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WYMAN GRAVEL PIT <br /> ROUTT COUNTY, COLORADO <br /> Prepared by Routt County Weed Program <br /> �— August,201b <br /> Gravel Pit Noxious Weed Management Plan <br /> Introduction <br /> Noxious weeds are invasive plants that are not native to North America and as a <br /> consequence have inadequate or absent insect predators or plant pathogens to keep them <br /> controlled. They pose a serious threat to native plant populations, agriculture, wildlife, <br /> and property values. The State of Colorado and Routt County require noxious weed <br /> management on public and private land. <br /> In order to be in compliance with the Colorado Noxious Weed Act, Routt County <br /> regulations, and the terms and conditions of the gravel mining permit for this property, <br /> the following named plants must be controlled. Any weeds on the County or State <br /> Noxious weed lists not named below but detected after this plan is written shall also be <br /> controlled. (See appendix B and C.) <br /> The following noxious weeds are subject to management requirements, according to the <br /> Routt County Weed Plan or the Colorado noxious weed act of 2003. <br /> Routt County Weed List: <br /> _X_white top (Cardaria draba) <br /> _X_houndstongue (Cynoglossum officianale) <br /> _spotted knapweed(Centaurea maculosa) <br /> diffuse knapweed (Centaurea diffusa) <br /> Russian knapweed(Centaurea repens) <br /> _meadow knapweed (Centaurea pratensis) <br /> _leafy spurge (Euphorbia esula) <br /> __Cypress spurge (Euphorbia cyparrissias) <br /> _myrtle spurge (Euphorbia myrsinites <br /> ___yellow toadflax(Linaria vulgaris) <br /> _X_Dalmatian toadflax (Linaria genistifolia) <br /> _orange hawkweed (Hieracium aurantiacum) <br /> purple loosestrife (Lythrum saltcaria) <br /> from the State Weed List: <br />