WeedSmartAU
@weedsmartau.bsky.social
WeedSmart delivers science-backed, sustainable weed control solutions to Australian growers and advisors.
Stay tuned for weedy conversations and relevant stories, or get in touch at [email protected].
Stay tuned for weedy conversations and relevant stories, or get in touch at [email protected].
Looking for better mix and rotate solutions in the Northern farming systems? The use of residuals and group 14s can provide benefits but also requires care to enable cropping options at the start of each seeding phase.
Register for our next webinar with Paul McIntosh & Tony Lockrey: buff.ly/nPLuC0l
Register for our next webinar with Paul McIntosh & Tony Lockrey: buff.ly/nPLuC0l
December 19, 2025 at 9:44 AM
Looking for better mix and rotate solutions in the Northern farming systems? The use of residuals and group 14s can provide benefits but also requires care to enable cropping options at the start of each seeding phase.
Register for our next webinar with Paul McIntosh & Tony Lockrey: buff.ly/nPLuC0l
Register for our next webinar with Paul McIntosh & Tony Lockrey: buff.ly/nPLuC0l
Leaving summer weeds unchecked resulted in a GM loss of $35/ha, due to reduced yield, even with no weed-control expenditure (foreground). In contrast, full summer weed control (background) resulted in a GM of $341/ha. (Photo: NSW DPIRD)
buff.ly/Z1Q3Ft5
buff.ly/Z1Q3Ft5
December 19, 2025 at 9:03 AM
Leaving summer weeds unchecked resulted in a GM loss of $35/ha, due to reduced yield, even with no weed-control expenditure (foreground). In contrast, full summer weed control (background) resulted in a GM of $341/ha. (Photo: NSW DPIRD)
buff.ly/Z1Q3Ft5
buff.ly/Z1Q3Ft5
Missed our latest webinar? 😱 Fear not! You can now watch an online replay: buff.ly/0PVf0SK 😌
Hear from Greg Condon, Chris Davey, Bec Marshall & Pete Boutsalis as they discuss clethodim use patterns, strategies to prevent resistance, and results from the Southern and lower-Northern growing regions.
Hear from Greg Condon, Chris Davey, Bec Marshall & Pete Boutsalis as they discuss clethodim use patterns, strategies to prevent resistance, and results from the Southern and lower-Northern growing regions.
December 18, 2025 at 11:15 AM
Missed our latest webinar? 😱 Fear not! You can now watch an online replay: buff.ly/0PVf0SK 😌
Hear from Greg Condon, Chris Davey, Bec Marshall & Pete Boutsalis as they discuss clethodim use patterns, strategies to prevent resistance, and results from the Southern and lower-Northern growing regions.
Hear from Greg Condon, Chris Davey, Bec Marshall & Pete Boutsalis as they discuss clethodim use patterns, strategies to prevent resistance, and results from the Southern and lower-Northern growing regions.
Need easy access to the Cotton HRMS guide and sample strategies for fallow and in-crop weed control? You can grab it off our website 🚩 Shared on behalf of our industry partner, #CRDC @cottoninfo 🌱 💭 👨🌾
Cotton HRMS - WeedSmart
The 2025/26 cotton HRMS recommends using six different weed control tactics to target grass and broadleaf weeds spanning a two-year period.
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December 18, 2025 at 9:16 AM
Need easy access to the Cotton HRMS guide and sample strategies for fallow and in-crop weed control? You can grab it off our website 🚩 Shared on behalf of our industry partner, #CRDC @cottoninfo 🌱 💭 👨🌾
‼️Breaking news‼️ Lupin breeder, Matt Aubert says AGT is responding to grower demand for an imi-tolerant narrow-leafed lupin variety to give growers the ability to control blue lupins in-crop. buff.ly/8lREnGt
December 15, 2025 at 9:16 AM
‼️Breaking news‼️ Lupin breeder, Matt Aubert says AGT is responding to grower demand for an imi-tolerant narrow-leafed lupin variety to give growers the ability to control blue lupins in-crop. buff.ly/8lREnGt
🎙️New Paddock Talk episode is now available 💰 Summer weed control ROI + Crop competition from the ground up
Paddock Talk Ep#13 - WeedSmart
Summer weed control ROI + Crop competition from the ground up
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December 15, 2025 at 1:49 AM
🎙️New Paddock Talk episode is now available 💰 Summer weed control ROI + Crop competition from the ground up
CSIRO’s Jackie Ouzman says cotton growers are keeping weed numbers low, mainly through effective herbicide use. Weeds cost cotton growers an average $445/ha annually, primarily through an average annual expenditure on weed control of $387/ha. @cottoninfo #CRDC #askyouragronomist
Keeping weed numbers low pays off in cotton - WeedSmart
Cotton growers are keeping weed numbers low and preserving yield, mainly through effective herbicide use costing $387/ha annually.
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December 7, 2025 at 1:49 AM
CSIRO’s Jackie Ouzman says cotton growers are keeping weed numbers low, mainly through effective herbicide use. Weeds cost cotton growers an average $445/ha annually, primarily through an average annual expenditure on weed control of $387/ha. @cottoninfo #CRDC #askyouragronomist
Clethodim-resistance and strategies to prevent its development will be explored in next week's webinar. Hear insights from Peter Boutsalis into ryegrass resistance patterns & emerging trends & Bec Marshall on tackling resistance in the Victorian & NSW cropping region.
🎧 Register buff.ly/aX4tKhD
🎧 Register buff.ly/aX4tKhD
December 3, 2025 at 9:15 PM
Clethodim-resistance and strategies to prevent its development will be explored in next week's webinar. Hear insights from Peter Boutsalis into ryegrass resistance patterns & emerging trends & Bec Marshall on tackling resistance in the Victorian & NSW cropping region.
🎧 Register buff.ly/aX4tKhD
🎧 Register buff.ly/aX4tKhD
Weeds can evolve resistance quickly. Declining clethodim efficacy in canola and pulse-based rotations can be addressed with increased diversity. Greg Condon & Chris Davey talk with Bec Marshall & Pete Boutsalis to discuss strategies to slow clethodim resistance.
🎧 Register
🎧 Register
Webinar 1: The Rise & Fall of Clethodim - WeedSmart
Webinar 1: The Rise & Fall of Clethodim - WeedSmart - November 10, 2025
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December 3, 2025 at 1:49 AM
Weeds can evolve resistance quickly. Declining clethodim efficacy in canola and pulse-based rotations can be addressed with increased diversity. Greg Condon & Chris Davey talk with Bec Marshall & Pete Boutsalis to discuss strategies to slow clethodim resistance.
🎧 Register
🎧 Register
Col McMaster reminds us about the importance of getting the first summer weed spray done early – delays later on have less impact on next winter crop yields and profit. (Image GRDC) Read more to see why: buff.ly/Z1Q3Ft5
December 2, 2025 at 9:16 AM
Col McMaster reminds us about the importance of getting the first summer weed spray done early – delays later on have less impact on next winter crop yields and profit. (Image GRDC) Read more to see why: buff.ly/Z1Q3Ft5
🌱 🚩 Feeling twitchy seeing weeds in the paddock at harvest? Make some time & register for our first webinar in 2025-26 series: The Rise and Fall of Clethodim 🔎 🎧 Register on our events page buff.ly/qgASude
November 22, 2025 at 9:16 AM
🌱 🚩 Feeling twitchy seeing weeds in the paddock at harvest? Make some time & register for our first webinar in 2025-26 series: The Rise and Fall of Clethodim 🔎 🎧 Register on our events page buff.ly/qgASude
🎙️ New Paddock Talk episode is now available 🌾 Benefits of a dual mode harvest weed seed control + Cotton herbicide resistance management strategy for XTendFlex
Paddock Talk Ep#11 - WeedSmart
Dual harvest weed seed control + Cotton herbicide resistance management strategy
buff.ly
November 22, 2025 at 7:45 AM
🎙️ New Paddock Talk episode is now available 🌾 Benefits of a dual mode harvest weed seed control + Cotton herbicide resistance management strategy for XTendFlex
Are you set up to collect weed seeds at harvest this year? Chafflining is the cheapest and easiest way to get into harvest weed seed control, and there’s no burning required. Check out this guide to get chute designs.
Setting up for chafflining - WeedSmart
Chaff lining involves making a simple chute to divert the weed seed-bearing chaff fraction into a narrow windrow behind the harvester.
buff.ly
November 22, 2025 at 7:45 AM
Are you set up to collect weed seeds at harvest this year? Chafflining is the cheapest and easiest way to get into harvest weed seed control, and there’s no burning required. Check out this guide to get chute designs.
🎧 Check out our Regional Update featuring SA farmer Reece Rayson, who has started harvesting in Kimba 🎧
November 20, 2025 at 8:01 PM
🎧 Check out our Regional Update featuring SA farmer Reece Rayson, who has started harvesting in Kimba 🎧
The cotton HRMS suggests growers apply at least 6 different weed control tactics to target grass and broadleaf weeds spanning a 2-yr period. Use more tactics if the program incl. selective herbicides. Include herbicide + non-herbicide tactics.
buff.ly/OmRBPcL
buff.ly/OmRBPcL
November 5, 2025 at 1:49 AM
The cotton HRMS suggests growers apply at least 6 different weed control tactics to target grass and broadleaf weeds spanning a 2-yr period. Use more tactics if the program incl. selective herbicides. Include herbicide + non-herbicide tactics.
buff.ly/OmRBPcL
buff.ly/OmRBPcL
David Thornby says cotton growers are contending with glyphosate-resistant weeds and shifting weed spectrums. The new HRMS provides a 2-year weed control program to keep key herbicides working as growers move from RR Flex to XtendFlex varieties.
buff.ly/OmRBPcL
buff.ly/OmRBPcL
November 3, 2025 at 9:16 AM
David Thornby says cotton growers are contending with glyphosate-resistant weeds and shifting weed spectrums. The new HRMS provides a 2-year weed control program to keep key herbicides working as growers move from RR Flex to XtendFlex varieties.
buff.ly/OmRBPcL
buff.ly/OmRBPcL
🎧 New Podcast dropped 🎧 Peter Newman and Greg Condon discuss the soft spring finish to the winter growing season, harvest operations and planning for next season. Listen to the WeedSmart Podcast anywhere 🛻 🚜
Beyond Resistance – Early harvest tips round the regions - WeedSmart
Peter Newman and Greg Condon discuss the soft spring finish to the winter growing season, harvest operations and planning for next season.
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November 1, 2025 at 1:49 AM
🎧 New Podcast dropped 🎧 Peter Newman and Greg Condon discuss the soft spring finish to the winter growing season, harvest operations and planning for next season. Listen to the WeedSmart Podcast anywhere 🛻 🚜
‼️The October WeedSmart Whip Around 🗞️ is jam-packed with fresh articles and podcasts relevant to the harvest season. Check it out and subscribe!
buff.ly/PEMpP05
buff.ly/PEMpP05
October 31, 2025 at 9:16 AM
‼️The October WeedSmart Whip Around 🗞️ is jam-packed with fresh articles and podcasts relevant to the harvest season. Check it out and subscribe!
buff.ly/PEMpP05
buff.ly/PEMpP05
🎙️ New Paddock Talk episode is now available – think about how to use the Big 6 to make Big Tech decisions 🛰️ + 💰 Weed control spend pays off by protecting yield.
Paddock Talk Ep#10 - WeedSmart
Big 6 helps make Big Tech decisions + Weed control spend pays off
buff.ly
October 22, 2025 at 9:16 AM
🎙️ New Paddock Talk episode is now available – think about how to use the Big 6 to make Big Tech decisions 🛰️ + 💰 Weed control spend pays off by protecting yield.
📚 Research paper: 2013 to 2017 random surveys for herbicide-resistant grass weeds – find the resistance status of weeds in your region or state.
Research paper: 2013 to 2017 random surveys for herbicide resistant grass weeds - WeedSmart
Frequency of herbicide resistance in wild oats, brome grass and barley grass as determined by random surveys across south-eastern Australia.
buff.ly
October 22, 2025 at 1:49 AM
📚 Research paper: 2013 to 2017 random surveys for herbicide-resistant grass weeds – find the resistance status of weeds in your region or state.
‼️2025 season finishing for Quick-Test ‼️
As weeds enter the reproductive stage, they don’t recover well after being collected, and so they can’t be sprayed. Wait a few weeks, then collect seeds and send them in for testing over summer and autumn.
As weeds enter the reproductive stage, they don’t recover well after being collected, and so they can’t be sprayed. Wait a few weeks, then collect seeds and send them in for testing over summer and autumn.
Testing for herbicide susceptibility and resistance - WeedSmart
There are several reasons why weeds might survive a herbicide treatment but it is increasingly common for herbicide resistance to be the culprit.
buff.ly
October 21, 2025 at 1:55 AM
‼️2025 season finishing for Quick-Test ‼️
As weeds enter the reproductive stage, they don’t recover well after being collected, and so they can’t be sprayed. Wait a few weeks, then collect seeds and send them in for testing over summer and autumn.
As weeds enter the reproductive stage, they don’t recover well after being collected, and so they can’t be sprayed. Wait a few weeks, then collect seeds and send them in for testing over summer and autumn.
SLR research agronomist Louise Fraser led trials on farms at Dalwallinu, Goomalling and Kellerberrin, WA, comparing a wide range of commonly-used pre-em herbicides applied IBS or IBS fb EPE. 💦 🌱 Check out the results!
Field-testing pre-emergent herbicide packages - WeedSmart
SLR's Showpiece trials provide a matrix of benefit of weed control vs the cost of the various pre-em herbicide mode of action combinations.
buff.ly
October 15, 2025 at 9:16 AM
SLR research agronomist Louise Fraser led trials on farms at Dalwallinu, Goomalling and Kellerberrin, WA, comparing a wide range of commonly-used pre-em herbicides applied IBS or IBS fb EPE. 💦 🌱 Check out the results!
SLR’s CEO Michael Lamond says growers visiting the pre-em trials can weigh up the options that best suit their individual paddocks, giving thought to weed density and herbicide resistance profile, potential yield and future crops in the rotation. 💦 🌱 buff.ly/GGjbiWr
Field-testing pre-emergent herbicide packages - WeedSmart
SLR's Showpiece trials provide a matrix of benefit of weed control vs the cost of the various pre-em herbicide mode of action combinations.
buff.ly
October 12, 2025 at 1:49 AM
SLR’s CEO Michael Lamond says growers visiting the pre-em trials can weigh up the options that best suit their individual paddocks, giving thought to weed density and herbicide resistance profile, potential yield and future crops in the rotation. 💦 🌱 buff.ly/GGjbiWr
Hey there! Our monthly newsletter went out last week – if you're not on our list yet, you can have a read here ⤵️ and subscribe ready for the next edition 😊
buff.ly/llIQyw5
buff.ly/llIQyw5
October 10, 2025 at 9:16 AM
Hey there! Our monthly newsletter went out last week – if you're not on our list yet, you can have a read here ⤵️ and subscribe ready for the next edition 😊
buff.ly/llIQyw5
buff.ly/llIQyw5
Pre-em herbicides contribute to achieving high-level weed control (97%). Growers are investing heavily in early-season weed control, backed up with strong crop competition and effective control of survivors at harvest. WeedSmart Big 6 in action. buff.ly/GGjbiWr
October 10, 2025 at 1:49 AM
Pre-em herbicides contribute to achieving high-level weed control (97%). Growers are investing heavily in early-season weed control, backed up with strong crop competition and effective control of survivors at harvest. WeedSmart Big 6 in action. buff.ly/GGjbiWr