Weed IdentificationMDS707aMDS707a

This material was prepared by Ken McPheeters, Information Technology and Communication Services, and David Pike, Department of Crop Sciences, College of Agricultural, Consumer and Environmental Sciences, University ofIllinois at Urbana-Champaign. Photographs and accompanying text by authors.Music clip by Richard Bryant, Joe Gershen, and Gary Wagner and copyrighted by Aris Entertainment, Inc., 1991-1993.

The illustrated weeds are on the weed identification list of the Illinois Associationof Vocational Agriculture Teachers Crop Career Development Event.

ITCS Instructional Materials1401 South Maryland DriveUrbana, IL 61801(217) 244-3906FAX (217) 333-0005http://www.aces.uiuc.edu/ITCS/IM

Copyright © 2001 by the Board of Trustees of the University of Illinois.

ITCS Instructional MaterialsCollege of Agricultural, Consumer and Environmental SciencesUniversity of Illinois at Urbana-Champaign

BarnyardgrassBitter nightshadeBlack nightshadeBroadleaf plantainBuckhorn plantainBull thistleBurdockCanada thistleCarpetweedCheatChicoryCockleburCommon chickweedCommon mallowCommon milkweedCommon ragweedCurled dockDaisy fleabaneDandelionFall panicumField pennycressFlower-of-an-hour

Foxtail barleyGiant foxtailGiant ragweedGoosegrassGreen foxtailHedge bindweedHemp dogbaneHemp (Marijuana)Honeyvine milkweedHorsenettleHorseweed (Marestail)Ivyleaf morninggloryJimsonweedJohnsongrassKochiaLadysthumb smartweedLambsquartersLarge crabgrassMusk thistlePeppergrassPigweeds (Redroot, Smooth)Prickly sida

PurslaneQuackgrassRed sorrelShattercaneStinkgrassTall morninggloryVelvetleafWaterhempWild carrotWild garlicWild mustardWild parsnipWild sunflowerWoolly cupgrassYarrowYellow foxtailYellow nutsedgeYellow rocketYellow woodsorrel

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Table of contents

Weed descriptions

BarnyardgrassBarnyardgrass

Bitter nightshadeBitter nightshade

Black nightshadeBlack nightshade

Broadleaf plantainBroadleaf plantain

Buckhorn plantainBuckhorn plantain

Bull thistleBull thistle

BurdockBurdock

Canada thistleCanada thistle

CarpetweedCarpetweed

CheatCheat

ChicoryChicory

CockleburCocklebur

Common chickweedCommon chickweed

Common mallowCommon mallow

Common milkweedCommon milkweed

Common ragweedCommon ragweed

Curled dockCurled dock

Daisy fleabaneDaisy fleabane

DandelionDandelion

Fall panicumFall panicum

Field pennycressField pennycress

BarnyardgrassBarnyardgrassFlower-of-an-hourFlower-of-an-hour

BarnyardgrassBarnyardgrassFoxtail barleyFoxtail barley

BarnyardgrassBarnyardgrassGiant foxtailGiant foxtail

BarnyardgrassBarnyardgrassGiant ragweedGiant ragweed

BarnyardgrassBarnyardgrassGoosegrassGoosegrass

BarnyardgrassBarnyardgrassGreen foxtailGreen foxtail

BarnyardgrassBarnyardgrassHedge bindweedHedge bindweed

BarnyardgrassBarnyardgrassHemp dogbaneHemp dogbane

BarnyardgrassBarnyardgrassHemp (Marijuana)Hemp (Marijuana)

BarnyardgrassBarnyardgrassHoneyvine milkweedHoneyvine milkweed

BarnyardgrassBarnyardgrassHorsenettleHorsenettle

BarnyardgrassBarnyardgrassHorseweed (Marestail)Horseweed (Marestail)

BarnyardgrassBarnyardgrassIvyleaf morninggloryIvyleaf morningglory

BarnyardgrassBarnyardgrassJimsonweedJimsonweed

BarnyardgrassBarnyardgrassJohnsongrassJohnsongrass

BarnyardgrassBarnyardgrassKochiaKochia

BarnyardgrassBarnyardgrassLadysthumb smartweedLadysthumb smartweed

BarnyardgrassBarnyardgrassLambsquartersLambsquarters

BarnyardgrassBarnyardgrassLarge crabgrassLarge crabgrass

BarnyardgrassBarnyardgrassMusk thistleMusk thistle

BarnyardgrassBarnyardgrassPeppergrassPeppergrass

BarnyardgrassBarnyardgrassPigweeds (Redroot, Smooth)Pigweeds (Redroot, Smooth)

BarnyardgrassBarnyardgrassPrickly sidaPrickly sida

BarnyardgrassBarnyardgrassPurslanePurslane

BarnyardgrassBarnyardgrassQuackgrassQuackgrass

BarnyardgrassBarnyardgrassRed sorrelRed sorrel