Polk Soil and Water Conservation District
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    • Staff and Mission
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  • PROGRAMS
    • Free LOW FLOW Showerhead Give-a-Way
    • Conservation Reserve Enhancement Program
    • RCPP-Oak Savannah Restoration
  • PUBLICATIONS
    • Natural Resource Publications
    • Polk SWCD Conservation Brochures
    • Operational Documents
    • Rural Living in Polk County Handbook
    • Minutes and Agendas
    • Newsletters
  • RESOURCES
    • Agriculture
    • Army Worms
    • Forestry
    • Herbaceous Propagation
    • Invasive Species Watch
    • Livestock and Wildlife
    • Partners
    • Rural Living in Polk County Handbook
    • Save Salmon: No Spray Buffers
    • WATER CONSERVATION >
      • Conserving Water On the Farm
      • Conserving Water Outside the Home
      • Drinking Water Source Protection and Wells
      • Oregon's Ag Water Quality Program
      • Willamette River Report Card
      • Willamette Valley Dam Projects
    • SOIL CONSERVATION >
      • Cover Crops
      • Soil, Fertilizers, and Soil Testing Information
  • Native Bare Root Sale

Invasive SPECIES OF OREGON

INVASIVE HOT LINE: 1-800-INVADERS
PLEASE CALL OR FOLLOW LINK TO WEBSITE TO REPORT

Picture
Medusa head - Taeniatherum caput-medusae in Polk County:
  • MedusaheadManagementGuide_pub_2014
  • Grant SWCD Recommended Chemicals
  • Medusahead control
  • Esplanade-200SC-Stewardship-Guide-for-Natural-Areas
Biological Controls for Noxious Weeds in Oregon

Early Detection & Distribution Mapping System Link 
Get to Know a Native: 
Carex tumulicola  (splitawn, foothill sedge) vs. Carex divulsa (grey, grassland, Berkeley sedge)

Reed Canary Grass Information:      
Management Guide                                                      
Reed Canary Grass Control    
Reversing Reed Canary grass Invasions                      Reed Canary Grass Best Management Practices

a - list:
priority Weeds


New Zealand Mudsnails

Aquatic animal invaders


quagga and zebra mussels


feral
swine

The "B" Rated Weeds:  
of economic concern and regionally abundant


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  • Home
  • ABOUT
    • Staff and Mission
    • Board of Directors
    • Associates Directors and Directors Emeriti
    • Commitees
    • History
  • Assistance
  • Claudia Chinook
  • Events
    • OSU Extension
    • Salt Creek Watershed
  • Polk Manure Exchange
  • PROGRAMS
    • Free LOW FLOW Showerhead Give-a-Way
    • Conservation Reserve Enhancement Program
    • RCPP-Oak Savannah Restoration
  • PUBLICATIONS
    • Natural Resource Publications
    • Polk SWCD Conservation Brochures
    • Operational Documents
    • Rural Living in Polk County Handbook
    • Minutes and Agendas
    • Newsletters
  • RESOURCES
    • Agriculture
    • Army Worms
    • Forestry
    • Herbaceous Propagation
    • Invasive Species Watch
    • Livestock and Wildlife
    • Partners
    • Rural Living in Polk County Handbook
    • Save Salmon: No Spray Buffers
    • WATER CONSERVATION >
      • Conserving Water On the Farm
      • Conserving Water Outside the Home
      • Drinking Water Source Protection and Wells
      • Oregon's Ag Water Quality Program
      • Willamette River Report Card
      • Willamette Valley Dam Projects
    • SOIL CONSERVATION >
      • Cover Crops
      • Soil, Fertilizers, and Soil Testing Information
  • Native Bare Root Sale