Idaho's Noxious Weeds,
4th Edition

By: Timothy Prather, Sandra Robins
and Don Morishita

• Covers all 57 weeds on Idaho's official noxious weeds list.

• Inside find color photographs, maps showing each weed's distribution by county, and a control guide insert listing specific herbicides and biological control agents for each weed.

• New Leaf shape illustrations help you identify plants based on this important feature

• New A poison symbol alerts you to poisonous weeds

• New Color-coding corresponds with noxious weed category: statewide control, statewide containment, and statewide early detection and rapid response

• New Distinguishing features of similar plants help prevent identification mix-ups