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Part 3 List A Noxious Weed Species <br /> 3.1. List A of the Colorado noxious weed list comprises the following noxious weed species: Eff 0710112007 <br /> African rue(Peganum harmala) Eff 0710112007 <br /> Camelthorn(Alhagi pseudalhagi) Eff 0710112007 <br /> Common crupina(Crupina vulgaris) Eff 0710112007 <br /> Cypress spurge(Euphorbia cyparissias) Eff 0710112007 <br /> Dyer's woad(Isatis tinctoda) Eff 0710112007 <br /> Giant salvinia(Salvinia molesta) Eff 0710112007 <br /> Hydrilia(Hydrilla verticillata) Eff 0710112007 <br /> Meadow knapweed(Centaurea pratensis) Eff 0710112007 <br /> Mediterranean sage(Salvia aethiopis) Eff 0710112007 <br /> Medusahead(Taeniatherum caput-medusae) Eff 0710112007 <br /> Myrtle spurge(Euphorbia myrsinites) Eff 0710112007 <br /> Orange hawkweed(Hieracium aurantiacum) Eff 0710112007 <br /> Purple loosestrife(Lythrum salicaria) Eff 0710112007 <br /> Rush skeletonweed(Chondrilla juncea) Eff 0710112007 <br /> Sericea lespedeza(Lespedeza cuneata) Eff 0710112007 <br /> Squarrose knapweed(Centaurea virgata) Eff 0710112007 <br /> Tansy ragwort(Senecio jacobaea) Eff 0710112007 <br /> Yellow starthistle(Centaurea solsbtialis) Eff 0710112007 <br /> 3.2. All populations of List A species in Colorado are designated by the Commissioner for eradication. Eff 0710112007 <br /> 3.3. It is a violation of these rules to allow any plant of any population of any List A species to produce seed or develop other <br /> reproductive propagules. Eff 0710112007 <br /> 3.4. Prescribed management techniques must be applied to every population of List A noxious weeds present in Colorado to achieve <br /> the following objectives: Eff 0710112007 <br /> A. The plants of every population of List A species must be eliminated prior to seed development. Eff 0710112007 <br /> B. Once all mature plants are eliminated,appropriate efforts must be made to detect and eliminate new plants arising from seed, <br /> reproductive propagule, or root stock for the duration of the seed longevity for the particular species. Eff 0710112007 <br /> C. In order to ensure that seeds or other reproductive propagules are not produced or spread,any plant with flowers,seeds,or other <br /> reproductive propagules must be placed in sealed plastic bags and disposed of by: Eff 07/01/2007 <br /> 1. high intensity burning in a controlled environment that completely destroys seed viability, Eff 0710112007 <br /> 2. removal of plant materials to a solid waste landfill which covers refuse daily with six inches of soil or alternative material;or Eff <br /> 0710112007 <br /> 3. any other method approved by the Commissioner. Eff 0710112007 <br /> 26 <br />