David Owens, Extension Entomologist, owensd@udel.edu Early Season Moth Activity Many thanks to Haley Sater with UMD Cooperative Extension and Joanne Whalen, extension entomologist emeritus extraordinaire for assistance with checking traps. Moth counts were fairly low this week, possibly as a… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu Asparagus Continue scouting for asparagus beetles and eggs. Thresholds from Michigan State University suggest a lower threshold than previously reported; 5% of spears with adults and 2% of spears with eggs. Labeled materials include carbaryl,… Continue Reading
Nate Bruce, Farm Business Management Specialist, nsbruce@udel.edu Written 4/27/2023 Corn prices have been in steady retreat the past few months. The weather forecast in the corn belt is favorable for planting in late April and May. Unless, a major weather… Continue Reading
Jerry Brust, IPM Vegetable Specialist, University of Maryland; jbrust@umd.edu Spinach crown mites Rhizoglyphus sp. feed within the folds of new leaves in the crown of spinach plants. This feeding causes the new leaves to become deformed as they grow (Figs.1… Continue Reading
Jerry Brust, IPM Vegetable Specialist, University of Maryland; jbrust@umd.edu and Karen Rane, Plant Diagnostician, University of Maryland rane@umd.edu One very serious soil disease that affects Allium species, especially onion and garlic, is white rot, caused by the fungus Stromatinia cepivorum… Continue Reading
