David Owens, Extension Entomologist, owensd@udel.edu Small Grains Insect activity appears to be very low in small grains. Reports were received from county agents scouting small grains with minimal aphid activity. This time of year, thresholds for aphids are very high.… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu Soybean Continue scouting full season soybeans for stink bugs, particularly those fields that are fairly narrow and with a large, wooded perimeter. We sampled over a dozen fields this week and encountered significant stink bug… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu Corn Continue scouting for cutworm activity. A report came in this week of cutworm injury to vegetables, so they are still active. Thresholds are 5% cut plants with larvae present. Dig around the base of… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu Corn Continue scouting for cutworm in corn. You may see withered plants which can be indicative of cutworm, wireworm, or white grub attack. Cutworms will make burrows in the soil, such burrows will be as… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu Alfalfa There have been reports from other states of fall armyworm defoliating alfalfa. Another generation is hatching out of egg masses now, so be on the lookout for them during this week coming and the… Continue Reading
