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found, Routt County and the Division will be consulted in order to formulate the best plan for the <br /> new infestation. <br /> Weeds listed in Table E-1 will be eradicated or suppressed according to Routt County <br /> requirements. <br /> Table E-1. Routt County Weed List <br /> Species Routt County State Seed Longevity <br /> (yrs) <br /> 1 Bighead knapweed Eradication N/A unknown <br /> 2 Black henbane Eradication Containment 4 <br /> i <br /> 3 Bulbous bluegrass Containment Suppression 2-3 <br /> 4 Bull thistle Containment Containment 3 <br /> 5 Canada thistle Containment Containment 20-22 <br /> 6 Chamomile(Anthemis cotula Containment Containment 15 ' <br /> and Tripleurospermum <br /> inodorum) <br /> 7 Common mullein Containment Suppression 90 <br /> (Verbascum thapus) <br /> 8 Common tansy Eradication Containment 3 <br /> 9 Curly dock(Rumes crispus) Containment N/A 50-80 <br /> 10 Dalmatian toadflax(Linaria Containment Containment 10 <br /> damatica& L. genistifolia) <br /> 11 Diffuse knapweed Eradication Containment 5-10 <br /> (Centaurea diffusa) <br /> 12 Field Bindweed(Convolvulus Containment Supression 20+ <br /> arvensis) <br /> 13 Garlic mustard Eradication Watchlist 10 <br /> 14 Hoary alyssum Eradication Watchlist 9 <br /> 15 Houndstongue Containment Containment 3 <br /> (Cynoglossum officinale) <br /> 16 Leafy spurge(Euphorbia Containment Containment 8 <br /> esula) <br /> 17 Meadow knapweed Eradication Eradication 7 <br /> (Centaurs pratensis) <br /> 18 Musk thistle Containment Containment 14 <br /> 19 Myrtle spurge(Euphorbia Eradication Eradication 8 <br /> myrsinites) <br /> 20 Orange hawkweed Eradication Eradication 8 <br /> (Hieracium aurantiacum) <br /> 21 Oxeye daisy Containment Containment 38 <br /> 22 Russian knapweed Containment Containment 3 <br /> (Centaurea repens) <br /> 23 Scotch thistle Eradication Containment 13 <br /> 24 Spotted knapweed Containment Containment 8 <br /> (Centaurea maculosa) <br /> 25 Sulfur cinquefoil Containment Containment 4 <br /> 26 Whitetop/Hoary cress Eradication Containment 3 <br /> _ (Lepidium draba) <br /> 27 Yellow toadflax(Linaria Containment Containment 10 <br /> vulgaris) <br /> Yampa Valley Gravel Pit <br /> August 2025 E-4 pi Lewicki 8t Associates <br />