David Owens, Extension Entomologist, owensd@udel.edu Cole Crops Thresholds for cole crops early are 20% infested plants, rising to 30% infested plants during the midseason, and then falling again below 5% infested plants when the plants begin forming the harvested structures.… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu Sweet Corn This will be the last sweet corn trapping post of the 2021 season. Many thanks to Richard Monaco for faithfully checking all of our traps Mondays and Thursdays, rain or shine, holiday or… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu Cole Crops Recent heavy rains may be suppressing DBM and ICW egg hatch. Continue scouting for worm presence. Thresholds are 20% seedling or recent transplant infestation and 30% until beginning of reproductive stages or harvested… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu Pumpkins Scout pumpkins for aphids and treat if honeydew is starting to become evident, particularly on the pumpkin. We have a plethora of aphid active materials, including acetamiprid, Sivanto, Fulfill, PQZ, Sefina, Torac, diamides and… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu Tomato Continue treating for tomato fruitworm. Moth flight has been heavy. Also look for the characteristic yellow starburst pattern of stink bug feeding on the fruit. Excellent stink bug products include Assail and Venom or… Continue Reading
