Sweet Corn IPM Newsletter No. 9 – August 27, 2021 Click on photos to enlarge. FALL ARMYWORM NUMBERS RISING Fall Armyworm and Corn Earworm Threaten Late Silking Corn. SITUATION Hot weather has pushed maturity of late planted fields, condensing the harvest season. Supply and quality look good for the upcoming holiday weekend at most […]
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Sweet Corn IPM Newsletter No. 8 – August 23, 2021 Click on photos to enlarge. PEST NUMBERS HIGHER IN MOST LOCATIONS Protection Against Earworm, Armyworm and Borer Recommended SITUATION More warm weather and rain continue to push maturity of late planted corn varieties. As we move towards the Labor Day Weekend, quality is mostly reported […]
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Sweet Corn IPM Newsletter No. 7- August 13, 2021 Click on photos to enlarge. PEST NUMBERS REMAIN LOW Fall Armyworm & Western Bean Cutworm Highest Threat to Silking Corn SITUATION Corn development has sped up rapidly with the onset of another spell of very warm weather this week. Harvest is in full swing […]
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Sweet Corn IPM Newsletter No. 6- August 5, 2021 Click on photos to enlarge. CORN EARWORM AND FALL ARMYWORM NUMBERS LOW Western Bean Cutworm Numbers Higher; May Threaten Silking Corn SITUATION Corn development and harvest slowed this week with more rain and cooler temperatures though much of the state. Predicted warmer temperatures on the coming […]
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Sweet Corn IPM Newsletter No. 5- July 30, 2021 FALL ARMYWORM & CORN BORER THREATEN SILKING CORN Corn Earworm Numbers Low, But Western Bean Cutworm Numbers Higher SITUATION With corn harvest getting into full swing in Southern Maine, many fields received another soaking this week. Nitrogen deficiency, indicated by yellowing of the lower […]
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Sweet Corn IPM Newsletter No. 4 – July 23, 2021 Click on photos to enlarge. PEST PRESSURE INCREASING FOR SILKING CORN Corn Earworm, Fall Armyworm & European Corn Borer Numbers Higher SITUATION Early corn harvest is underway in Southern Maine. Recent rains have made access to some fields difficult as we experience a second mud […]
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Sweet Corn IPM Newsletter No. 3- July 16, 2021 Click on photos to enlarge. CORN EARWORM, FALL ARMYWORM, CORN BORER THREAT Early Silking Fields May Require Protection SITUATION Some very early corn is being harvested in the southern part of the state, and it looks as though the season will be in full swing in […]
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Sweet Corn IPM Newsletter- No. 2- July 9, 2021 Click on photos to enlarge. EARLY TROPICAL STORM BRINGS CORN EARWORM THREAT Early Silking Fields May Require Protection SITUATION The hot weather, which pushed corn development into very early silking, appears to be over, at least for now, and a tropical storm moving up the East […]
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Sweet Corn IPM Newsletter- No. 1- June 25, 2021 Click on photos to enlarge 2021 SWEET CORN PEST SEASON BEGINS! European Corn Borer, Corn Earworm May Be Active in Early Fields The 2021 University of Maine Cooperative Extension Integrated Pest Management (IPM) program for sweet corn is getting underway. We continue to follow pandemic protocols, […]
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Last Issue for 2020 Click on photos to enlarge. Sweet Corn IPM Newsletter No. 11 – September 11, 2020 EARWORM, ARMYWORM COUNTS HIGHER TO END THE SEASON Fall Armyworm Still Threatens Late Maturing Corn in Many Fields This will be the final issue of the Sweet Corn IPM Newsletter for the 2020 season. I would […]
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