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Introduced, Invasive, and Noxious Plants


Indiana State-listed Noxious Weeds
7 records returned

Noxious weeds that are synonyms retain their noxious status, and are indented beneath the current PLANTS accepted name.

Division of Entomology and Plant Pathology. 2003. Summary of plant protection regulations (, 20 October 2003). Indiana Department of Natural Resources.

Symbol Scientific Name Noxious Common Name State Noxious Status† Native Status*
CIAR4 Cirsium arvense (L.) Scop. Canada thistle NW L48 (I), AK (I), CAN (I), GL (I), SPM (I)
LYSA2 Lythrum salicaria L. purple loosestrife PR L48 (I), CAN (I), SPM (I)
ROMU Rosa multiflora Thunb. multiflora rose PR L48 (I), CAN (I)
SIAN Sicyos angulatus L. burcucumber NW L48 (N), CAN (N)
SOAL Sorghum almum Parodi Columbus grass NW L48 (I)
SOBI2 Sorghum bicolor (L.) Moench shattercane NW (I), L48 (I), HI (I), PR (I), VI (I), CAN (I)
SOHA Sorghum halepense (L.) Pers. johnsongrass NW (I), L48 (I), HI (I), PR (I), CAN (I)


†CodeNoxious Status
NW Noxious weed
PR Permit required

*CodeNative Status
I Introduced
N Native

*CodeNative Status Jurisdiction
L48 Lower 48 States
AK Alaska
HI Hawaii
PR Puerto Rico
VI Virgin Islands
CAN Canada
GL Greenland
SPM St. Pierre and Miquelon

Additional information about noxious plants in this state can be found at:

  • IN-Indiana Most Wanted Invasive Plant Pest List (Purdue University)
  • IN-Indiana Office of the Commissioner of Agriculture
  • IN-Invasive Plants in Indiana
  • IN-Invasive Species (Department of Natural Resources)
  • IN-Noxious and Invasive Weeds and the Weed Laws in Indiana
  • IN-Purdue University Cooperative Extension
  • IN-Top Ten Weeds in Corn and Soybeans
  • Weeds of the North Central States


Time Generated: 08/03/2020 08:15 AM CDT