Controlling Perennial Weeds When They Emerge from Seed

Mark VanGessel, Extension Weed Specialist; mjv@udel.edu Perennials often produce seeds that are adapted to being moved by the wind (hemp dogbane, milkweed, or Canada thistle) or produce large seeds or berries that are eaten by birds and animals and spread… Continue Reading

Have You Purchased this Year’s Mid-Atlantic Field Crop Weed Management Guide?

Mark VanGessel, Extension Weed Specialist; mjv@udel.edu The guide covers weed control in corn, sorghum, soybean, small grains, and hay and pastures. The guide includes information on commonly used herbicides for these crops, including relative effectiveness for burndown, preemergence, and postemergence… Continue Reading