This guide provides photos of often misidentified annual weeds found in Weld County, Colorado. 

This website, by Agrian, allows users to look up herbicide label information from their extensive database. Over 9,000 indemnified manufacturer/registrant labels and supporting documents (including MSDS, Section 24c, 2ee, and organic certificates) are provided. 

This website enables users to use search functions to identify unknown weed species. 

This document provides photos and characterists of the Colorado Watch List species. 

The 2016 Compendium of Herbicide Adjuvants is the 13th edition of the biennial publication and contains 779 entries from 38 companies. While the Compendium of Herbicide Adjuvants is published every two years, the associated website is updated more frequently. This Compendium organizes adjuvant products by type (such as nonionic surfactants, crop oil concentrates, etc.). And each listing includes the product name, manufacturer/distributor, principal functioning agents, use rates, and comments. 

This brochure, developed by Fremont County Weed Management, for Fremont, Custer, and surrounding counties, provides mechanical, chemical, biological and cultural control information for a variety of common weed species. 

The proposed action includes the removal (hand cutting and herbicide treatment) of existing and potential arundo (Arundo donax) plants at 11sites (915 acres) located along the Virgin River in Washington County, Utah. The proposal also includes the removal (hand cutting and herbicide treatment) of existing Russian olive (Elaeagnus angustifolia) and tamarisk (Tamarisk Species) trees at three sites (170 acres) near Rockville, Utah and Washington, Utah.

This report details American Conservation Experience's efforts to treat Arundo donax along 39 miles of the Virgin River. 

This document describes steps that can be taken to control Arundo donax (also known as giant reed, giant cane, and arundo) in the Virgin River Watershed and Washington County, Utah.