Weed ID

Find Your Favorite Weed ID Tool

GROW’s Weed Identification page contains a growing list of weed identification resources, from webpage tools to mobile apps...
Weed IDCover CropsNew Developments

How a National Image Repository Can Transform Agriculture

Learn how the image repository is built and how it can open doors to more affordable and accessible “smart” precision ag...
Weed IDHerbicides

The Lowdown on Flowering Weeds & Viable Seeds

Those weed escapes in your fields may be getting ready to make their annual seedbank deposit sooner than you realize. In fact...
Cover CropsNew Developments

A Better View of Cover Crops Could Help Weed Control

Researchers are working to create a mobile app that allows a grower to map where their cover crop is sparse. This will show the...
Cover CropsIntegrating Tactics

Cover Crops and Weed Control in the Southeast: A Battle for Resources

Weeds suppressed by cover crops recover quickly in the Southeast U.S., so farmers must layer that tactic carefully, researchers...
Cover Crops

Explore How Planting Green Affects Crop Insects and Disease

A seminar series from the ag tech research organization, Precision Sustainable Agriculture (PSA), is featuring some of the work...
Cover Crops

Four Takeaways on Cover Crops and Weed Control from WSSA

Here are four takeaways from research on cover crops and weed control across the country. Read more here
Weed IDCover CropsNew Developments

How a National Image Repository Can Transform Agriculture

Learn how the image repository is built and how it can open doors to more affordable and accessible “smart” precision ag...
Cover CropsIntegrating Tactics

How Does Cover Crop Residue Interact with Soil Residual Herbicides?

Cover crop residue could potentially be a lifeline for weed control in dry years when soil residual herbicides suffer, according...
Cover CropsIntegrating Tactics

How to Make Cover Crops Work in Montana

Learn how cover crops affect wheat yields, crop rotations and livestock in the water-limited landscape of Montana.
Cover CropsHerbicidesHWSCNew Developments

How to Manage Weeds in the Face of Regulation and Resistance

Pesticide regulation and herbicide resistance are undergoing significant changes that may seriously limit herbicide options....
Cover CropsIntegrating Tactics

How to Use “Many Little Hammers” to Manage Waterhemp

Research from Iowa State University explores how combining cover crops, narrow rows and year-over-year herbicide control can help...
Cover CropsIntegrating Tactics

Interseeding Cover Crops in Corn: A Research Deep Dive

Penn State University Extension Weed Specialist Dr. John Wallace is leading research to help answer questions on how best to...
Cover CropsIntegrating Tactics

Narrow Rows & Cover Crops Boost Weed Control in Soybeans

If your soybean herbicide program needs a new wingman or two, Justine Fisher has two suggestions: cover crops and narrow soybean...
Cover CropsHerbicidesIntegrating Tactics

Planting Fall Covers? Know Your Herbicide Carryover Risks.

Knowing your summer herbicide selections, herbicide use rates, plantback restrictions and the sensitivities of your cover crop...
Cover Crops

Planting Green: Do Higher Cover Crop Seeding Rates Improve Weed Suppression?

Research from Penn State and the University of Delaware suggests that planting green is providing weed suppressive benefits...
Cover Crops

Rolling Through Planting: How One Farmer Multi-Tasks with Cover Crops

Why make two passes across a field when one will do? That’s the logic that has motivated Virginia farmer John Shepherd to run...
Cover Crops

Should You Adjust Cover Crop Seeding Rates as Planting Dates Change?

Is there a way to use seeding rates to adjust for early or late fall planting dates? That’s exactly the interaction this joint...
Cover CropsIntegrating Tactics

The Cover Crop That Never Dies: Scientists Explore Living Mulch

Imagine a cover crop that never stops growing — continuously suppressing weeds and supplementing the soil. Would this practice,...
Cover CropsHerbicidesIntegrating Tactics

The Hunt to Learn How Much Herbicide is Intercepted by a Cover Crop

A thick stand of cover crops can help suppress weeds, but it can also intercept residual herbicides sprayed in the spring to...
Cover CropsNew Developments

The Hunt to Make Cereal Rye More Competitive Above & Below Ground

Learn about how breeders are working to create allelopathic lines of cereal rye to repel weeds belowground.
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HerbicidesIntegrating Tactics

Cheatgrass (Downy Brome) Management in the Western U.S. 

Learn about the latest tricks to defeat this invasive weed species from Montana State University Extension weed specialist Dr....
Herbicides

EPA Visits MD Farms to Talk Weeds & Pesticide Labels

The tour aimed to give these agency scientists an on-the-ground, regional perspective on herbicide-resistant weeds and the...
Cover CropsHerbicidesHWSCNew Developments

How to Manage Weeds in the Face of Regulation and Resistance

Pesticide regulation and herbicide resistance are undergoing significant changes that may seriously limit herbicide options....
HerbicidesIntegrating Tactics

New Herbicide-Tolerant Traits Could Boost Sorghum’s Rotational Benefits

The three new herbicide-tolerant (non-GMO) traits entering the market expand sorghum postemergence grass weed control options,...
Cover CropsHerbicidesIntegrating Tactics

Planting Fall Covers? Know Your Herbicide Carryover Risks.

Knowing your summer herbicide selections, herbicide use rates, plantback restrictions and the sensitivities of your cover crop...
HerbicidesNew Developments

Scientists Use Drone Cameras to Spot Herbicide-Resistant Plants

What if all you needed to identify herbicide-resistant weeds was a hole punch, a drone camera and some LED lights?
Herbicides

Testing for Herbicide Resistance: A Look at Montana State’s Options

Montana State University offers a range of herbicide-resistance testing options for the state’s growers.
Cover CropsHerbicidesIntegrating Tactics

The Hunt to Learn How Much Herbicide is Intercepted by a Cover Crop

A thick stand of cover crops can help suppress weeds, but it can also intercept residual herbicides sprayed in the spring to...
HerbicidesIntegrating Tactics

The Latest on Herbicide Resistance & Weed Management in Montana

Learn about the status of herbicide-resistant weeds and management options in Montana’s agricultural regions.
Weed IDHerbicides

The Lowdown on Flowering Weeds & Viable Seeds

Those weed escapes in your fields may be getting ready to make their annual seedbank deposit sooner than you realize. In fact...
HerbicidesNew Developments

Three Things to Know About Spot Spray Technology Today

Learn the three major takeaways from a University of Wisconsin webinar on the status and future of precision spray technology.
Integrating TacticsHWSC

Catch & Kill: Targeting the Seedbank with Harvest Weed Seed Control

University of Missouri research suggests seed impact mills can reduce the vast deposits of weed seeds buried in Midwest crop...
Integrating TacticsHWSC

Chaff Lining Limits Weed Seed Spread at Harvest, Research Finds

Iowa State researchers found that the use of chaff lining concentrated 99% of waterhemp seeds to just 5% of the field, where they...
HerbicidesIntegrating Tactics

Cheatgrass (Downy Brome) Management in the Western U.S. 

Learn about the latest tricks to defeat this invasive weed species from Montana State University Extension weed specialist Dr....
Cover CropsIntegrating Tactics

Cover Crops and Weed Control in the Southeast: A Battle for Resources

Weeds suppressed by cover crops recover quickly in the Southeast U.S., so farmers must layer that tactic carefully, researchers...
Cover CropsIntegrating Tactics

How Does Cover Crop Residue Interact with Soil Residual Herbicides?

Cover crop residue could potentially be a lifeline for weed control in dry years when soil residual herbicides suffer, according...
Cover CropsIntegrating Tactics

How to Make Cover Crops Work in Montana

Learn how cover crops affect wheat yields, crop rotations and livestock in the water-limited landscape of Montana.
Cover CropsIntegrating Tactics

How to Use “Many Little Hammers” to Manage Waterhemp

Research from Iowa State University explores how combining cover crops, narrow rows and year-over-year herbicide control can help...
Integrating TacticsHWSC

HWSC in the Pacific Northwest: Druffel Farms Adds a Seed Impact Mill to Manage Weeds

Learn why Druffel Farms in Uniontown, WA have added a Seed Terminator to their weed management program.
Integrating TacticsHWSC

HWSC in the Pacific Northwest: Farmers Lead the Way in this Series

In a series of four videos, GROW spotlights four farmers who have integrated harvest weed seed control tactics into their...
Integrating TacticsHWSC

HWSC in the Pacific Northwest: Greene Ridge Farms Tackles Tough Weeds with Seed Impact Mill

Greene Ridge Farms recently added a seed impact mill, the Redekop SCU, to help manage cheatgrass (downy brome) and sterile brome.
Integrating TacticsHWSC

HWSC in the Pacific Northwest: Simon Crawford’s First Year with a Seed Impact Mill

Simon Crawford explains how he manages weeds with the Redekop Seed Control Unit (SCU).
Cover CropsIntegrating Tactics

Interseeding Cover Crops in Corn: A Research Deep Dive

Penn State University Extension Weed Specialist Dr. John Wallace is leading research to help answer questions on how best to...
Integrating TacticsNew Developments

Mowing, Zapping and Outcompeting Weeds: Opportunities and Trade-Offs

 Cornell researchers have been working with three weed management tactics in soybean production: a high soybean seeding rate,...
Cover CropsIntegrating Tactics

Narrow Rows & Cover Crops Boost Weed Control in Soybeans

If your soybean herbicide program needs a new wingman or two, Justine Fisher has two suggestions: cover crops and narrow soybean...
Integrating TacticsNew Developments

Narrow Rows are a Weed Control Win, New Study Says

A new meta-analysis shows narrow rows can significantly suppress weed density, site and seed production in soybean fields.
Integrating Tactics

Narrow Soybean Rows: How to Manage Both Weeds & White Mold

Learn from University of Wisconsin scientists how growers can use narrow rows for weed control and also reduce white mold...
HerbicidesIntegrating Tactics

New Herbicide-Tolerant Traits Could Boost Sorghum’s Rotational Benefits

The three new herbicide-tolerant (non-GMO) traits entering the market expand sorghum postemergence grass weed control options,...
Cover CropsHerbicidesIntegrating Tactics

Planting Fall Covers? Know Your Herbicide Carryover Risks.

Knowing your summer herbicide selections, herbicide use rates, plantback restrictions and the sensitivities of your cover crop...
Cover CropsIntegrating Tactics

The Cover Crop That Never Dies: Scientists Explore Living Mulch

Imagine a cover crop that never stops growing — continuously suppressing weeds and supplementing the soil. Would this practice,...
Cover CropsHerbicidesIntegrating Tactics

The Hunt to Learn How Much Herbicide is Intercepted by a Cover Crop

A thick stand of cover crops can help suppress weeds, but it can also intercept residual herbicides sprayed in the spring to...
HerbicidesIntegrating Tactics

The Latest on Herbicide Resistance & Weed Management in Montana

Learn about the status of herbicide-resistant weeds and management options in Montana’s agricultural regions.
HWSC

A Weed Seed Killing Machine: Testing the Redekop Seed Control Unit

Catch up on Virginia Tech researchers’ preliminary results on the Redekop SCU’s effect on weed seeds.
HWSC

Are You A Fan of DIY Weed Control? Try Chaff Lining.

Harvest weed seed control doesn’t have to be fancy or expensive. Just ask Michael Flessner, Extension Weed Specialist at...
Integrating TacticsHWSC

Catch & Kill: Targeting the Seedbank with Harvest Weed Seed Control

University of Missouri research suggests seed impact mills can reduce the vast deposits of weed seeds buried in Midwest crop...
Integrating TacticsHWSC

Chaff Lining Limits Weed Seed Spread at Harvest, Research Finds

Iowa State researchers found that the use of chaff lining concentrated 99% of waterhemp seeds to just 5% of the field, where they...
HWSC

Eastern Shore Farmer Tries Chaff Lining to Defeat Weeds

Learn how one farmer is using chaff lining to manage weeds on his operation near Eastville, Virginia, on the Eastern Shore. 
HWSCNew Developments

Evaluating a New Weed Killer: Blue Light and Heat

Texas A&M is one of the universities studying how the Directed Energy Unit uses blue light and infrared heat to kill weed...
HWSCNew Developments

GROW Reports on New Harvest Weed Seed Control Research in Australia

Learn about Australian research on harvest weed seed control with stripper headers and the Directed Energy Unit.
Cover CropsHerbicidesHWSCNew Developments

How to Manage Weeds in the Face of Regulation and Resistance

Pesticide regulation and herbicide resistance are undergoing significant changes that may seriously limit herbicide options....
Integrating TacticsHWSC

HWSC in the Pacific Northwest: Druffel Farms Adds a Seed Impact Mill to Manage Weeds

Learn why Druffel Farms in Uniontown, WA have added a Seed Terminator to their weed management program.
Integrating TacticsHWSC

HWSC in the Pacific Northwest: Farmers Lead the Way in this Series

In a series of four videos, GROW spotlights four farmers who have integrated harvest weed seed control tactics into their...
Integrating TacticsHWSC

HWSC in the Pacific Northwest: Greene Ridge Farms Tackles Tough Weeds with Seed Impact Mill

Greene Ridge Farms recently added a seed impact mill, the Redekop SCU, to help manage cheatgrass (downy brome) and sterile brome.
Integrating TacticsHWSC

HWSC in the Pacific Northwest: Simon Crawford’s First Year with a Seed Impact Mill

Simon Crawford explains how he manages weeds with the Redekop Seed Control Unit (SCU).
HWSC

Making Chaff Lining Work on Shepherd Grain Farms

Learn how one farmer is making chaff lining work on his Virginia farming operation.
HWSC

The Australian Weed Control Revolution

Growers in Australia commonly choose among six current systems of harvest weed seed control to prevent weed seeds from exiting...
Cover CropsNew Developments

A Better View of Cover Crops Could Help Weed Control

Researchers are working to create a mobile app that allows a grower to map where their cover crop is sparse. This will show the...
HWSCNew Developments

Evaluating a New Weed Killer: Blue Light and Heat

Texas A&M is one of the universities studying how the Directed Energy Unit uses blue light and infrared heat to kill weed...
HWSCNew Developments

GROW Reports on New Harvest Weed Seed Control Research in Australia

Learn about Australian research on harvest weed seed control with stripper headers and the Directed Energy Unit.
Weed IDCover CropsNew Developments

How a National Image Repository Can Transform Agriculture

Learn how the image repository is built and how it can open doors to more affordable and accessible “smart” precision ag...
Cover CropsHerbicidesHWSCNew Developments

How to Manage Weeds in the Face of Regulation and Resistance

Pesticide regulation and herbicide resistance are undergoing significant changes that may seriously limit herbicide options....
New Developments

Missouri Scientists Explore Weed Electrocution in Soybeans

Imagine taking a direct hit of 15,000 volts of electricity, as you stood in a wide open field, feet planted in the soil. Now you...
Integrating TacticsNew Developments

Mowing, Zapping and Outcompeting Weeds: Opportunities and Trade-Offs

 Cornell researchers have been working with three weed management tactics in soybean production: a high soybean seeding rate,...
Integrating TacticsNew Developments

Narrow Rows are a Weed Control Win, New Study Says

A new meta-analysis shows narrow rows can significantly suppress weed density, site and seed production in soybean fields.
HerbicidesNew Developments

Scientists Use Drone Cameras to Spot Herbicide-Resistant Plants

What if all you needed to identify herbicide-resistant weeds was a hole punch, a drone camera and some LED lights?
Cover CropsNew Developments

The Hunt to Make Cereal Rye More Competitive Above & Below Ground

Learn about how breeders are working to create allelopathic lines of cereal rye to repel weeds belowground.
HerbicidesNew Developments

Three Things to Know About Spot Spray Technology Today

Learn the three major takeaways from a University of Wisconsin webinar on the status and future of precision spray technology.