Bill Cissel, Extension Agent – Integrated Pest Management; bcissel@udel.edu Congratulations to John Swaine, III for correctly identifying the moths as true armyworms and for being selected to be entered into the end of season raffle for $100 not once but… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu Alfalfa Continue scouting alfalfa for alfalfa weevil damage. With the warm weather we have been having, they are active state-wide. When sampling, collect 30 stems (stems should be taken from several locations in the field),… Continue Reading
Bill Cissel, Extension Agent – Integrated Pest Management; bcissel@udel.edu Sawflies and True Armyworms Sample small grain fields for grass sawflies and true armyworms. A sweep net can be a quick and effective way to initially detect grass sawflies. Once you… Continue Reading
Joanne Whalen, Extension IPM Specialist; jwhalen@udel.edu Alfalfa Continue to scout fields for both alfalfa weevil and pea aphids. Economic levels of both can be found in alfalfa fields at this time. As a general guideline, you should consider a treatment… Continue Reading
Joanne Whalen, Extension IPM Specialist; jwhalen@udel.edu Alfalfa If economic levels of alfalfa weevil were present before harvest and you decide to cut instead of spray, be sure to check fields within one week of cutting for damage to the regrowth.… Continue Reading
