Our library has many resources for learning about the use of pesticides in Colorado.  Search the term “pesticides” in our online catalog for a listing of numerous sources of information including fact sheets from the Colorado State University Extension and publications from the Colorado Department of Agriculture (CDA).  See also CDA’s pesticides website.  Here you can find updated information about rulemaking, commercial pesticide applicators, licensing and examination information, resources for homeowners, registering as sensitive to pesticides, and more.