Sweet Corn IPM Newsletter – No. 7 – August 5, 2022 SILKING CORN THREATENED Corn Earworm, Fall Armyworm, Western Bean Cutworm in Higher Numbers SITUATION Very hot, dry conditions have pushed corn maturity and led to drought stress in unirrigated fields across the state. Drought stress during the pollination stage may lead to poor ear […]
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CORN EARWORM, FALL ARMYWORM NUMBERS RISE Silking corn in most locations now requires protection SITUATION Harvest of early corn continues in southern Maine. Showers have provided some drought relief in many locations, but seasonal rainfall is still well behind normal. Another predicted stretch of hot weather next will push corn maturity ahead. Moth counts of […]
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Sweet Corn IPM Newsletter No. 5 – July 22, 2022 PEST ACTIVITY REMAINS LOW…. FOR NOW Pest Numbers May Rise with Any Storms from the South Mark your calendars! Highmoor Summer Tour – Wednesday, July 27, 2022 1:30pm – Maine Pomological Society Meetings and Farm Tour ($10) 5pm – BBQ Supper ($25) 6pm – Vegetable […]
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Sweet Corn IPM Newsletter – No. 4 – July 15, 2022 COOL NIGHTS SLOW PEST ACTIVITY Fall Armyworm and Western Bean Cutworm Numbers Increasing SAVE THE DATE! Highmoor Summer Tour: 1:30 - Pomological Society Meetings and Tour ($10), 5:00 – Supper ($25/person) is served, 6:00 - Vegetable and Small Fruit Tour (free). (If you just want to attend the Vegetable […]
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Sweet Corn IPM Newsletter No. 3 – July 8, 2022 CORN EARWORM ACTIVITY INCREASING Early Silking Corn Requires Protection at Most Sites Highmoor Farm Summer Tour and BBQ Dinner – Wednesday, July 27 from 1:30-7:30. Click here for more information. SITUATION Lots of early corn is starting to silk in southern Maine, while early-mid season […]
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University of Maine Sweet Corn IPM Newsletter No. 2 – July 1, 2022 CORN PESTS ACTIVE IN EARLY FIELDS European Corn Borer, Corn Earworm & Fall Armyworm Moths Caught This Week SAVE THE DATE: Highmoor Farm Summer Tour and BBQ July 27 @1:30-7:30. More details soon! SITUATION Early corn planted under plastic mulch or rowcovers is […]
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Sweet Corn IPM Newsletter No. 1 – June 24, 2022 2022 SWEET CORN PEST SEASON BEGINS! European Corn Borer Active in Early Fields, Earworm Reported in Massachusetts The 2022 University of Maine Cooperative Extension Integrated Pest Management (IPM) program for sweet corn is getting underway. We are setting up pheromone traps to monitor the adult […]
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Sweet Corn IPM Newsletter No. 12- September 17, 2021 Click on photos to enlarge. COOL NIGHTS SLOW MOTH ACTIVITY Dried Silks Mean Fields No Longer Attractive For Earworm Moth Egg Laying This will be the final issue of the Sweet Corn IPM Newsletter for the 2021 season. I would like to thank all of the […]
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Sweet Corn IPM Newsletter No. 11- September 10, 2021 Click on photos to enlarge. LATE SEASON CORN EARWORM THREAT A Protective Schedule for Corn Earworm Needed on Any Silking Corn Remaining SITUATION Many farms are nearing the end of their sweet corn harvest, the summer heat has condensed maturity time for late planted corn. Earworm […]
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Sweet Corn IPM Newsletter No. 10- September 3, 2021 Click on photos to enlarge. CORN EARWORM THREATENS LATE SILKING CORN All Sites Now on Protective Schedule for Fall Armyworm and Corn Earworm SITUATION The sweet corn season is winding down. Cooler nights should slow late corn maturity and insect flights. However, the recent tropical […]
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