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Category: Environmental Horticulture Program

Botrytis Efficacy Summary – 2023

Posted on May 24, 2023

At the IR-4 Environmental Horticulture Program Workshop in 2011, Botrytis Efficacy was selected as a high priority project to expand the knowledge and list of fungicides available to growers for these diseases.

Posted in Efficacy, Pathology, Plant Pathology Efficacy

S-Metolachlor Crop Safety – 2023

Posted on May 3, 2023

From 2004 to 2022, IR-4 completed 231 trials on Pennant Magnum (s-metolachlor). The data contained in this report was generated to register uses of s-metolachlor on and around environmental horticulture plants

Posted in CropSafety, Weed Science, Weed Science Crop Safety

Mealybug Efficacy – 2023

Posted on April 28, 2023

Managing mealybugs and scale insects presents unique challenges. Products with contact modes of action must be applied at specific timings in order to reach the most susceptible crawler stages

Posted in Efficacy, Entomology, Entomology Efficacy

SP2478 Crop Safety – 2023

Posted on April 21, 2023

SP2478 is a new fungicide being developed by SePro for the control of diseases on environmental horticulture crops such as powdery mildew and other diseases. The IR-4 Project completed

Posted in CropSafety, Pathology, Plant Pathology Crop Safety

Isoxaben + Dithiopyr Crop Safety – 2023

Posted on February 28, 2023

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

2023 Environmental Horticulture Workshop

Posted on February 28, 2023May 26, 2023

The 2023 EHC Priority Setting Workshop will be held October 10-12 in Little Rock, Arkansas.

Posted in Environmental Horticulture Program, EventsTagged 2023, environmental horticulture, events

2023 Event Dates: Industry Technology Session, Food Use Workshop, and EHC Workshop

Posted on February 27, 2023March 31, 2023 — Hannah Ross

Save these dates and stay tuned for more details!

Posted in Environmental Horticulture Program, Food Use, NewsTagged 2023, EHC, environmental horticulture, events, food use workshop, industry technology session, news, save the date

Beetle, Borer, Weevil & White Grub Efficacy – 2023

Posted on January 30, 2023

Collectively, managing coleopteran insects can be challenging because the adult and larval stages may both cause damage and sometimes occur on different hosts or on different plant parts.

Posted in Efficacy, Entomology, Entomology Efficacy

Mefentrifluconazole Crop Safety – 2023

Posted on January 3, 2023January 30, 2023

Avelyo (mefentrifluconazole) is a fungicide developed by BASF that has been registered for use since May 2020. It is used for the control of diseases such as anthracnose, powdery mildew,

Posted in CropSafety, Pathology, Plant Pathology Crop Safety

XDE-659 Crop Safety – 2022

Posted on December 23, 2022

XDE-659 is a new fungicide being developed by Corteva for the control of Botrytis gray mold, powdery mildew and other foliar pathogens of environmental horticulture crops. The IR-4 Project completed 20

Posted in CropSafety, Pathology, Plant Pathology Crop Safety

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This website is based upon work that is supported by the National Institute of Food and Agriculture, U.S. Department of Agriculture, under award number 2021-34383-34848 with substantial cooperation and support from the State Agricultural Experiment Stations, USDA-ARS, USDA-APHIS, and USDA-FAS. In accordance with Federal Law and U.S. Department of Agriculture policy, this institution is prohibited from discriminating on the basis of race, color, national origin, sex, age or disability.

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  • About IR-4
    ▼
    • Annual Reports
    • Careers
    • Contacts
      ▼
      • Headquarters Staff
      • National Directory
      • Regions & USDA-ARS
    • 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 Request