Heliothine Trap Counts, June 24, 2026
Moth catches in bollworm pheromone traps were up some in most counties but continue to be lower than historical average catches for this time of year. Tobacco budworm trap catches are low, but about average.
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Posts From Fred Musser, Research Entomologist
2026 Southwestern Corn Borer Monitoring Program – Week ending 6/19/2026
Very low incidence of southwestern corn borers across trapping locations during the week of June 14th to June 20th. Southwestern Corn Borer Trapping Program Week Ending June 20, 2026 County Traps Reporting Total Reported Avg/Trap Maximum/Trap Alcorn 3 0 0
Heliothine Trap Counts, June 17, 2026
Bollworm pheromone trap moth catches for this week rose slightly from last week, but in general are still lower than average catches for this time of year. Tobacco budworm trap catches were still zero in the Northeast region, but about
2026 Southwestern Corn Borer Monitoring Program – Week ending 6/13/2026
Very low incidence of southwestern corn borers across trapping locations during the week of June 7th to June 13th. Southwestern Corn Borer Trapping Program Week Ending June 13, 2026 County Traps Reporting Total Reported Avg/Trap Maximum/Trap Alcorn 3 0 0
Heliothine Trap Catches, June 10, 2026
This week’s bollworm moth pheromone trap catches were well below typical catches for this time of year. Tobacco budworm numbers were low, but about normal.
2026 Southwestern Corn Borer Monitoring Program – Week ending 6/6/2026
Very low incidence of southwestern corn borers across trapping locations during the week of May 31st to June 6th. Southwestern Corn Borer Trapping Program Week Ending June 6, 2026 County Traps Reporting Total Reported Avg/Trap Maximum/Trap Alcorn 3 0 0
Heliothine Trap Catches, June 3, 2026
This week’s bollworm moth catches were similar to last week, and below normal for this time of year. Tobacco budworm moth catches were up a little this week, but still at at or below normal catches for this time of
2026 Southwestern Corn Borer Monitoring Program – Week ending 5/30/2026
Southwestern corn borers were not detected in any of the trapping locations in any county during the week of May 24th-30th. Southwestern Corn Borer Trapping Program Week Ending May 30, 2026 County Traps Reporting Total Reported Avg/Trap Maximum/Trap Alcorn 3
Heliothine Trap Catches, May 28, 2026
This week’s bollworm and tobacco budworm trap catches were similar to last week in all regions. Bollworm catches were much lower than average catches for this time of year.
2026 Southwestern Corn Borer Monitoring Program – Week ending 5/23/2026
Southwestern corn borers were not detected in any of the trapping locations in any county during the week of May 17th-23rd. Southwestern Corn Borer Trapping Program Week Ending May 23, 2026 County Traps Reporting Total Reported Avg/Trap Maximum/Trap Alcorn 3
Heliothine Trap Counts, May 20, 2026
Bollworm and tobacco budworm pheromone traps have been placed in several counties again this year to monitor the flights of these insect pests. While pheromone trap counts can be used to inform farmers and consultants of potential insect pressure in
2026 Southwestern Corn Borer Monitoring Program – Week ending 5/16/2026
This is the first southwestern corn borer report of the 2026 growing season. Traps are currently being deployed by extension agents across the major corn-producing counties in Mississippi. Southwestern Corn Borer Trapping Program Week Ending May 16, 2026 County Traps
Heliothine Trap Catches, September 5, 2025
The season is winding down, but corn earworm moths are still relatively abundant in the environment. Most crops are beyond susceptible growth stages, but there are still some late beans that can be damaged by corn earworm. This week’s moth
Heliothine Trap Catches, August 29, 2025
Bollworm moth trap catches were similar to last week and about average for this time of year. Tobacco budworm moths in the 3 Delta counties that have been catching numerous moths this year dropped this week.
Heliothine Trap Catches, August 21, 2025
Bollworm moth catches remained similar to last week and about average for this time of year. Tobacco budworm moth trap catches continued to be higher than normal in 3 Delta counties, but largely absent at all other trapping locations.
Heliothine Trap Catches, August 14, 2025
Bollworm moth trap catches were similar to the previous week and about average for this time of year. As has been true for several weeks, tobacco budworm moth trap catches were high in Leflore county but average to low in
Heliothine Trap Counts, August 7, 2025
Bollworm moth pheromone trap counts were similar to or lower than last week and about average for this time of year. Tobacco budworm trap counts remain slightly elevated in Leflore county, but were normal or low in all other regions.
Heliothine Traps, August 1, 2025
Both bollworm and tobacco budworm moth trap catches across the state were steady or lower this week compared to last week.
Heliothine Trap Catches, July 24, 2025
This week’s bollworm moth pheromone trap catches were largely lower than last week, while tobacco budworm trap catches were mostly higher in the Delta region compared to last week at levels higher that observed in recent years in Leflore county.
Heliothine Trap Catches, July 17, 2025
Bollworm trap catches this week were similar to last week and about average for this time of year. Tobacco budworm trap catches were high in Leflore and Washington counties this week, so in these areas Heliothine egg densities are likely
Heliothine Trap Catches, July 10, 2025
Bollworm pheromone trap catches were the same or higher than last week in every county and were mostly quite a bit higher than average counts for this time of year. Tobacco budworm counts were sharply higher in Leflore county, but
Heliothine Trap Catches, July 3, 2025
Bollworm trap catches in the Delta region dropped some this week from last week’s very high numbers, but catches were still equal to or higher than long term averages. Bollworm catches in Northeastern MS were about average. Tobacco budworm catches
Heliothine Trap Catches, June 26, 2025
Bollworm pheromone trap catches of moths were higher this week, especially in the Delta region. Washington County traps were filled with bollworm moths, with each trap (3 total) catching more than 400 moths during the week.
Heliothine Moth Trap Catches, June 19, 2025
Bollworm moth pheromone trap catches were similar to last week and about average for this time of the year. Tobacco budworm trap catches remained low.
Heliothine Trap Catches, June 5, 2025
Bollworm moth trap catches were somewhat lower this week compared to last week and are at levels about average for this time of year. Tobacco budworm catches remained very low.
