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Fri, Dec 15, 2017
Benton County Iowa

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Noxious Weeds

A noxious weed is a plant that is injurious to desired vegetation. Noxious weeds pose a significant threat to agricultural and conservation lands due to their ability to out compete native species for resources and eventually become the dominant species in an area. Weeds that are considered to be noxious can be found in the links below.


 - Buckhorn Plantain (Plantago lanceolata)

 - Buckthorn (Rhamnus frangula)

 - Bull Thistle (Cirsium lanceolatum)

 - Canada Thistle (Cirsium arvense)

 - Cocklebur (Xanthium commune)

 - Field Bindweed (Convolvulus arvensis)

 - Horsenettle (Solanum carolinense)

 - Leafy Spurge (Euphorbia esula)

 - Multiflora Rose (Rosa multiflora)

 - Musk Thistle (Carduus nutans)

 - Perennial Peppergrass (Lepidium draba)

 - Perennial Sowthistle (Sonchus arvensis)

 - Poison Hemlock (Conium maculatum)

 - Puncturevine (Tribulus terrestris)

 - Quackgrass (Agropyron repens)

 - Russian Knapweed (Centaurea repens)

 - Shattercane (Sorghum bicolor)

 - Sheep Sorrel (Rumex acetosella)

 - Smooth Dock (Rumex altissimus)

 - Sour Dock (Rumex crispus)

 - Tall Thistle (Cirsium altissimum)

 - Teasel (Dipsacus spp.)

 - Velvetleaf (Abutilon theophrasti)

 - Wild Carrot (Daucus carota)

 - Wild Mustard (Brassica arvensis)

 - Wild Sunflower (Helianthus annus)