Podcasts

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War Against Weeds

Sarah, Joe, and Alyssa are three Extension weed scientists on a mission to help their audience understand what it takes for farmers to fight the war against weeds. Funding for the podcast is provided by the North Central IPM Center, on of four regional centers funded by the United States Department of Agriculture (USDA) National Institute of Food and Agriculture (NIFA) to promote and facilitate the adoption of effective integrated pest management (IPM) strategies. You can also find our episodes at https://cropprotectionnetwork.org/.

Latest Episode

S7 E15 - Weed Control in Mint

Our last topic for the season is weed control in MINT! Our guests this week are Dr. Stephen Meyers with Purdue University, and Dr. Pete Berry with Oregon State University. They chat about the challenges in growing mint, and share some other interesting facts about growing this specialty crop! Dr. Stephen Meyers and his lab can be found at the links below: https://www.purdue.edu/hla/sites/hla-happenings/article-tags/dr-stephen-meyers-lab/ https://twitter.com/stephenlmeyers Dr. Pete Berry can be found at this link: https://cropandsoil.oregonstate.edu/users/pete-berry

April 24 • 41m 57s

Episodes

S7 E15 - Weed Control in Mint

April 24 • 41m 57s

S7 E14 - A Canadian Perspective on Harvest Weed Seed Control

Welcome Back to the War Against Weeds Podcast! This week Joe and Sarah discuss harvest weed seed control with Breanne Tidemann. Breanne is a research scientist with Agriculture and Agri-Food Canada with her focus on weed management and field agronomy. Listen in to learn all about harvest weed seed control up in Canada!

April 17 • 47m 2s

S7 E13 - A Conversation Between Plants

Join us this week as Joe and Sarah chat with Dr. Clarence Swanton with the University of Guelph, while he delves into the intricacies of plant growth!

April 10 • 51m 37s

S7 E12 - Herbicide Carry Over with Kevin Bradley

This weeks topic is carry over! Sarah and Alyssa chat with guest host Kevin Bradly from the University of Missouri about herbicide carry over.

April 3 • 35m 48s

S7 E11 - Crop Injury with Bryan Young

This week Sarah and Joe chat with Bryan Young from Purdue University about crop injury!

March 27 • 50m 2s

S7 E10 - Interseeding

This week our topic is interseeding! What is interseeding? How is it used, and how can it be beneficial for growers? Find out in this episode! Alyssa and Joe chat with Dr. Karla Gage with Southern Illinois University about her work with interseeding across the country.

March 20 • 37m 17s

S7 E9 - Weed Control Failures

This week on the War Against Weeds Podcast Alyssa and Sarah discuss weed control failures with Dr. Peter Sikkema (@psikkema1) who recently retired from the University of Guelph. Thanks to our friends and sponsors @CropNetwork and @ncipmc for their support! Check out their pages for more great info!

March 13 • 39m 39s

S7 E8 - Broadleaf Weeds in Rangelands

This week Joe and Alyssa are joined by Dr. Brian Mealor from the University of Wyoming with another exciting episode about weed control in rangelands. This week they talk specifically about broadleaf weeds including leafy spurge, yellow toadflax, purple loosestrife and many many others. Interested in a summer internship in Wyoming? Check out our social media to see a flyer with more information. Other links mentioned in the episode: https://www.invasivegrasses.com/ https://www.uwyo.edu/plantsciences/department-directory/mealor-brian.html

March 6 • 52m 37s

S7 E7 - Poison Hemlock

Alyssa and Joe chat with Bill Johnson from Purdue University about poison hemlock, and other plants from the parsley family.

February 28 • 23m 38s

S7 E6 - Herbicide Burndown in No-Till

This week on the War Against Weeds Podcast Joe and Sarah chat with Tommy Butts about herbicide burndowns in no-till fields. An Arkansas, Kansas, and North Dakota perspective on burning down weeds prior to or after planting. Some links Tommy mentioned in the episode: https://www.uaex.uada.edu/farm-ranch/pest-management/weed/default.aspx https://ag.purdue.edu/btny/purdueweedscience/ Tommy Butts on Twitter/X: @weedsARwild

February 21 • 46m 7s

S7 E5 - What's in a Formulation?

Sarah and Alyssa chat with Dustyn Sawall about herbicide formulations. Dustyn works as a principle chemist for Winfield United and really gets “into the weeds” about the behind the scenes work and ideas that go into formulating the herbicides that make it to the market.

February 14 • 29m 1s

S7 E4 - What About Safeners?

Sarah and Joe chat with Dr. Dean Riechers from Univeristy of Illinois about safeners. What they are, how they are used and potential future uses!

February 7 • 41m 53s

S7 E3 - Isomers

This week’s topic is ~isomers~ Join Sarah and Alyssa as they sit down with Mark Kitt, a Technical Product Lead with Syngenta to chat about herbicide formulations.

January 31 • 28m 8s

S7 E2 - The Silver Bullet That Wasn't

This week on the War Against Weeds Podcast Alyssa and Joe chat with Marty Williams and Christopher Landau about glyphosate resistance in North America. The Silver Bullet That Wasn’t: Rapid Agronomic Weed Adaptations to glyphosate in North America Here is a link to the article: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10697415/

January 24 • 34m 32s

S7 E1 - Rewind and Fast Forward on the Farm

We are BACK with our first episode of season 7! This week all three hosts chat with 3 farmers from the Midwest about their weed management programs and experiences. Our guests include Mike Langseth from North Dakota, Rick Clifton from Ohio, and Scott Gigstad from Kansas.

January 17 • 39m 38s

S6 E16 - Parasitic Plants

Tune in to our last episode of the season, where Alyssa and Joe chat with Dr. Jim Westwood and Dr. Claude dePamphilis about parasitic plants. (Including mistletoe, among many others!) Some links mentioned in the episode: https://spes.vt.edu/faculty-staff/faculty/westwood-james.html https://www.huck.psu.edu/people/claude-depamphilis

December 20 • 46m

S6 E15 - History of NCWSS (North Central Weed Science Society)

This week on the War Against Weeds Podcast Joe and Alyssa are joined by Dr. Hartzler to discuss the North Central Weed Science Society and how it has grown and changed over the years.

December 13 • 46m 22s

S6 E14 - European Weed Management Perspective

This week on the War Against Weeds Podcast Sarah and Joe chat with Mark Waddington about his perspective on weed management in Europe.

December 6 • 41m 37s

S6 E13 - Herbicide Modes of Action

Join Joe and Sarah this week as they chat with Hudson Takano about herbicide modes of action!

November 29 • 42m 29s

S6 E12 - Eat the Weeds!

EAT THE WEEDS! We have a SPECIAL episode this week for Thanksgiving. Alyssa and Sarah chat with WAW podcast editor Steph DeSimini about edible weeds!!

November 22 • 20m 43s

S6 E11 - Group 15 Herbicides - Long Chain Fatty Acid Inibitors

Sarah and Alyssa chat with Dr. Aaron Hager about Group 15 herbicides (Long-Chain Fatty Acid Inhibitors)! Listen now!

November 15 • 44m 29s

S6 E10 - On Farm Research

This week Sarah and Alyssa sit down with Dr. Nathan Mueller and Dr. Elizabeth Hawkins to talk about on farm research!

November 8 • 34m 22s

S6 E9 - Weed Control Guides

This week Alyssa and Joe chat with Dr. Bill Johnson from Purdue University about weed control guides. How they are made, the differences between regions, and the importance of these guides. Listen now! Some links mentioned in the episode: https://extensionpubs.osu.edu/ https://www.ndsu.edu/agriculture/extension/publications/north-dakota-weed-control-guide

November 1 • 37m 39s

S6 E8 - Update on Targeted Herbicide Applications

This week Sarah and Alyssa are joined by Tom Wolf, Lauren Lazaro (@laurenmlazaro) and Brian Burgran to talk about targeted spray applications! You can find more information about more of their links provided below: https://sprayers101.com/ https://www.facebook.com/PrairieLandPartnersLLC/

October 25 • 50m 19s

S6 E7 - Poisonous Plants and Livestock

This week Alyssa and Sarah are joined by Dr. AJ. Tarpoff from Kansas State University. They discuss poisonous plants in livestock!

October 18 • 50m 37s

S6 E6 - Pasture and Rangeland Weed Control

This week on the War Against Weeds Podcast we are joined by Dr. Brian Mealor from the University of Wyoming to discuss weed control in pasture and rangeland. Link mentioned in the episode: https://www.eddmaps.org/

October 11 • 53m 8s

S6 E5 - Turf Weed Management

Noxious weeds, robot mowers, and snow mold, oh my! Join us this week as Joe and Sarah chat with turf weed scientist, Dr. Quincy Law.

October 4 • 41m 26s

S6 E4 - Harvest Weed Seed Control

This week on the War Against Weeds Podcast Alyssa and Joe are joined by Dr. Flessner, an extension specialist with Virginia Tech (@VTAGWeeds). They chat about harvest weed seed control methods, pros and cons, and how folks can look into these methods for their own farms. Here are some links mentioned in the episode to get started: https://growiwm.org/is-it-time-to-consider-harvest-weed-seed-control/ https://growiwm.org/tag/grow-farmer-forum/

September 27 • 41m 53s

S6 E3 - EPA Herbicide Action Plan Part II

This week Sarah and Joe are joined by special guests Dr. Kelly Tindall, Dr. Cameron Douglass, Dr. Stanley Culpepper, and Dr. Lee Van Wychen. Part 2 covers the herbicide strategy plan in more detail. Please check out these links to learn more about the topics discussed today: Webinar Link to EPA’s Proposed Herbicide Strategy and EPA’s Vulnerable Species Pilot Project: https://www.usda.gov/oce/pest/webinar Draft Strategy Press Release: https://www.epa.gov/newsreleases/epa-releases-draft-strategy-better-protect-endangered-species-herbicide-use To Provide Comments and to see the herbicide framework and documets: https://www.regulations.gov/docket/EPA-HQ-OPP-2023-0365

September 20 • 46m 50s

S6 E2 - EPA Herbicide Action Plan Part I

This week Sarah and Joe are joined by special guests Dr. Kelly Tindall, Dr. Cameron Douglass, Dr. Stanley Culpepper, and Dr. Lee Van Wychen. In part 1 they introduce the vulnerable species pilot program and the herbicide strategy plan. Part 2 will cover the herbicide strategy plan in more detail. Please check out these links to learn more about the topics discussed today: Webinar Link to EPA’s Proposed Herbicide Strategy and EPA’s Vulnerable Species Pilot Project: https://www.usda.gov/oce/pest/webinar Draft Strategy Press Release: https://www.epa.gov/newsreleases/epa-releases-draft-strategy-better-protect-endangered-species-herbicide-use To Provide Comments and to see the herbicide framework and documets: https://www.regulations.gov/docket/EPA-HQ-OPP-2023-0365

September 13 • 24m 29s

S6 E1 - Current State of Weed Management

Welcome BACK for season 6 of the War Against Weeds Podcast! This week we have Sarah, Joe and Alyssa to recap their summers and to discuss the most recent questions in the weed science world.

September 6 • 17m 29s

S5 E15 - Season 5 Wrap Up

Sarah, Joe and Alyssa chat about the wrap up to season 15. They cover favorite episodes and topics, and what we can expect moving forward.

April 26 • 27m 34s

S5 E14 - Metabolic Resistance

This week Alyssa and Sarah chat with Dr. Pat Tranel with the University of Illinois about herbicide resistance.

April 19 • 38m 18s

S5 E13 - Weed Management in Rice

Alyssa and Sarah are joined this week by Dr. Thomas Butts with the University of Arkansas to chat about weed control in rice. Listen now!

April 12 • 33m 56s

S5 E12 - Transgenic Crops

This week on the War Against Weeds Podcast, Sarah and Joe chat with Dr. Kevin Folta about transgenic crops and other technologies related to agriculture.

April 5 • 43m 7s

S5 E11 - Endangered Species Act: Part 2

This week's episode is Part 2 of the Endangered Species Act series. Joe and Sarah chat with Bill Chism, who previously worked as a senior biologist with the EPA, and currently serves as the chair of the WSSA Endangered Species Act Committee.

March 29 • 39m 49s

S5 E10 - Endangered Species Act: Part 1

This week’s topic is a two part series! Join Sarah and Joe as they chat with Dave Scott who currently serves as the Pesticide Administrator with the Indiana State Chemists Office.

March 22 • 38m 23s

S5 E9 - Weed ID Apps

Sarah and Joe chat with Dr. Erin Hill from Michigan State University about weed ID apps!

March 15 • 39m 28s

S5 E8 - Weed Mapping and Imaging

Join Joe as he chats with Steven Mirsky from the USDA, Muthu Bagavathiannan with Texas A&M, and Emily Unglesbee, Director of Outreach and Extension at GROW.

March 8 • 51m 12s

S5 E7 - Do ALS Inhibiting Herbicides Still Have a Place?

This week Joe and Sarah chat with Jodi Boe about ALS herbicides and soils! She is a Certified Crop Advisor in North Dakota, and is currently working for AGVISE Laboratories in Northwood, ND.

March 2 • 39m 32s

S5 E6 - WSSA Outstanding Graduate Student

We are joined this week by Dr. Stanley Culpepper and his PhD student Taylor Randell-Singleton from the University of Georgia. Taylor won the Weed Science Society of America (WSSA) Outstanding Graduate Student award at the 2023 meeting in Arlington, Virginia. Congrats Taylor!

February 22 • 32m 1s

S5 E5 - Cover Crops - Planting Green

Sarah and Alyssa chat with Dr. Rodrigo Werle and his PhD student Jose Nunes from the University of Madison-Wisconsin about planting cover crops for weed control.

February 15 • 40m 59s

S5 E4 - What's Old is New Again

We are joined this week by Dr. Peter Sikkema with the University of Guelph and Dr. Aaron Hager with the University of Illinois to discuss metribuzin use in soybeans.

February 8 • 38m 55s

S5 E3 - New Challenges for Kochia Control

This week Joe and Sarah chat with Dr. Brian Jenks and Dr. Charles Geddes about controlling kochia in North Dakota and Canada.

February 1 • 45m 36s

S5 E2 - Herbicide Resistant Ryegrass

This week on War Against Weeds Joe and Alyssa chat with Dr. Travis Legleiter at the University of Kentucky and Dr. Larry Steckel from the University of Tennessee about herbicide resistant ryegrass in the South.

January 25 • 37m 56s

S5 E1 - Concerns for 2023

Sarah, Alyssa and Joe start out season 5 by discussing new products and concerns for 2023. We are partnered with Crop Protection Network (CPN), so check out their page for more great information, and thanks to our sponsor North Central IPM Center for their support!

January 18 • 39m 19s

S4 E15 - Season 4 Wrap Up

The gangs all here this week! Sarah, Joe, Alyssa and our editor Steph discuss their favorite parts of season 4, and what's to come for season 5.

December 21 • 12m 37s

S4 E14 - Academic Weed Scientist's Perspective After 35 Years

Join Joe and Alyssa as they chat with Dr. Mark Loux, a (recently) retired weed scientist from The Ohio State University about his experiences and thoughts through his career.

December 14 • 37m 40s

S4 E13 - Electricity

It's electric! Join Alyssa and Sarah as they chat with weed scientists Dr. Lynn Sosnoskie and Dr. Kevin Bradley about using electricity for weed control.

December 7 • 43m 51s

S4 E12 - Antagonism

Alyssa and Sarah chat with Dr. Bryan Young from Purdue University about antagonism.

November 30 • 38m 17s

S4 E11 - Weed Management in Perennial Crops

Join Sarah and Alyssa as they chat with Dr. Brad Hanson from UC Davis about weed management in orchard and vineyard crops. A few resources that Brad mentions to check out include @UCIPM (UC Statewide IPM Program) on twitter and https://wric.ucdavis.edu

November 16 • 38m

S4 E10 - Weeds in Changing Climate

Join Sarah and Joe as they chat with Dr. Erin Burns at Michigan State University about weed ecology in our changing climate.

November 9 • 36m 2s

S4 E9 - Managing Herbicide Resistant Weeds in Australia

Join Joe and Sarah as they chat with Dr. Michael Walsh about his experiences on weed managment in Australia.

November 2 • 44m 30s

S4 E8 - Ragweeds

Join Joe and Alyssa as they chat with Dr. Bill Johnson from Purdue University and Dr. Christy Sprague from Michigan State University about ragweeds!

October 26 • 25m 23s

S4 E7 - Industry Perspective - Hiring and Managing in Weed Science

Dr. Stott Howard, a Heartland regional manager with Syngenta joins us this week to talk about his industry perspective around hiring and managing in weed science.

October 19 • 38m 34s

S4 E6 - Weed Science 101

Alyssa and Sarah chat with Dr. Kirk Howatt from North Dakota State University about the importance of going "back to the basics". We are partnered with Crop Protection Network (CPN), so check out their page for more great information, and thanks to our sponsor North Central IPM Center for their support!

October 12 • 54m 35s

S4 E5 - Moisture Extremes

Alyssa and Joe chat with Dr. Todd Baughman, a research and extension weed scientist from Oklahoma State University. They discuss moisture extremes and how these changes in weather patterns can influence weed management and crop selection. We are partnered with Crop Protection Network (CPN), so check out their page for more great information, and thanks to our sponsor North Central IPM Center for their support!

October 5 • 52m 59s

S4 E4 - Fall Applied Herbicides/Soil pH

Joe Ikley and Sarah Lancaster discuss fall applications of herbicides for weed management and pH extremes with Dr. Brian Jenks out in Western North Dakota. We are partnered with Crop Protection Network (CPN), so check out their page for more great information, and thanks to our sponsor North Central IPM Center for their support!

September 28 • 38m 40s

S4 E3 - Combine Cleanout

Join Sarah Lancaster and Joe Ikley as they chat with Dan Smith, a regional agronomist from the University of Wisconsin-Madison to talk about the importance of combine cleanout! Find Dan on twitter @agronomybadger How to Clean a Combine to Prevent Spreading Weed Seeds- https://www.youtube.com/watch?v=nDMq1UanSkE Between-Field Combine Clean-out to Reduce Weed Seed Movement- https://www.youtube.com/watch?v=kHON9cnCIdo https://crops.extension.iastate.edu/files/icm/between-field_combine_clean-out_fact_sheet_1.pdf

September 21 • 48m 6s

S4 E2 - Crop Injury

Joe Ikley and Alyssa Essman chat with Karen Corrigan, Kyle Okke, and Jason Hanson about crop injury following labeled herbicide applications. Find everyone on twitter! Karen Corringa - @weedgirl24 Kyle Okke - @okkefromuskogee Jason Hanson - @RocknRollAgrnmy Check out their podcasts: @girlstalkag and @AgHappyHour We are partnered with Crop Protection Network (CPN), so check out their page for more great information, and thanks to our sponsor North Central IPM Center for their support!

September 14 • 40m 23s

S4 E1 - Season 4 Introduction

Sarah and Joe introduce new host Alyssa Essman, our new partnership with the Crop Protection Network, recap issues from the summer, and give us a look into what season 4 will bring! Special thanks to the North Central Integrated Pest Management Center for their funding and support! https://www.ncipmc.org/

September 7 • 24m 19s

S3 E16 - Season 3 Wrap Up

Mandy, Joe, and Sarah are joined by the podcast intern, Taylor, as they share their highlights from this season and a look into what the summer and season 4 will bring us.

May 4 • 12m 42s

S3 E15 - What Can You Do With Drones?

Learn more about how drones are being utilized in weed management.

April 27 • 51m 48s

S3 E14 - Application in Action

Greg Kruger joins us to discuss different factors that are affecting sprayer coverage.

April 20 • 42m 8s

S3 E13 - Herbicide Resistance Update

Tommy Butts and Larry Steckel join us again to discuss the latest updates on resistance in the weed world.

April 13 • 41m 8s

S3 E12 - Delay is Equal to Decay

Peng Tian, from MU, joins us to cover submitting samples to your extension services. There are a lot of helpful tips in this episode.

April 6 • 36m 50s

S3 E11 - You've Got to Read the Labels

Andrew and Bridgette join us to talk about pesticide residues and what you might be doing without even knowing you are. The link to their lecture is on our Twitter page.

March 30 • 43m 6s

S3 E10 - Weed Management in Dry Beans and Field Peas

Find out what challenges and opportunities lie within the dry bean and field pea crops when it comes to weed management.

March 23 • 23m 35s

S3 E9 - Turf Talk

Scott McElroy from Auburn joins us to #talkturf. Find out about herbicides used in turfgrass and more.

March 16 • 35m 1s

S3 E8 - It Only Takes One Person To Make A Difference

Stanley Culpepper joined us to discuss the Endangered Species Act and the work that he does.

March 9 • 35m 24s

S3 E7 - WSSA Winners from Illinois

This week we chatted with the Weed Science Society of America's winners from the University of Illinois. They covered lots of topics and focused on their findings and their areas of expertise.

March 2 • 39m 39s

S3 E6 - Planting Green

Dr. Werle joins us to talk about planting soybeans green and how to terminate cover crops.

February 23 • 37m 2s

S3 E5 - Got Manure?

Melissa Wilson, the manure specialist, talks about some stinky stuff this week and how manure is related to weed science.

February 16 • 27m 34s

S3 E4 - Tumbleweeds in Real Life

Curt Thompson came out of retirement to help us with this one. Kochia tumbleweeds are a common species that we all know a little too well. Curt gives us an insight into the characteristics, tolerance, and much more of the tumbleweed.

February 9 • 39m 49s

S3 E3 - Let's Talk Formulations

Dawn Refsell, field science leader with Corteva, joins us to talk all things herbicide formulations. She covers multiple aspects of the formulations like discovery, development, the chemistry of them, and more.

February 2 • 34m 3s

S3 E2 - The More You Know

Mandy and Sarah are joined by Greg Dahl to discuss adjuvants and how you can utilize them.

January 26 • 45m 42s

S3 E1 - Looking Ahead Into 2022

Welcome to Season 3! We are excited to take a look into 2022 with several different people from all different regions and get their opinions about the top weed management concerns going into 2022.

January 19 • 50m 32s

S2 E14 - NCWSS Student Winners

This week Joe Ikley interviewed several of the student winners from the NCWSS annual meeting. They shared their major findings and takeaways from their research.

December 22 • 27m 55s

S2 E13- Publication Process

Anita Dille joins us this week to discuss peer-review publications and gives us some behind-the-scenes insight into the process of them.

December 15 • 30m 27s

S2 E12 - This Weed Has To Go

Precision weed management with Tom Wolf, Sarah, and Joe. Check out our social media to find out more about Tom and the link to his website.

December 8 • 41m 37s