War Against Weeds

S12 E5 - Sucker Control Strategies in Perennial Crops (Hazelnuts, Olives, Prunes, and Grapes)

Oct 7, 2026

In this episode of War Against Weeds, Joe Ikley and Tommy Butts sit down with weed scientists Marcelo Moretti (Oregon State University) and Ryan Hill (University of California) to explore the challenge of sucker management in perennial crops such as hazelnuts, olives, prunes, and grapes. The discussion covers...

S12 E4 - Horseweed/Marestail Management: Cover Crops, Burndown, and Beyond

Sep 30, 2026

Marestail has been one of the most troublesome weeds in agronomic crops for more than two decades, and growers are still searching for effective ways to stay ahead of it. In this episode, Dwight Lingenfelter of Penn State joins us to discuss marestail biology, resistance, cover crops, tillage, and the...

S12 E3 - Building Biomass, Battling Weeds: USB Cover Crop Updates

Sep 23, 2026

In this episode of War Against Weeds, Joe Ikley and Alyssa Essman welcome Rodrigo Werle to share key insights from eight years of multi-state research on cover crops and weed management. The discussion explores why cereal rye has emerged as the top cover crop for suppressing troublesome weeds like waterhemp and Palmer...

S12 E2 - Fall Herbicide Applications

Sep 16, 2026

In this episode of War Against Weeds, Tommy Butts is joined by Joe Ikley (North Dakota State University) and Tom Barber (University of Arkansas) to discuss how fall-applied herbicides fit into weed management programs across very different environments. The conversation covers glyphosate-resistant Italian...

S12 E1 - Revenge Sprays

Sep 9, 2026

On our first episode of season 12, Tommy and Alyssa are joined by Dr. Mark VanGessel (University of Delaware) to discuss the effectiveness of late-season herbicide applications on weeds like waterhemp, Palmer amaranth, and burcucumber. They cover weed seed production, harvest concerns, herbicide limitations,...