Status of Invasive Plants in Ohio

Total number of exotic species reported: 570

Total number of records in EDDMapS: 31702


Invasive Plants by Category

  • Aquatic - 16 species, 1363 records
  • Conifer Trees - 3 species, 15 records
  • Forbs/Herbs - 321 species, 16845 records
  • Grass or Grasslike - 69 species, 2278 records
  • Hardwood Trees - 52 species, 1799 records
  • Shrub or Subshrub - 59 species, 2001 records
  • Vines - 37 species, 1593 records

Top Ten Abundant Invasive Plants (by number of reports)

  1. multiflora rose - 300 reports
  2. creeping yellow loosestrife, creeping Jenney - 255 reports
  3. ladysthumb - 221 reports
  4. bittersweet nightshade - 216 reports
  5. purple loosestrife - 206 reports
  6. spearmint - 205 reports
  7. tree-of-heaven - 199 reports
  8. reed canarygrass - 199 reports
  9. Eurasian water-milfoil - 196 reports
  10. garlic mustard - 194 reports

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

  1. tree-of-heaven - 88/88 (100%)
  2. multiflora rose - 88/88 (100%)
  3. common mullein - 88/88 (100%)
  4. annual bluegrass - 88/88 (100%)
  5. bittersweets - 88/88 (100%)
  6. common dandelion - 88/88 (100%)
  7. Japanese barberry - 87/88 (99%)
  8. smooth brome - 87/88 (99%)
  9. Queen Anne's lace, wild carrot - 87/88 (99%)
  10. moth mullein - 87/88 (99%)

Counties with the most invasive species reported

  1. Cuyahoga County - 453 species
  2. Lake County - 435 species
  3. Franklin County - 369 species
  4. Portage County - 359 species
  5. Erie County - 353 species
  6. Summit County - 347 species
  7. Ashtabula County - 344 species
  8. Lorain County - 340 species
  9. Highland County - 338 species
  10. Geauga County - 324 species

Counties with the least invasive species reported

  1. Mercer County - 111 species
  2. Putnam County - 112 species
  3. Paulding County - 115 species
  4. Shelby County - 120 species
  5. Hardin County - 122 species
  6. Henry County - 132 species
  7. Union County - 134 species
  8. Hancock County - 139 species
  9. Marion County - 140 species
  10. Allen County - 144 species

Report created on April 20, 2014 at 10:03 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