Status of Invasive Plants in North Dakota

Total number of exotic species reported: 241

Total number of records in EDDMapS: 10444


Invasive Plants by Category

  • Aquatic - 7 species, 366 records
  • Forbs/Herbs - 156 species, 5468 records
  • Grass or Grasslike - 39 species, 1071 records
  • Hardwood Trees - 11 species, 224 records
  • Shrub or Subshrub - 9 species, 749 records
  • Vines - 11 species, 517 records

Top Ten Abundant Invasive Plants (by number of reports)

  1. leafy spurge - 529 reports
  2. Canada thistle - 495 reports
  3. absinth wormwood - 485 reports
  4. field bindweed - 301 reports
  5. musk thistle - 196 reports
  6. purple loosestrife - 170 reports
  7. spotted knapweed - 165 reports
  8. Russian knapweed - 136 reports
  9. perennial sowthistle - 110 reports
  10. yellow toadflax - 101 reports

Top Ten Widespread Invasive Plants (by number of positive counties)

  1. Canada thistle - 53/53 (100%)
  2. musk thistle - 53/53 (100%)
  3. leafy spurge - 53/53 (100%)
  4. absinth wormwood - 53/53 (100%)
  5. perennial sowthistle - 51/53 (96%)
  6. field bindweed - 50/53 (94%)
  7. common yarrow - 49/53 (92%)
  8. quackgrass - 49/53 (92%)
  9. flixweed - 47/53 (89%)
  10. green foxtail - 47/53 (89%)

Counties with the most invasive species reported

  1. Cass County - 227 species
  2. Barnes County - 177 species
  3. Richland County - 172 species
  4. Stutsman County - 155 species
  5. Pembina County - 150 species
  6. Ransom County - 148 species
  7. Grand Forks County - 142 species
  8. Billings County - 141 species
  9. Williams County - 134 species
  10. Stark County - 133 species

Counties with the least invasive species reported

  1. Adams County - 26 species
  2. Towner County - 41 species
  3. Foster County - 45 species
  4. Sioux County - 48 species
  5. Renville County - 48 species
  6. Hettinger County - 49 species
  7. Wells County - 53 species
  8. Traill County - 60 species
  9. Eddy County - 64 species
  10. Pierce County - 65 species

Report created on April 23, 2014 at 02:42 AM by the UGA Center for Invasive Species and Ecosystem Health using EDDMapS Technology and Data.



Bugwood Center Developed by The University of Georgia - Center for Invasive Species and Ecosystem Health.
Last updated on Tuesday, December 04, 2012 at 08:59 AM