Joanne Whalen, Extension IPM Specialist; jwhalen@udel.edu Alfalfa Continue to sample fields on a weekly basis for defoliators including earworm, webworms and all armyworm species. Economic levels of defoliators, especially corn earworm and beet armyworm continue to be found causing damage.… Continue Reading
Jerry Brust, IPM Vegetable Specialist, University of Maryland; jbrust@umd.edu A sample of fruit flies was given to me by Bob Rouse, a horticultural consultant, from fruit farms he consults for in Central Maryland; these flies were identified by me and… Continue Reading
Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu Hurricane Irene caused less damage than expected in the region. However, there were still significant impacts on crops in Delaware. The most obvious is lodging in field corn. On the vegetable side,… Continue Reading
Gordon Johnson, Extension Vegetable & Fruit Specialist; gcjohn@udel.edu A number of growers are interested in the potential for re-growth cropping of lima beans. This is where plants are left to re-grow after pod stripping in early harvested fields, allowing for… Continue Reading
Bob Mulrooney, Extension Plant Pathologist; bobmul@udel.edu Cucurbit Downy Mildew Cucurbit downy mildew was confirmed on pumpkin, summer squash and winter squash this week in DE. It will likely be more widespread following the storm. Maintain fungicide sprays specific for downy… Continue Reading
