Jarrod O. Miller, Extension Agronomist, jarrod@udel.edu Temperatures in the upper 80s last week helped produce the degree days needed for corn to emerge. Most fields we have observed have had emergence in about 6-7 days from planting. The corn in… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu Alfalfa Continue scouting for alfalfa weevil defoliation. Alfalfa weevil are light green with a small black head and no legs. This is very different from armyworm which do have legs and are quite a bit… Continue Reading
Jerry Brust, IPM Vegetable Specialist, University of Maryland; jbrust@umd.edu Something I do not see very often is sow bugs or pill bugs or roly-polys (Fig. 1) feeding on and damaging vegetables, in this case it was turnip and radish bulbs.… Continue Reading
Jerry Brust, IPM Vegetable Specialist, University of Maryland; jbrust@umd.edu In high tunnels and in the field, I have been seeing spinach or beet leaf miner Pegomya hyoscyami and P. betae respectively in swiss chard and spinach. These leafminers are a… Continue Reading
Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu Where possible, vegetable growers should consider the use of summer soil building crops. This can be between spring and fall crops, prior to mid-season plantings or anytime there is about 6-8 weeks… Continue Reading
