December 11, 2023

Noxious Weeds and Pests


S. D. noxious weeds and
declared pests are:
Fall River County locally
noxious weeds are:
Leafy spurge

Canada thistle

Perennial sow thistle

Hoary cress

Absinth Wormwood (NEW 2021)

Purple loosestrife

Salt cedar

Prairie dog

Gypsy moth

Common mullein

Scotch thistle

Dalmatian toadflax


White Horehound

Bull thistle

Musk Thistle

Plumeless thistle


Be on the lookout for these weeds:
Black henbane

Spotted knapweed

Diffuse knapweed

Sulfur cinquefoil

Absinth wormwood

Yellow toadflax

Common tansy

St. Johnswort


Common burdock

Giant knotweed


Poison hemlock

European common reed (Phragmites)

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