David Owens, Extension Entomologist, owensd@udel.edu Tomatoes Continue treating for worms. Soybean looper activity at Carvel is very high in tomato plots, which is unusual. Loopers are difficult to kill, with some of the most effective materials being Proclaim and Avaunt.… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu Sweet Corn Scout pre-tassel push sweet corn for fall armyworm now. Processing thresholds are 15% infested whorls early; mid-late whorl stages 30%, and tassel push thresholds are 15%. New Jersey recommends slightly lower whorl and… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu Be sure to scout strawberry plantings for spider mites. Thresholds during the flowering and fruiting stage are 15 – 20 mites per leaflet. Take 10 mid-canopy leaflets (not the full leaf) per acre and count… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu Sweet Corn Much of the sweet corn crop is in, what is left though still faces high pressure. For the most part, daytime temperatures are forecast to be in the low 80s to upper 70s,… Continue Reading
