3-5-5: DECLARATION OF NOXIOUS WEEDS:

The following are declared to be noxious weeds within Duchesne County, to wit:

   A.   Class 1A; Early Detection Rapid Response (EDRR): Watch list declared noxious and invasive weeds not native to the State of Utah and not known to exist in the State that pose a serious threat to the State and should be considered as a very high priority.

   African rue - Peganumharmala

   Common crupina - Crupina vulgaris

   Malta starthistle - Centaureamelitensis

   Mediterranean sage - Salvia aethiopis

   Plumeless thistle - Carduusacanthoides

   Small bugloss - Anchusaarvensis

   Spring millet - Miliumvernale

   Syrian beancaper - Zygophyllumfabago

   Ventenata (North Africa grass) - Ventenatadubia

   B.   Class 1B; Early Detection Rapid Response (EDRR): Declared noxious and invasive weeds not native to the State of Utah that are known to exist in the State in very limited populations and pose a serious threat to the State and should be considered as a very high priority.

   African mustard - Brassica tournefortii

   Blueweed (Vipers bugloss) - Echium vulgare

   Camelthorn - Alhagimaurorum

   Common St. Johnswort - Hypericumperforatum

   Cutleafvipergrass - Scorzoneralaciniata

   Elongated mustard - Brassica elongata

   Garlic mustard - Alliariapetiolata

   Giant reed - Arundodonax

   Goatsrue - Galega officinalis

   Japanese knotweed - Polygonumcuspidatum

   Oxeye daisy - Leucanthemum vulgare

   Purple starthistle - Centaureacalcitrapa

   C.   Class 2; Control: Declared noxious and invasive weeds not native to the State of Utah, that pose a threat to the State and should be considered a high priority for control. Weeds listed in the control list are known to exist in varying populations throughout the State. The concentration of these weeds is at a level where control or eradication may be possible.

   Black henbane - Hyoscyamusniger

   Dalmation toadflax - Linariadalmatica

   Diffuse knapweed - Centaureadiffusa

   Dyers woad - Isatistinctoria

   Leafy spurge - Euphorbia esula

   Medusahead - Taeniatherum caput-medusae

   Purple loosestrife - Lythrumsalicaria

   Rush skeletonweed - Chondrillajuncea

   Spotted knapweed - Centaureastoebe

   Squarrose knapweed - Centaureavirgata

   Yellow starthistle - Centaureasolstitialis

   Yellow toadflax - Linaria vulgaris

   D.   Class 3; Containment: Declared noxious and invasive weeds not native to the State of Utah that are widely spread. Weeds listed in the containment noxious weeds list are known to exist in various populations throughout the State. Weed control efforts may be directed at reducing or eliminating new or expanding weed populations. Known and established weed populations, as determined by the weed control authority, may be managed by any approved weed control methodology, as determined by the weed control authority. These weeds pose a threat to the agricultural industry and agricultural products.

   Bermudagrass 1 - Cynodondactylon

   Canada thistle - Cirsiumarvense

   Field bindweed (Wild Morning-glory) - Convolvulus spp.

   Hoary cress - Cardaria spp.

   Houndstounge - Cynoglossumofficianale

   Jointed goatgrass - Aegilopscylindrica

   Musk thistle - Carduusnutans

Perennial Sorghum spp.: Johnson Grass (Sorghum halepense) and Sorghum almum (Sorghum almum)

   Perennial pepperweed (Tall whitetop) - Lepidiumlatifolium

   Phragmites (Common reed) - Phragmitesaustralis ssp.

   Poison hemlock - Conium maculatum

   Puncturevine (Goathead) - Tribulusterrestris

   Quackgrass - Elymusrepens

   Russian knapweed - Acroptilonrepens

   Scotch thistle (Cotton thistle) - Onopordumacanthium

   Tamarisk (Saltcedar) - Tamarixramosissima

   E.   Class 4; Prohibited: Declared noxious and invasive weeds, not native to the state of Utah, that pose a threat to the State through the retail sale or propagation in the nursery and greenhouse industry. Prohibited noxious weeds are annual, biennial, or perennial plants that the Commissioner designates as having the potential or are known to be detrimental to human or animal health, the environment, public roads, crops, or other property.

   Cogongrass (Japanese blood grass) - Imperatacylindrica

   Dames Rocket - Hesperismatronalis

   Myrtle spurge - Euphorbia myrsinites

   Russian olive - Elaeagnusangustifolia

   Scotch broom - Cytisusscoparius (Ord. 18-366, 4-23-2018)

 

Notes

1

1. Bermudagrass (Cynodondactylon) shall not be a noxious weed in Washington County and shall not be subject to provisions of the Utah Noxious Weed Law within the boundaries of that county. It shall be a noxious weed throughout all other areas of the State of Utah and shall be subject to the laws therein.