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INVASIVE THREATs

INVASIVE THREATs. TO WETLAND BANKS. ADVICE from A SOCIAL PROTEST Song of the 60’s. THE VALUE OF THE PROPERTY WILL GO RIGHT DOWN IF THE NEIGHBOR NEXT DOOR IS BLUE , JANIS JOPLIN or pink , or even green : Thistles Purple Loosestrife Reed Canary Grass. COMMON ON WETLAND SCAN.

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INVASIVE THREATs

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  1. INVASIVE THREATs TO WETLAND BANKS

  2. ADVICE from A SOCIAL PROTEST Song of the 60’s • THE VALUE OF THE PROPERTY WILL GO RIGHT DOWN IF THE NEIGHBOR NEXT DOORISBLUE, JANIS JOPLIN • or pink, or even green: • Thistles • Purple Loosestrife • Reed Canary Grass

  3. COMMON ON WETLAND SCAN • REED CANARY GRASS • We still plant it • All grasses look alike • Difficult to eradicate • GREEN IS GOOD

  4. WETLAND RESTORATIONS • MINNESOTA TROUT STREAM • MONTANA WATERFOWL AREA • NORTH CAROLINA BOG

  5. HOW TO AVOID DEVALUATION • ERADICATE INVASIVES FIRST • AVOID PLANTING KNOWN INVASIVES • SPECIFY CONSTRUCTION BMPS • EDUCATE MAINTENANCE CREWS • LIFETIME MONITORING

  6. WETLAND BMPS • DISTURB AS LITTLE AS POSSIBLE • SPECIFY WEED CONTROL • AVOID IMPORTATION OF SOILS • USE WEED-FREE MULCHES only • SELECT SEED SOURCES carefully • DESIGN SEED MIXES TO MATCH • USE A REFENCE WETLAND

  7. WETLAND VALUES WE MUST PROVIDE FOR LONG TERM MONITORING and MANAGEMENT WE CANNOT JUST WALK AWAY! WEEDS CONTINUE TO SPREAD ACROSS THE GLOBE AND THREATEN OUR ENVIRONMENTAL STEWARDSHIP.

  8. LEARN HOW TO IDENTIFY • ROW engineers • designers • contractors • maintenance Handy guide since 1999. Three reprints, so far. Used by all agencies. NEW: 2006 Woody Invasives.

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