All posts by Scott Stewart, West TN Research & Education Center

Southwestern Corn Borers on the Rise

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SWCB Larva
SWCB Larva

Moth traps (see Quick Links menu) indicated a small upswing in catches of southwestern corn borer moths this past week.  Expect a much sharper increase in some areas next week as the second generation really kicks off.  The reality is that the vast majority of non-Bt fields in the state will not have substantial corn borer infestations.  But some non-Bt corn fields will be at risk.  Below are some points to consider if you are in an area with chronic SWCB problems or moth trapping during the first generation indicated the potential for problems in your area. Continue reading


Bug Calls of the Week

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Tarnished plant bug (adult)
Tarnished plant bug (adult)

Tarnished plant bugs in cotton:  This is number one with many reports of treatment, but not blowout populations, primarily in cotton once in gets 8-10 total nodes.  I’ve discussed thresholds and treatment options in a couple of recent articles (linked below).
Cotton Moves Forward (June 26, 2013)
Preparing for Plant Bugs (June 20, 2013)

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