Weeds
Annual bluegrass
Annual ryegrass (Italian ryegrass)
Annual sowthistle
Barnyardgrass
Bermudagrass
Bittersweet nightshade (European bittersweet)
Black medic
Blackberry
Blue mustard (Purple mustard, Tenella mustard)
Broadleaf plantain
Buckhorn plantain
Buffalobur
Bull thistle
Canada thistle
Catchweed bedstraw (Cleavers)
Clover
Comfrey
Common chickweed
Common dandelion
Common groundsel
Common lambsquarters
Common mallow (Cheeseweed, Buttonweed)
Common purslane
Common St. Johnswort (Goatweed, Klamathweed)
Crabgrass
Creeping bentgrass
Creeping buttercup
Creeping woodsorrel
Curly dock and Broadleaf dock
Downy brome (Cheatgrass, Downy chess)
English daisy (Lawn daisy)
English ivy
Field bindweed (Wild morningglory)
Field pennycress (Fanweed)
Flixweed
Foxtail (Bristlegrass)
Garden loosestrife
Giant hogweed
Giant knotweeds (Giant, Japanese, and Himalayan)
Goldenrods
Hawkweeds
Hedge bindweed
Henbit
Horsetails (Scouringrush)
Horseweed (Marestail)
Knapweeds
Kochia
Little western bittercress (Shotweed)
Mouseear chickweed
Nightshades
Parrotfeather and Eurasian watermilfoil
Pineappleweed
Poison hemlock
Poison ivy and Poison oak
Prickly lettuce (China lettuce)
Prostrate knotweed
Puncturevine (Tackweed, Goathead)
Purple deadnettle (Red deadnettle)
Purple loosestrife (Purple lythrum)
Quackgrass
Red sorrel (Sheep sorrel)
Redroot pigweed (Rough pigweed)
Redstem filaree (Stork's bill, Crane's bill, filaree)
Reed canarygrass
Russian thistle (Tumbleweed)
Salsify (Goatsbeard)
Scotch broom
Shepherd's-purse
Smartweeds
Speedwells
Spotted catsear (False dandelion)
Spurges (Prostrate spurges)
Stinging nettle
Tansy ragwort
Tumblemustard (Jim Hill mustard)
Velvetgrass (Common velvetgrass)
Velvetleaf
Water primrose
Western brackenfern
Western waterhemlock
Yellow nutsedge
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