Mark VanGessel, Extension Weed Specialist; mjv@udel.edu The regional weed scientists have put together a quick reference chart for herbicide options to control the “BIG 3” herbicide-resistant weeds in the region, horseweed or marestail, Palmer amaranth and common ragweed. Use these… Continue Reading
Mark VanGessel, Extension Weed Specialist; mjv@udel.edu The regional weed scientists have put together a quick reference chart for herbicide options to control the “BIG 3” herbicide-resistant weeds in the region, horseweed or marestail, Palmer amaranth and common ragweed. Use these… Continue Reading
Mark VanGessel, Extension Weed Specialist; mjv@udel.edu From the questions and comments I have been getting, there is a real effort to stay after the Palmer amaranth in fields. However, driving around it seems some of the patches on field edges… Continue Reading
Mark VanGessel, Extension Weed Specialist; mjv@udel.edu On June 8, EPA issued a ruling to allow use of existing stocks of dicamba on soybeans. Read DE Department of Agriculture press release here https://news.delaware.gov/2020/06/09/delaware-growers-allowed-to-use-up-existing-dicamba-stock/. Dicamba that was in the possession of commercial… Continue Reading
Claudio Rubione, University of Delaware, Weed Science and Mark VanGessel, Extension Weed Specialist; mjv@udel.edu Integrated weed management (IWM) combines various methods to reduce or eliminate the effect of weeds on crop production over time, using a combination of practices that… Continue Reading
