Tip: there are 124 different noxious weeds listed on this page.  If you know the name of the noxious weed you are searching for on our list, press CTRL + F and type the name in the search box.

Austrian FieldcressBlack HenbaneBlackgrassBlueweedBrazilian Elodea


BuffaloburBugloss, AnnualBugloss, CommonButterflybushCamelthorn


Cereal RyeCommon CatsearCommon CrupinaCommon FennelCommon Groundsel



Common Reed or PhragmitesCommon St. JohnswortCordgrass, CommonCordgrass, Dense-FloweredCordgrass, Saltmeadow



Cordgrass, SmoothDalmatian ToadflaxDyer's WoadEggleaf SpurgeEurasian Watermilfoil



False-BromeFanwortField BindweedFloating Primrose-WillowFlowering Rush



Garlic MustardGiant HogweedGoatsrueGorseGrass-Leaved Arrowhead



Hairy WillowherbHawkweed, EuropeanHawkweed, MouseearHawkweed, OrangeHawkweed, Oxtongue



Hawkweed, PolarHawkweed, Queen-DevilHawkweed, SmoothHawkweed, YellowHawkweed, Yellowdevil



Herb-RobertHoary AlyssumHoary CressHoundstongueHydrilla


IndigobushJohnsongrassJointed GoatgrassKnapweed, BigheadKnapweed, Black



Knapweed, BrownKnapweed, DiffuseKnapweed, MeadowKnapweed, RussianKnapweed, Spotted



Knapweed, VochinKnotweed, GiantKnotweed, JapaneseKochiaKudzu



LawnweedLepyrodiclisLongspine SandburLoosestrife, GardenLoosestrife, Purple



Loosestrife, WandMeadow ClaryOriental ClematisOxeye DaisyParrotfeather


Perennial PepperweedPerennial SowthistlePoison-HemlockPoliceman's HelmetPuncturevine



Purple StarthistleReed SweetgrassRicefield BulrushRush SkeletonweedSage, Clary



Sage, MediterraneanSaltcedarScentless MayweedScotch BroomShiny Geranium



Silverleaf NightshadeSmoothseed Alfalfa DodderSpanish BroomSpikeweedSpurge Flax



Spurge LaurelSpurge, LeafySpurge, MyrtleSulfur CinquefoilSwainsonpea


Syrian BeancaperTansy RagwortTexas BlueweedThistle, BullThistle, Canada


Thistle, ItalianThistle, MilkThistle, MuskThistle, PlumelessThistle, Scotch


Thistle, SlenderflowerTree-of-HeavenVariable-Leaf MilfoilVelvetleafWater Primrose



White BryonyWhite CockleWild CarrotWild ChervilWild Four-o'Clock


Yellow FloatingheartYellow NutsedgeYellow StarthistleYellowflag Iris



Photos courtesy of Rich Old (xidservices.com), Danielle Blevins, Bryan Johnson, WA State Weedboard Website








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Website Created by Martin Blevins of the Grant County Noxious Weed Control Board