Designated as Noxious and Nuisance Weed as of 2011

Absinthe

Baby’s Breath
Bladder Campion

Common Barberry

Common Burdock
Dame’s Rocket
Darnel

Diffuse Knapweed

Downy Brome
European Buckthorn
False Cleavers
Field Bindweed

Foxtail Barley

Giant Hogweed

Halogeton

Hoary Alyssum

Hound’s Tongue

Japanese Brome

Jointed Goatgrass

Kochia
Meadow Goat’s Beard
Night-Flowering Catchfly
Perennial Sow Thistle 

Poison Hemlock

Povertyweed

Prickly Lettuce
Round-leaved Mallow

Red Bartsia

Russian Thistle

Scentless Chamomile

White Cockle

Wild Chervil

Woolly Cupgrass

Yellow Star-Thistle

African Rue
Annual Sow Thistle
Black Henhane 
Blue Lettuce
Bull Thistle
Canada Thistle
Cleavers
Common Crupina
Common Tansy
Curly-leaved Pondweed
Cypress SpurgeDandelionPuncturevine
Damation Toadflax
Eruasian Water-Milfoil
Field Scabious
Flowering Rush
Garlic Mustard
Giant Foxtail
Leafy Spurge
Hoary Cress
Narrow- Leafed Hawk’s-Beard
Nodding Thistle
Oxeye Daisy
Persian Darnel
Purple Loosestrife
Quack Grass
Russian Knapweed
Saltcedar
Spiny Annual Sow Thistle
Spotted Knapweed
Squarrose Knapweed
Stork’s Bill
Wild Parsnip
Yellow Floating Heart
Yellow Toadflax