8, 2024

    https://aede.osu.edu/events/wooster-ag-outlook-and-policy-meeting-march-8-2024

    Ag Labor Outlook: Dr.  Margaret Jodlowski, assistant professor, Ohio State University Registration ... begins at 7:30 a.m. and the program begins at 8 a.m. Registration is $10 and includes morning ... refreshments and handout materials. Pre-registration is requested by March 7 to help with planning the ...

  9. 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. ...

  10. 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 ...

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