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Category: Weed Science

Bentazon Crop Safety – 2022

Posted on May 6, 2022April 11, 2024

Basagran T/O has been registered for several years as a directed application and as an over-the-top application on limited plant species. However, growers have expressed the need to have additional plants added for over-the-top applications.

Posted in CropSafety, Weed Science, Weed Science Crop Safety

Clopyralid Crop Safety – 2022

Posted on May 5, 2022April 22, 2024

Lontrel (clopyralid) was initially registered in 1998 for environmental horticulture uses. This initial label contained an extensive list of environmental horticulture plants where Lontrel could be used without causing phytotoxicity.

Posted in CropSafety, Weed Science, Weed Science Crop Safety

Flumioxazin + Prodiamine Crop Safety – 2021

Posted on December 27, 2021March 25, 2024

Fuerte (flumioxazin + prodiamine) has been registered in the United States since 2018. Starting in 2020, the IR-4 Project has been screening additional crops for their tolerance to over the top applications.

Posted in ArchivedCropSafety, CropSafety, Weed Science

Iron HEDTA Crop Safety – 2021

Posted on December 27, 2021March 18, 2024

Fiesta (Iron HEDTA) is a new herbicide currently labeled for post emergence broadleaf weed control on lawns (use on rights of way or non-crop areas), turf, golf courses, parks, playgrounds, cemeteries and athletic fields.

Posted in CropSafety, Weed Science, Weed Science Crop Safety

Pendimethalin Crop Safety – 2021

Posted on December 27, 2021June 4, 2024

Pendimethalin has been registered in the United States since 1994 for uses in and around environmental horticulture plants in production nurseries and in landscapes.

Posted in ArchivedCropSafety, CropSafety, Weed Science

Indaziflam Crop Safety – 2021

Posted on April 29, 2021March 18, 2024

From 2011 through 2020, IR-4 has completed 159 trials evaluating two granular and one liquid formulations of indaziflam for crop safety. The data contained in this report was generated to

Posted in ArchivedCropSafety, CropSafety, Weed Science

Isoxaben + Dithiopyr Crop Safety – 2021

Posted on April 23, 2021March 25, 2024

Fortress (isoxaben + dithiopyr) was registered in 2018 for environmental horticulture crop uses. Between 2018 and 2020, IR-4 examined 17 crop species / genera to expand this label to

Posted in CropSafety, Weed Science, Weed Science Crop Safety

Prodiamine Crop Safety Summary – 2020

Posted on October 16, 2020March 25, 2024

Prodiamine has been registered in the United States for many years for uses in and around ornamental plants in production nurseries and in landscapes. There have been several label

Posted in CropSafety, Weed Science, Weed Science Crop Safety

Halosulfuron Crop Safety – 2020

Posted on October 16, 2020April 17, 2024

Since 1995 IR-4 has completed 373 trials with products containing halosulfuron (Sedgehammer, Manage) on 137 crops. The data contained in this report were

Posted in CropSafety, Weed Science, Weed Science Crop Safety

Bentazon Crop Safety – 2020

Posted on October 16, 2020April 19, 2024

Basagran T/O has been registered for a number of years as a directed application and as an over-the-top application on limited plant species. However, growers have expressed the

Posted in CropSafety, Weed Science, Weed Science Crop Safety

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  • About IR-4
    ▼
    • Annual Reports
    • Careers
    • Contacts
      ▼
      • Headquarters Staff
      • National Directory
      • Regional Field Coordinators
    • History
    • Mission & Vision
    • News
    • Outreach
    • Participants in the Process
  • Food Crops
    ▼
    • Biopesticide Regulatory Support Program
    • Crop Grouping
    • Integrated Solutions
    • International Programs
    • Residue and Product Performance
  • Environmental Horticulture
  • Events & Training
  • Stakeholder Resources
    ▼
    • Database: Food Crops
    • eQA/eDOCs
    • Database: Environmental Horticulture
    • Databases: Biopesticides and Organic Support
    • Glossary of Acronyms
    • Upload Files
  • Submit a Project Request