Mark VanGessel, Extension Weed Specialist; mjv@udel.edu There is a video to help with grass seedling identification on the GROW.org website. It covers the most common grassy weeds that we see in the region. https://growiwm.org/how-to-identify-grass-weeds-early-in-the-season/
David Owens, Extension Entomologist, owensd@udel.edu Spotted wing drosophila and Japanese beetles continue to be the primary pests of concern in caneberries, blue berries, and grapes. SWD thresholds are essentially 1 per trap or at least begin treatments when they are… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu Some of the early corn is beginning to tassel, and other fields are approaching tassel. Scout fields, particularly those close to wheat fields, for stink bugs. V14 to VT thresholds from NCSU (https://corn.ces.ncsu.edu/2020/05/important-changes-for-stink-bug-thresholds-in-corn-for-2020/) are 10… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu Cucurbits In the past week or so, cucumber beetles migrated in large numbers into a cantaloupe field at Carvel. This seems to be a bit unusually late. Most watermelon should be safe from defoliation at… Continue Reading
David Owens, Extension Entomologist, owensd@udel.edu This week, I didn’t take too many photos. I reckon most folks know what rain-checking on tomatoes and Japanese beetles look like. I did, however, take a photo of strange spots on plants a few… Continue Reading
