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    SnapshotID: 6834

    Active ingredients

    Imazapyr Isopropylamine Salt

    Classification

    B

    Herbicide

    WSSA mode of action

    2Inhibition of acetolactate synthase ALS (acetohydroxyacid synthse AHAS)

    Registration

    EPA:241-346

    Pests

    PigweedBluegrass, AnnualPrivet, CommonAlder, RedAlligatorweedKnotweed, JapaneseBarley, LittleBindweed, Field/EuropeanBishopsweed, MockMorninggloryMulberryBluegrass, CanadaBluegrass, KentuckyBrome, DownyBrome, SmoothBeardgrassBluestem, BigBuckwheat, WildPoplarBedstrawSaltbush/OrachFeathertopPuncturevineCamelthornCanarygrass, ReedBurcloverSweetcloverCarpetweedCarrot, WildGoosegrassSaltcedarCheat /CheatgrassChickweed, MouseearChickweed, CommonChinaberryClover, WhiteGrape, WildCocklebur, Common/HeartleafCherryCogongrassCordgrass, PrairieVirginia-creeperCrowfootgrassHawthornDaisy, OxeyeDallisgrassDandelionHenbitSmartweedDogfennelDropseed, SandTorpedograssKochiaGeranium, CarolinaGoosefoot, NettleleafDogwoodMilkweedSumacDockGuineagrassBlackgumCypress, Bald/SwampPoison-ivyKnapweed, RussianKnapweed, DiffuseKnotweed, ProstrateKudzuLambsquarters, CommonBeech, AmericaLocust, BlackLoosestrife, PurpleMaidencaneMallow, LittleMaple, BigleafMaple, RedMelaleucaHoneysuckleFoxtail /Bottlegrass/PigeongrassFleabaneCupgrass, WoollyLovegrassFilareeMuhly, WirestemMustard, IndianQuackgrassElmNettle, StingingRose, Wild/BriarNightshade, SilverleafBahiagrassOat, WildRussian-oliveOrchardgrassSignalgrass, BroadleafPepperweed /PeppergrassPanicum, TexasPanicum, BrowntopParagrassParsnip, WildPeppertree, BrazilianPersimmon, Common/EasternReed, CommonPokeweed, CommonJohnsongrassYellow-poplar/Tulip TreeCudweedLespedezaPanicum, FallPinePusley, FloridaRabbitbrush, Gray/RubberRagweed, Common/ShortRyegrass, Italian/Annual/CommonBurdockSandbur, FieldSorrelShepherd's-purseBox ElderSkeletonweed, RushSnakeweed, BroomGreenbrierWillowFescueStarthistle, YellowWoodsorrel, YellowSweetgumTallowtree, ChineseSandbur/Grassbur/SandspurThistle, CanadaThistle, RussianThistle, BullThreeawn, PrairieTimothySprangletopTrumpetcreeperVaseygrassVelvetleafVervain, Hoary/TallMapleBarnyardgrass/WatergrassLettuce, Miner'sSignalgrassBindweed, HedgeBermudagrassWitchgrassGoldenrodHickory/Hickory NutMulleinCattailCloverLocust, HoneySunflowerRose, MultifloraRose, MacartneyRocket, LondonSassafrasReed, GiantSowthistleRagweed, GiantAshSourwoodSpurge, AnnualPurslaneSaltgrass, InlandLettuce, WildThistle, TexasButtercup, SmallflowerJunglegrassBarley, WildOakCrabgrassJohnsongrass, SeedlingBursage, woollyleafTurnip, WildFiddleneck, CommonRaoulgrassPrimroseClover, HopArrowwoodBamboo, JapaneseBrushTansymustardSparkleberryPigweedBluegrass, AnnualPrivet, CommonAlder, RedAlligatorweedKnotweed, JapaneseBarley, LittleCeanothusPoison-hemlockBindweed, Field/EuropeanBishopsweed, MockMorninggloryMulberryBluegrass, CanadaBluegrass, KentuckyBrome, DownyBrome, SmoothBeardgrassBluestem, BigBuckwheat, WildPoplarBedstrawSaltbush/OrachFeathertopPuncturevineCamelthornCanarygrass, ReedBurcloverSweetcloverCarpetweedCarrot, WildGoosegrassSaltcedarAlderCheat /CheatgrassChickweed, MouseearChickweed, CommonChinaberryClover, Large HopClover, WhiteGrape, WildCocklebur, Common/HeartleafCherryCogongrassCordgrass, PrairieVirginia-creeperCress, Hoary/White TopCrowfootgrassHawthornCutgrass, GiantDaisy, OxeyeDallisgrassDandelionHenbitSmartweedDogfennelDropseed, SandTorpedograssFiddleneck, CoastKochiaGeranium, CarolinaGoosefoot, NettleleafDogwoodOak, Tan/TanbarkMilkweedSumacDockGuineagrassBlackgumCypress, Bald/SwampWaterhyacinthPoison-ivyJunglericeKnapweed, RussianKnapweed, DiffuseKnotweed, ProstrateSpatterdockLambsquarters, CommonBeech, AmericaWaterlettuceLocust, BlackLoosestrife, PurpleMaidencaneMallow, LittleMaple, BigleafMaple, RedMelaleucaHoneysucklePrivetFoxtail /Bottlegrass/PigeongrassFleabaneCupgrass, WoollyLovegrassFilareeMuhly, WirestemMustard, IndianTansymustard, PinnateQuackgrassNapiergrassElmNettle, StingingRose, Wild/BriarNightshade, SilverleafBahiagrassOat, WildRussian-oliveAutumn-oliveOrchardgrassSignalgrass, BroadleafPepperweed /PeppergrassPanicum, TexasPanicum, BrowntopParagrassParrotfeatherParsnip, WildPeppertree, BrazilianPersimmon, Common/EasternReed, CommonPickerelweedPokeweed, CommonJohnsongrassYellow-poplar/Tulip TreeCudweedLespedezaPanicum, FallPinePusley, FloridaRabbitbrush, Gray/RubberRagweed, Common/ShortRyegrass, Italian/Annual/CommonRagweed, WesternItchgrassBurdockHuckleberry, EvergreenMadrone/Pacific MadroneSandbur, FieldBirchSycamore, AmericanSorrelShepherd's-purseBox ElderSkeletonweed, RushNutsedgeSnakeweed, BroomGreenbrierWillowFescueStarthistle, YellowWoodsorrel, YellowSweetgumTallowtree, ChineseSandbur/Grassbur/SandspurThistle, CanadaThistle, RussianThistle, BullThreeawn, PrairieTimothySprangletopTree-of-HeavenTrumpetcreeperCottonwoodAspenVaseygrassVelvetleafVervain, Hoary/TallWater-chestnutMapleBarnyardgrass/WatergrassLettuce, Miner'sSignalgrassBindweed, HedgeBermudagrassWitchgrassGoldenrodHickory/Hickory NutMulleinBlueberryCattailCloverKnapweedLocust, HoneyPennywortSunflowerRose, MultifloraRose, MacartneyRocket, LondonSassafrasReed, GiantSowthistleRagweed, GiantAshSourwoodSpurge, AnnualPurslaneTamariskSaltgrass, InlandSoda Apple, TropicalEucalyptusLettuce, WildEveningprimrose, Kunths'Thistle, TexasFrogbit, AmericanStaggerbushFloatingheart, BigButtercup, SmallflowerJunglegrassBarley, WildOakFetterbush, LyoniaCypressCottonwood, BlackArrowweedDasheenWaterprimrose, PerennialBamboo, JapaneseRush, FloweringBamboo, Golden JapaneseRose, SwampBulrush, SoftstemWaterwillow, AmericanTiti, WhiteOak, California BlackSaltcedar, FivestamenCrabgrassRedvineJohnsongrass, SeedlingTaroNightshade, WetlandNutgrassBursage, woollyleafTurnip, WildFiddleneck, CommonRaoulgrassElephant, EarParagrassPrimrosePopcorn-treePhragmitesArrowhead, Duck-potatoBacopa, LemonCoco YamChristmasberryElephant GrassCane, WildPaperbark TreeMorningglory, SwampSpinach, WaterKangkongClover, HopArrowwoodKnotweed, JapanesePoison-oakChinquapinBeach, Vitex

    Sites

    PasturePasture, GrassRangelandBermudagrass, Growth Suppression/Seedhead InhibitionBermudagrass, UnimprovedGrass/Turf, Cool Season/NorthernBahiagrass, EstablishedLawns/Turf, Industrial AreasDitchbanksFencerowsNon-crop AreasPaved Surfaces, UnderPumping Stations, PipelineRights-of-way, PipelineRights-of-way, RailroadStorage AreasTank FarmsRights-of-way, UtilityUtility Plant SitesPond Liners, UnderAsphalt, UnderRoadsideRights-of-way, RoadsidesPasturePasture, GrassRangelandBermudagrass, Growth Suppression/Seedhead InhibitionHemlock, WesternGrass/Turf, Cool Season/NorthernBahiagrass, EstablishedLawns/Turf, Industrial AreasCanals /DitchesCanals/Ditches, DrainageDitchbanksEstuariesLakes/PondsMarshes/Marshy AreasReservoirs, Potable WaterRivers/StreamsSeepsSwampsWater, BrackishBays/CovesBogWildlife Openings, Establishment ofPine, LoblollyPine, Longleaf/SouthernPine, PitchPine, SlashPine, White/Eastern WhitePine, JackFir, WhitePine, LodgepoleRedwood, CoastalPine, Lodgepole, ReleaseFir, White, ReleaseSpruce, White/Black Hills/AlbertaPine, Ponderosa/WesternPine, VirginiaPine, ShortleafSpruce, RedSpruce, BlackPine, SugarFir, California RedPine, Loblolly x Pitch HybridConifer, ForestryFir, DouglasFir, California Red, ReleaseAirportsFencerowsBarrier StripsFederal/State Properties and Military SitesStorage Areas, FuelHighways/RoadsLumber YardsNon-crop AreasPaths/TrailsPaved Surfaces, UnderPumping Stations, PipelineRights-of-way, PipelineRights-of-way, RailroadSewage Disposal AreasStorage AreasTank FarmsRights-of-way, UtilityUtility Plant SitesRecreational AreasPond Liners, UnderAsphalt, UnderCampgroundsTrailheadRoadsideRights-of-way, RoadsidesDitchbanks, Non-IrrigationWildlife Management Areas

    Temperature range

    Min 10° F
    Max
    Restrictions

    Available for use in the following states

    Available

    Not available

    Caution
    Product safety

    Protections

    Early entry
    Coveralls Shoes plus socks Chemical-resistant gloves made of any waterproof material Protective eyewear
    Personal Protection
    Long-sleeved shirt and long pants Chemical-resistant gloves made of any waterproof material Shoes plus socks
    Restricted Entry Interval
    48 hours

    Precautions

    May be exposed to direct sunlight

    Is not vulnerable to flame or sparks

    May be stored in a damp place

    May be stored in a warm place

    May be frozen