War Against Weeds

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,...

S12 - New Host Introduction and a Look Ahead

Sep 4, 2026

Welcome back to season 12 of the War Against Weeds Podcast! We are so excited to annouce a NEW host this season! Join us as we welcome Dr. Tommy Butts, a weed scientist at Purdue University. We also cover a bit of our summers, and what we are looking forward to this season!

S11 E16 - Herbicide Ballistic Technology: Innovation in Invasive Plant Management

May 20, 2026

In the last episode of season 11, Sarah and Alyssa sit down with Dr. James Leary to explore the innovative world of herbicide ballistic technology. James shares how his work in Hawaii led to the development of herbicide-filled projectiles designed to target invasive plants in hard-to-reach terrain. The conversation...

S11 E15 - Two States, One Challenge: The War on Weeds in Cotton

May 13, 2026

In this episode of War Against Weeds, the hosts sit down with weed science experts Dr. Peter Dotray (Texas Tech University) and Dr. Stanley Culpepper (University of Georgia) to explore the unique challenges of growing cotton across different regions of the U.S. From starting clean at planting to the critical role of...

S11 E14 - Hidden Residues: Sprayer Hoses and Herbicide Carryover

May 6, 2026

This week Joe Ikley and Sarah Ganske are joined by Dr. Tom Mueller (University of Tennessee) to discuss sprayer hose cleanout and herbicide residue risks. The conversation focuses on how hose materials, aging, and system design affect herbicide retention, with research insights comparing dicamba and 2,4-D...