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  • BUREAU OF NOXIOUS WEED CONTROL

    Frequently Asked Questions

    Question: Is there a law in Idaho that requires landowners to control the noxious weeds on their property?
    Answer: Yes. You may access the Idaho statute at: http://www3.state.id.us/cgi-bin/newidst?sctid=220240007.K

    Question: I thought the Noxious Weed Control Office took care of all the weeds in the county?
    Answer: Idaho State law states that it is the responsibility of the landowner to control the weeds on their property.

    Question: Who takes care of the noxious weeds on private roads?
    Answer: The land owner(s) or homeowner's association is responsible for controlling the weeds in these areas.

    Question: Does 2,4-D kill broadleaf weeds and not grasses?
    Answer: Yes. Use caution, 2,4-D can affect trees and bushes as well.

    Question: Does Round-Up (glyphosate) kill grasses?
    Answer: Yes. Round-Up is used to kill all vegetation, but does not have any soil activity.

    Question: What should I use if I want to kill grasses, but leave some broad-leaves?
    Answer: In most cases, you should have a specific recommendation from a licensed consultant. The plants that you want to keep, dictate what chemicals to use and when you should use them.

    Question: Does Twin Falls County make recommendations concerning the chemicals used for weed control?
    Answer: Yes, you can call us and we will be happy to help you decide on a course of action that will help you control weeds. If necessary, we will visit your property, and evaluate the site for potential problems and possible options.

    Question: Can Twin Falls County Weed Control Spray my pasture or field for weeds.
    Answer: Yes, for a fee, we can treat agricultural and rangeland sites at your request.

    Question: Can Twin Falls County Weed Control come out and spray my lawn for weeds?
    Answer: No, not unless we do a legal enforcement against you. There are lawn care services that will perform these services for you for a fee.

    Question: What are the noxious weeds of Idaho?
    Answer: Follow this link to see the Idaho State Department of Agricultures noxious weed control where they have a listing of the weeds and distribution maps. Noxious Weeds