Status of Invasive Plants in Tennessee

Total number of exotic species reported: 462

Total number of records in EDDMapS: 50628


Invasive Plants by Category

  • Aquatic - 17 species, 690 records
  • Forbs/Herbs - 242 species, 8856 records
  • Grass or Grasslike - 67 species, 8163 records
  • Hardwood Trees - 34 species, 4622 records
  • Shrub or Subshrub - 57 species, 9380 records
  • Vines - 33 species, 12187 records

Top Ten Abundant Invasive Plants (by number of reports)

  1. Japanese honeysuckle - 9691 reports
  2. Japanese stiltgrass - 4741 reports
  3. privet - 3381 reports
  4. sericea lespedeza - 1667 reports
  5. tree-of-heaven - 1470 reports
  6. sawtooth oak - 1138 reports
  7. multiflora rose - 1058 reports
  8. shrubby lespedeza - 984 reports
  9. mimosa - 888 reports
  10. autumn olive - 693 reports

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

  1. Japanese honeysuckle - 95/95 (100%)
  2. Japanese stiltgrass - 93/95 (98%)
  3. privet - 93/95 (98%)
  4. sericea lespedeza - 90/95 (95%)
  5. tree-of-heaven - 88/95 (93%)
  6. shrubby lespedeza - 88/95 (93%)
  7. bush honeysuckles (exotic) - 83/95 (87%)
  8. mimosa - 77/95 (81%)
  9. princesstree - 73/95 (77%)
  10. bristlegrass - 71/95 (75%)

Counties with the most invasive species reported

  1. Knox County - 380 species
  2. Davidson County - 330 species
  3. Montgomery County - 307 species
  4. Shelby County - 282 species
  5. Stewart County - 275 species
  6. Sevier County - 270 species
  7. Blount County - 259 species
  8. Rutherford County - 253 species
  9. Sumner County - 241 species
  10. Giles County - 228 species

Counties with the least invasive species reported

  1. Pickett County - 29 species
  2. Chester County - 32 species
  3. Moore County - 35 species
  4. Crockett County - 36 species
  5. Weakley County - 47 species
  6. Henderson County - 50 species
  7. Dyer County - 51 species
  8. Hancock County - 55 species
  9. Gibson County - 55 species
  10. Benton County - 56 species

Report created on April 16, 2014 at 09:13 PM 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