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The Washington State Noxious Weed Control Board has created an online weed search form that allows you to enter the habitat, color, leaf arrangement or if known, the name of the plant to identify ...
The most current statewide list, maintained by the Washington State Noxious Weed Control Board, identifies over 140 noxious weeds of interest and concern and classifies them by how important it is ...
Tripleurospermum inodorum has been classified as a noxious weed (class C) in the state of Washington [11] and is considered invasive in other states (it is resistant to some herbicides); it is a weed of cereals in western Canada.
The Plant Protection Act (PPA) (part of Pub. L. 106–224 (text)) is a US statute relating to plant pests and noxious weeds introduced in 2000. It is currently codified at 7 U.S.C. 7701 et seq . It consolidates related responsibilities that were previously spread over various legislative statutes, including the Plant Quarantine Act , the ...
The federal government defines noxious weeds under the Federal Noxious Weed Act of 1974. Noxious weeds are also defined by the state governments in the United States. [26] Noxious weeds came to the U.S. by way of colonization. [27] Some wildflowers are lesser known noxious weeds. A few of them are banned in certain states. [28]
PDF fulltext; Solanaceae Source [2008]: Solanum elaeagnifolium. Retrieved 2008-SEP-26. United States Department of Agriculture (USDA) (2006): Germplasm Resources Information Network - Solanum elaeagnifolium. Version of 2006-JAN-14. Retrieved 2008-SEP-26. Washington State Noxious Weed Control Board (WSNWCB) (2008): Silverleaf Nightshade. Version ...
The Federal Noxious Weed Act of 1974 ("FNWA", Pub. L. 93–629, 88 Stat. 2148, enacted January 3, 1975) established a federal program to control the spread of noxious weeds. The United States Secretary of Agriculture was given the authority to declare plants "noxious weeds", and limit the interstate spread of such plants without a permit.
In some areas, Bohemian knotweed is classified as an invasive species and a noxious weed. It is illegal to transport and sell in multiple US states, including Minnesota, [1] Washington, [5] and Wisconsin. [6] Mechanical control and hand pulling are ineffective. Repeat herbicide application through spraying leaves and injecting stems is the best ...