State Designated Noxious Weeds W.S. 11-5-102 (a)(xi) & Prohibited Noxious Weeds W.S. 11-12-104
1. Field bindweed - Convulvulus arevensis |
2. Canada thistle - Cirsium arvense |
3. Leafy spurge - Euphorbia esula |
4. Perennial sowthistle - Sonchus arvensis |
5. Quackgrass - Agropyron repens |
6. Hoarycress/Whitetop - Cardaria draba and pubescens |
7. Perennial pepperweed - Lepidium latifolium |
8. Oxeye daisy - Chrysantheum leucanthemum |
9. Skeletonleaf bursage - Franseria discolor |
10. Russian knapweed - Centaurea repens |
11. Yellow toadflax - Linaria vulgaris |
12. Dalmation toadflax - Linaria dalmatica |
13. Scotch thistle - Onopordum acanthium |
14. Musk thistle - Carduus nutans |
15. Common burdock - Artium minus |
16. Plumeless thistle - Carduus acanthoides |
17. Dyer's woad - Isatis tincotoria |
18. Houndstounge - Cynoglossum officinale |
19. Spotted knapweed - Centaurea maculosa |
20. Diffuse knapweed - Centaurea diffusa |
21. Purple loosestrife - Lythrum salicaria |
22. Saltcedar - Tamarix spp. |
23. St. Johnswort - Hypericum perforatum |
24. Common tansy - Tanacetum vulgare |
25. Russian olive - Elaeagnus angustifolia
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Designated Pests W.S. 11-5-102 (a)(xii)
W.S. 11-5-102 (a)(xiii)