1 TABLE OF CONTENTS FOREWORD ................................................................................................................................. 5 SECTION 1: THE ASSORTED BARBARIANS ....................................................................... 6 DALMATIAN TOADFLAX ..................................................................................................................... 7 A Million and One Dalmatians .............................................................................................................. 7 ORANGE HAWKWEED .......................................................................................................................... 9 So What’s New in the Neighborhood? ................................................................................................... 9 AFRICAN RUE ....................................................................................................................................... 11 Now That’s What I Call A Weed! ..........................................................................................................11 THE CONTROL OF SAINT JOHNSWORT ........................................................................................... 13 HOUNDSTONGUE ................................................................................................................................. 15 The Dog That Bit You ...........................................................................................................................15 THE BEAVER-STATE TRIFECTA ........................................................................................................ 17 THE FINE ART OF GETTING SUCKER-PUNCHED ........................................................................... 19 WILD CARROT ...................................................................................................................................... 21 It Pays to Know Your Enemy ................................................................................................................21 SECTION 2: THE OUT OF TOWNER’S ................................................................................ 23 KUDZU .................................................................................................................................................... 24 The Weed That Ate The South ...............................................................................................................24 GIANT HOG WEED................................................................................................................................ 26 “Mighty hogweed is avenged….human bodies soon will know our anger” .........................................26 GIANT REED GRASS ............................................................................................................................ 28 In Place of Coal as a Bio-fuel ...............................................................................................................28 SECTION 3: THE HEMLOCKS ............................................................................................... 30 CONTROLLING POISON HEMLOCK .................................................................................................. 31 WESTERN WATERHEMLOCK ............................................................................................................ 33 With Friends Like These… ....................................................................................................................33 SECTION 4: THE THISTLES ................................................................................................... 35 SCOTCH THISTLE ................................................................................................................................. 36 A New Approach to an Old Problem ....................................................................................................36 CANADA THISTLE ................................................................................................................................ 38 Think Outside the Box to Control Canada Thistle ................................................................................38 SECTION 5: THE PERENNIAL MUSTARDS ....................................................................... 40 PERENNIAL PEPPERWEED ................................................................................................................. 41 This Pest is Coming and it’s Coming With All the Subtlety of a Freight Train ....................................41 HAROLD TALLEY AND THE CONTROL OF WHITETOP ................................................................ 43 WHITETOP CITY .................................................................................................................................. 45 To Everything There is a Season and, if You’ve Got Whitetop, Yours Has Arrived .............................45 SECTION 6: THE ANNUAL GRASSES .................................................................................. 47 2 CHEATGRASS ............................................................................................................................................ 48 The Fuzz That Won the West ............................................................................................................... 48 MEDUSAHEAD RYE ................................................................................................................................... 50 Not Just Another Pretty Face ............................................................................................................... 50 SECTION 7: THE KNAPWEED ............................................................................................... 52 ABOUT SPOTTED KNAPWEED IN CENTRAL OREGON ................................................................................ 53 “FROM RUSSIA WITH LOVE” ..................................................................................................................... 55 YELLOW STARTHISTLE .............................................................................................................................. 57 “We Would be Foolish Not to Feel Threatened by its Presence” ......................................................... 57 DIFFUSE KNAPWEED ................................................................................................................................. 59 Better Living With Diffuse Knapweed .................................................................................................. 59 SECTION 8: THE SPURGES .................................................................................................... 61 LEAFY SPURGE IN CROOK COUNTY ........................................................................................................... 62 Control Leafy Spurge While You Still Have the Opportunity ................................................................ 62 MYRTLE SPURGE ....................................................................................................................................... 64 All That Glitters is Not Gold ................................................................................................................. 64 SECTION 9: THE ANNUAL BROADLEAF’S ........................................................................ 66 THE CONTROL OF RUSSIAN THISTLE ......................................................................................................... 67 A Tale of Two Pity’s part one ............................................................................................................... 67 THE CONTROL OF KOCHIA ........................................................................................................................ 69 A Tale of Two Pity’s part two ............................................................................................................... 69 THE ANNUAL MUSTARDS ......................................................................................................................... 71 The Attack of the Angry Mustards! ...................................................................................................... 71 SECTION 10: DOMESTIC WEEDS ......................................................................................... 73 CONTROLLING BUTTONWEED .................................................................................................................. 74 Because You Hate This Stuff................................................................................................................. 74 COMMON PURSLANE ............................................................................................................................... 76 “Tis the unweeded garden that goes to seed; things rank and gross possess it merely” Hamlet ... 76 SECTION 11: AQUATIC WEEDS ........................................................................................... 78 YELLOW FLOATING-HEART ....................................................................................................................... 79 “Okay, it`s here; now what?” ............................................................................................................... 79 EURASIAN WATERMILFOIL ....................................................................................................................... 81 Coming Soon From an Aquarium Near You ........................................................................................