As we enter summer, armyworm monitoring and trapping efforts will intensify.
Moth numbers are starting to increase along the northern part of the valley, according to UC Rice Farming Systems Advisor and Butte County Director, Luis Espino.
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The Intrepid® 2F Section 18 is approved for use again in 2021. Section 18 labels are available through the county agricultural commissioner offices when you add Intrepid® 2F to your pesticide permit.
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Here’s the latest information on the armyworm work in the Sacramento Valley, from UCCE Rice Farming Systems Advisor Luis Espino:
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Here’s the weekly armyworm update from UCCE Rice Farm Advisor, Luis Espino:
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The weekly update from UCCE Rice Farming Systems Advisor Luis Espino indicates a growing armyworm population in the Sacramento Valley. Here’s his update:
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Here’s the latest armyworm monitoring update from UCCE Rice Farming Systems Advisor Luis Espino:
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Here’s the latest on Armyworm trapping from UCCE Rice Farm Advisor Luis Espino:
Except for one field, all traps are showing very low numbers. There are still a few worms out there, but I have not seen any fields with high numbers. In some of the fields that are headed I started to notice armyworm panicle injury, but at very low levels. As fields go into heading, and moth populations start increasing, risk of panicle injury will also increase.
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The UCCE Rice Team will soon carry out a survey of weedy rice across our growing region.
Fields with a recent history of weed rice infestations will be surveyed. Here’s a link to more information on this effort.
Intrepid® 2F (EPA Reg No 62719-442) is the only methoxyfenozide product to legally use on rice for armyworm control. You can still tank mix Intrepid® 2F with your later season rice pesticide applications per label directions.
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Here’s the latest information from UCCE Rice Farming Systems Advisor Luis Espino on armyworm in the Sacramento Valley:
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