By Premix This chart lists premix herbicides alphabetically by their trade names Corn and Soybean so you can identify the premix’s component herbicides and their respective site of action groups. Refer to the Mode of Action chart on the left for more information. Herbicide Chart Component Premix Site of Action Trade Name ® Trade Name ® Active Ingredient Group Repeated use of herbicides with the same Anthem Zidua pyroxasulfone 15 Cadet fluthiacet-ethyl 14 site of action can result in the development of Autority Assist Spartan sulfentrazone 14 Pursuit imazethapyr 2 herbicide-resistant weed populations. Authority First Spartan sulfentrazone 14 FirstRate cloransulam 2 Autority MTZ Spartan sulfentrazone 14 Sencor metribuzin 5 By Mode of Action (effect on plant growth) Authority XL Spartan sulfentrazone 14 Classic chlorimuron 2 This chart groups herbicides by their modes of action to assist you in Autumn Super Autumn iodosulfuron 2 selecting herbicides 1) to maintain greater diversity in herbicide use and ------- thiencarbazone 2 Basis Blend Resolve rimsulfuron 2 2) to rotate among herbicides with different sites of action to delay the Harmony thifensulfuron 2 development of herbicide resistance. Bicep II Magnum Dual II Magnum s-metolachlor 15 (Bicep Lite II Mag) AAtrex atrazine 5 The Site of Action Group is a classification system developed by the Weed Science Society of America. Boundary Dual Magnum s-metolachlor 15 Sencor metribuzin 5 Breakfree ATZ Breakfree acetochlor 15 (Breakfree ATZ Lite) AAtrex atrazine 5 Number of resistant Bullet Micro-Tech alachlor 15 Site of weed species in U.S. AAtrex atrazine 5 Action Active Product Examples Callisto Xtra Callisto mesotrione 27 Group Site of Action Chemical Family Ingredient (Trade Name ®) AAtrex atrazine 5 Canopy Classic chlorimuron 2 Lipid Sencor metribuzin 5 1 ACCase Inhibitors 15 Aryloxyphenoxy fenoxaprop component of Fusion Canopy EX Classic chlorimuron 2 Synthesis (acetyl CoA carboxylase) propionate fluazifop Fusilade DX Express tribenuron 2 quizalofop Assure II, Targa Inhibitors Capreno ------- thiencarbazone 2 Laudis tembotrione 27 Cyclohexanedione clethodim Select, Arrow Cinch ATZ Dual II Magnum s-metolachlor 15 sethoxydim Poast, Poast Plus (Cinch ATZ Lite) AAtrex atrazine 5 Corvus ------- thiencarbazone 2 2 ALS Inhibitors 44 Sulfonylurea chlorimuron Classic Balance Flexx isoxaflutole 27 (acetolactate synthase) foramsulfuron Option Degree Xtra Degree acetochlor 15 halosulfuron Permit AAtrex atrazine 5 iodosulfuron Autumn Enlite Classic chlorimuron 2 nicosulfuron Accent Q Harmony thifensulfuron 2 primisulfuron Beacon Valor flumioxazin 14 prosulfuron Peak Envive Classic chlorimuron 2 Amino rimsulfuron Resolve Harmony thifensulfuron 2 thifensulfuron Harmony Valor flumioxazin 14 Acid tribenuron Express Expert Dual II Magnum s-metolachlor 15 Synthesis AAtrex atrazine 5 Inhibitors Imidazolinone imazamox Raptor glyphosate glyphosate 9 imazaquin Scepter Exteme Pursuit imazethapyr 2 imazethapyr Pursuit glyphosate glyphosate 9 Fierce Valor flumioxazin 14 Triazoloyrimidine flumetsulam Python Zidua pyroxasulfone 15 cloransulam FirstRate Fierce XLT* Valor flumioxazin 14 Triazolinones thiencarbazone component of Capreno Zidua pyroxasulfone 15 Classic chlorimuron 2 Flexstar GT Flexstar fomesafen 14 9 EPSP Synthase 13 None accepted glyphosate Roundup, Touchdown, glyphosate glyphosate 9 Inhibitor others Fusion Fusilade DX fluazifop 1 (5-enolpyruvyl-shikimate-3-phosphate) Puma fenoxaprop 1 Gangster Valor flumioxazin 14 4 Specific site 10 Phenoxy 2,4-D Weedone, others FirstRate cloransulam 2 unknown Guardsman Max Outlook dimethenamid-P 15 Growth Benzoic acid dicamba Banvel, Clarity, others (G-Max Lite) AAtrex atrazine 5 Regulators Halex GT Dual Magnum s-metolachlor 15 Carboxylic acid clopyralid Stinger (Synthetic auxins) Callisto mesotrione 27 fluroxypyr Starane glyphosate glyphosate 9 Harness Xtra Harness acetochlor 15 19 Auxin Transport 0 Semicarbazone diflufenzopyr component of Status AAtrex atrazine 5 Hornet Stinger clopyralid 4 Python flumetsulam 2 5 Photosystem II 24 Triazine atrazine AAtrex, others Instigate Resolve rimsulfuron 2 Inhibitors simazine Princep Callisto mesotrione 27 (different binding than 6 & 7) Triazinone metribuzin Sencor, others Keystone Surpass acetochlor 15 Photo- (Keystone LA) AAtrex atrazine 5 synthesis 6 Photosystem II 1 Nitrile bromoxynil Buctril, Moxy Lexar EZ Callisto mesotrione 27 Dual II Magnum s-metolachlor 15 Inhibitors Inhibitors (different binding than 5 & 7) Benzothiadiazole bentazon Basagran AAtrex atrazine 5 Lumax EZ Callisto mesotrione 27 Dual II Magnum s-metolachlor 15 7 Photosystem II 7 Ureas linuron Lorox, Linex AAtrex atrazine 5 Inhibitors (different binding than 5 & 6) Marksman Clarity dicamba 4 AAtrex atrazine 5 Nitrogen Glutamine Synthesis 1 None accepted glufosinate Liberty 10 NorthStar Beacon primisulfuron 2 Metabolism Inhibitor Clarity dicamba 4 Optill Sharpen saflufenacil 14 Pursuit imazethapyr 2 13 Diterpene Synthesis 1 Isoxazolidinone clomazone Command Permit Plus Harmony thifensulfuron 2 Pigment Inhibitor Permit halosulfuron 2 Inhibitors Priority Aim carfentrazone 14 Permit halosulfuron 2 27 HPPD Inhibitors 1 Isoxazole isoxaflutole Balance Flexx Prefix Dual Magnum s-metolachlor 15 Pyrazolone topramezone Impact, Armezon Reflex fomesafen 14 Triketone mesotrione Callisto Prequel Resolve rimsulfuron 2 tembotrione Laudis Balance Flexx isoxaflutole 27 Pursuit Plus Pursuit imazethapyr 2 Prowl pendimethalin 3 14 PPO Inhibitors 2 Diphenylether acifluorfen Ultra Blazer Realm Q Resolve rimsulfuron 2 fomesafen Flexstar, Reflex, others Callisto mesotrione 27 lactofen Cobra, Phoenix Resolve Q Resolve rimsulfuron 2 Harmony thifensulfuron 2 Cell N-phenylphthalimide flumiclorac Resource Require Q Resolve rimsulfuron 2 flumioxazin Valor Clarity dicamba 4 Membrane Rezult Basagran bentazon 6 Aryl triazinone sulfentrazone Spartan Poast sethoxydim 1 Disrupters Sequence Dual Magnum s-metolachlor 15 carfentrazone Aim glyphosate glyphosate 9 fluthiacet-ethyl Cadet Shotgun AAtrex atrazine 5 Pyrimidinedione saflufenacil Sharpen ------- 2,4-D 4 Photosystem I 22 Sonic Spartan sulfentrazone 14 Electron Diverter 5 Bipyridilium paraquat Gramoxone Inteon FirstRate cloransulam 2 Seedling Spartan Charge Spartan sulfentrazone 14 Root Aim carfentrazone 14 3 Microtubule 6 Dinitroaniline ethalfluralin Sonalan Spirit Peak prosulfuron 2 Growth Inhibitors pendimethalin Prowl H20, others Beacon primisulfuron 2 Inhibitors trifluralin Treflan, others Status ------- diflufenzopyr 19 Clarity dicamba 4 Steadfast Q Accent Q nicosulfuron 2 8 Lipid Synthesis 5 Thiocarbamate butylate Sutan + Resolve rimsulfuron 2 Seedling Inhibitors EPTC Eradicane SureStart Surpass acetochlor 15 Shoot (not ACCase) Stinger clopyralid 4 Python flumetsulam 2 Growth 15 Long-chain Fatty 1 Chloroacetamide acetochlor Degree, Harness, Surpass, Synchrony Classic chlorimuron 2 Inhibitors Acid Inhibitor Warrant, others Harmony thifensulfuron 2 alachlor Intrro, Micro-Tech TripleFLEX Harness acetochlor 15 metolachlor Dual II Magnum, others Stinger clopyralid 4 dimethenamid Outlook Python flumetsulam 2 Valor XLT Valor flumioxazin 14 Oxyacetamide flufenacet Define Classic chlorimuron 2 Verdict Sharpen saflufenacil 14 * indicates product is not registered for use at Outlook dimethenamid-P 15 the time of printing. Check for a label and MSDS Pyrazole pyroxasulfone Zidua Widematch Stinger clopyralid 4 at www.cdms.net to confirm status. Starane fluroxypyr 4 Yukon Banvel dicamba 4 Glyphosate, Weeds, and Crop Series GWC-3 University of Wisconsin-Extension, College of Agricultural and Life Sciences. Permit halosulfuron 2 An equal opportunity action employer, Zemax Callisto mesotrione 27 Distributed by weed scientists from 16 North Central Universities, who are working on weed management in University of Wisconsin-Extension Dual II Magnum s-metolachlor 15 glyphosate-resistant cropping systems. For information about obtaining copies of this publication and other provides equal opportunities in resources, see www.glyphosateweedscrops.org employment and programming, including Title IX requirements. Financial support for printing provided by BASF, Bayer CropScience, Dow AgroSciences, DuPont, Monsanto, Layout provided by the University of Wisconsin’s Nutrient Syngenta, and Valent USA. January 2013 and Pest Management program (ipcm.wisc.edu). NPM.