Alliaria petiolata
Common name(s): Garlic mustard Family: Brassicaceae Genus: Alliaria
14 states listed

State Distribution (14 / 50 states)

Alabama Alaska Arizona Arkansas California Colorado Connecticut Delaware Florida Georgia Hawaii Idaho Illinois Indiana Iowa Kansas Kentucky Louisiana Maine Maryland Massachusetts Michigan Minnesota Mississippi Missouri Montana Nebraska Nevada New Hampshire New Jersey New Mexico New York North Carolina North Dakota Ohio Oklahoma Oregon Pennsylvania Rhode Island South Carolina South Dakota Tennessee Texas Utah Vermont Virginia Washington West Virginia Wisconsin Wyoming

Listings by State

State Classification Common Name Listed Notes
AlabamaClass AGarlic mustard
ConnecticutProhibitedGarlic mustard
DelawareNoxiousGarlic mustard
FloridaClass IGarlic mustard
IndianaTerrestrial InvasiveGarlic mustardBiennial herb
MaineProhibitedGarlic mustardDo Not Sell List
MassachusettsProhibitedGarlic MustardInvasive herb
NevadaClass BGarlic MustardScattered populations
New HampshireProhibitedGarlic MustardInvasive herb
OregonClass BGarlic MustardBiennial herb
PennsylvaniaClass BGarlic MustardBiennial herb
Rhode IslandInvasiveGarlic MustardBiennial herb
South CarolinaInvasiveGarlic MustardBiennial herb
UtahClass 1BGarlic mustardBiennial
Data compiled from individual state Department of Agriculture noxious weed lists. Verify against current official state sources before regulatory use.  |  U.S. Noxious Weed Database — generated April 2026.