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Hortsense fact sheets
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weed problems
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Search weeds
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Select a weed:
All
Annual bluegrass
Barnyardgrass
Bentgrass, creeping
Bermudagrass
Bittercress (Shotweed, Hairy bittercress)
Bittersweet nightshade (European bittersweet)
Black medic
Blackberry (Himalayan, Evergreen, Pacific)
Blue mustard (Purple mustard, Tenella mustard)
Brackenfern, western
Buffalobur
Bull thistle
Buttercup, creeping
Canada thistle
Catchweed bedstraw (Cleavers)
Catsear, common (False dandelion)
Chickweed, common and mouseear
Clover
Comfrey
Crabgrass
Dandelion
Dock (Curly, Broadleaf)
Dodder
Downy brome (Cheatgrass, Downy chess)
Dwarf mistletoes
English daisy (Lawn daisy)
English ivy
Field bindweed (Wild morningglory)
Field pennycress (Fanweed)
Flixweed
Foxtail (Green, Yellow, Bristly)
Garden loosestrife
Giant hogweed
Goldenrods
Groundsel, common
Hawkweeds
Hedge bindweed
Henbit
Herb Robert (Robert geranium, stinky Bob)
Horsetails (Scouringrush)
Horseweed (Marestail)
Knapweeds
Knotweeds (Bohemian, Giant, Japanese, Himalayan)
Kochia
Lambsquarters, common
Liverworts
Mallow, common (Cheeseweed, Buttonweed)
Nightshades
Oxalis (Creeping woodsorrel)
Parrotfeather and Eurasian watermilfoil
Pineappleweed
Plantain (Broadleaf, Buckhorn)
Poison hemlock
Poison ivy and Poison oak
Prickly lettuce (China lettuce)
Prostrate knotweed
Puncturevine (Tackweed, Goathead)
Purple deadnettle (Red deadnettle)
Purple loosestrife (Purple lythrum)
Purslane, common
Quackgrass
Red sorrel (Sheep sorrel)
Redroot pigweed (Rough pigweed)
Redstem filaree (Stork's bill, Crane's bill)
Reed canarygrass
Russian thistle (Tumbleweed)
Ryegrass, annual (Italian ryegrass)
Salsify (Goatsbeard)
Scotch broom
Shepherd's-purse
Smartweeds
Sowthistle, annual and perennial
Speedwells
Spurges (Prostrate spurges)
St. Johnswort, common (Goatweed, Klamathweed)
Stinging nettle
Tansy ragwort
Tumblemustard (Jim Hill mustard)
Velvetgrass (Common velvetgrass)
Velvetleaf
Water primrose
Waterhemlock, western
Yellow nutsedge
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