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Status of Invasive Plants in West Virginia

Total number of exotic species reported: 492

Total number of records in EDDMapS: 32202


Invasive Plants by Category

  • Aquatic - 15 species, 947 records
  • Conifer Trees - 2 species, 34 records
  • Forbs/Herbs - 286 species, 13992 records
  • Grass or Grasslike - 57 species, 3599 records
  • Hardwood Trees - 46 species, 2932 records
  • Shrub or Subshrub - 52 species, 4518 records
  • Vines - 33 species, 2908 records

Top Ten Abundant Invasive Plants (by number of reports)

  1. multiflora rose - 1893 reports
  2. tree-of-heaven - 1748 reports
  3. Japanese knotweed - 1729 reports
  4. Japanese honeysuckle - 1205 reports
  5. autumn olive - 1163 reports
  6. common teasel - 933 reports
  7. Japanese stiltgrass - 843 reports
  8. ground ivy - 675 reports
  9. garlic mustard - 642 reports
  10. poison-hemlock - 507 reports

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

  1. tree-of-heaven - 55/55 (100%)
  2. garlic mustard - 55/55 (100%)
  3. common teasel - 55/55 (100%)
  4. autumn olive - 55/55 (100%)
  5. ground ivy - 55/55 (100%)
  6. Japanese stiltgrass - 55/55 (100%)
  7. multiflora rose - 55/55 (100%)
  8. Queen Anne's lace, wild carrot - 55/55 (100%)
  9. oxeye daisy - 55/55 (100%)
  10. coltsfoot - 55/55 (100%)

Counties with the most invasive species reported

  1. Monongalia County - 416 species
  2. Fayette County - 338 species
  3. Hampshire County - 320 species
  4. Kanawha County - 299 species
  5. Randolph County - 291 species
  6. Summers County - 288 species
  7. Grant County - 285 species
  8. Hardy County - 281 species
  9. Pocahontas County - 276 species
  10. Mineral County - 273 species

Counties with the least invasive species reported

  1. Boone County - 86 species
  2. Mingo County - 92 species
  3. Logan County - 97 species
  4. Lincoln County - 99 species
  5. Clay County - 106 species
  6. Pleasants County - 108 species
  7. Monroe County - 116 species
  8. Tyler County - 121 species
  9. Roane County - 129 species
  10. Putnam County - 131 species

Report created on December 18, 2014 at 10:24 AM by the UGA Center for Invasive Species and Ecosystem Health using EDDMapS Technology and Data.