VIRTUAL FIELD GUIDE >> Noxious Weed List

Noxious Weed List                       

This Noxious Weed List contains information about Idaho's 64 noxious weeds. Click on a weed below to learn more and to view a multimedia Photo Gallery. Some of the weeds on this list also contain video sequences. Most of these weeds link to 360 degree panorama views and additional video sequences in the Interactive Map of Idaho section. You will need the free Quicktime Player to view the Photo Galleries.

Several new weeds have been added to Idaho's noxious weed list and information on those will be added to this list through the fall of 2010. Please check back often!

• Black Henbane
  Hyoscyamus niger
• Buffalobur
  Solanum rostratum
• Canada Thistle
  Cirsium arvense
• Common Crupina
  Crupina vulgaris
• Dalmatian Toadflax
  Linaria genistifolia ssp. dalmatica
• Diffuse Knapweed
  Centaurea diffusa
• Dyer's Woad
  Isatis tinctoria
• Eurasian Watermilfoil
  Myriophyllum spicatum
• Field Bindweed
  Convolvulus arvensis
• Giant knotweed
  Polygonum sachalinense
• Hoary Cress (Whitetop)
  Lepidium draba ssp. draba
• Houndstongue
  Cynoglossum officinale
• Japanese knotweed
  Polygonum cuspidatum
• Johnsongrass
  Sorghum halepense
• Jointed Goatgrass
  Aegilops cylindrica
• Leafy Spurge
  Euphorbia esula
• Matgrass
  Nardus stricta
• Meadow Hawkweed
  Hieracium caespitosum
• Meadow Knapweed
  Centaurea debeauxii ssp. thuillieri
• Mediterranean Sage •NEW•
  Salvia aethiopis
• Milium
  Milium vernale

• Musk Thistle
  Carduus nutans
• Orange Hawkweed
  Hieracium aurantiacum
• Parrotfeather Milfoil •NEW•
  Myriophyllum aquaticum
• Perennial Pepperweed
  Lepidium latifolium
• Perennial Sowthistle
  Sonchus arvensis
• Poison Hemlock
  Conium maculatum
• Puncturevine
  Tribulus terrestris
• Purple Loosestrife
  Lythrum salicaria
• Rush Skeletonweed
  Chondrilla juncea
• Russian Knapweed
  Acroptilon repens
• Saltcedar •NEW•
  Tamarix ssp.
• Scotch Broom
  Cytisus scoparius
• Scotch Thistle
  Onopordum acanthium
• Spotted Knapweed
  Centaurea stoebe ssp. micranthos
• Syrian Beancaper
  Zygophyllum fabago
• Tansy Ragwort
  Senecia jacobaea
• Vipers Bugloss •NEW•
  Echium vulgare
• Yellow Starthistle
  Centaurea solstitialis
• Yellow Toadflax
  Linaria vulgaris