Class A Noxious Weeds


Non-native with limited distribution. Preventing new infestations and eradicating existing infestations are of the highest priority. Eradication is required by law.

Bighead Knapweed

Bighead knapweed

Clary Sage

Clary sage

Cordgrass, common

Common cordgrass

Cordgrass, dense-flowered

Dense-flowered cordgrass

Cordgrass, salt meadow

Saltmeadow cordgrass

Cordgrass, smooth

Smooth Cordgrass

Dyer's Woad

Dyer's Woad

Eggleaf Spurge

Eggleaf Spurge

False Brome

False brome

Floating Primrose-Willow

Floating primrose-willow

Flowering Rush

Flowering Rush

Present in Franklin County

French Broom

French broom

Garlic Mustard

Garlic mustard

Giant Hogweed

Giant hogweed

Italian Thistle

Italian thistle



Meadow Clary

Meadow clary

Mediterranean Sage

Mediterranean sage

Milk Thistle

Milk thistle

Oriental Clematis

Oriental clematis

Purple Starthistle

Purple starthistle

Reed Sweetgrass

Reed sweetgrass

Ricefield Bullrush

Ricefield bullrush

Silverleaf Nightshade

Silverleaf nightshad

Slenderflower Thistle

Slenderflower thistle

Small-flowered Jewelweed

Small-flowered jewelweed

Spanish Broom

Spanish broom

Syrian Beancaper

Syrain beancaper

Texas Blueweed

Texas blueweed

Variable-leaf Milfoil

Variable-leaf Milfoil

Vochin Knapweed

Vochin knapweed

Wild Four O'Clock

Wild Four O'Clock