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