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⚠️ Information and Updates Regarding COVID-19's Impact on the College of Agricultural Sciences

Insect Information

All materials needed in another accessible format can be made available upon request.

Arthropods of Colorado Fact Sheets

This is a listing of about 200 downloadable fact sheets related to insects and other “bugs” found in in Colorado. It contains fact sheets that are written for the Colorado Arthropods of Interest series and the Extension fact sheets that are related to insects.

Miscellaneous Insect Information

This contains a variety of downloadable fact sheets and pamphlets on diverse miscellaneous subjects, from “Bug Mugs” and “Life in a Colorado Water Garden” to “Mystery Bites and Itches” and “Commercially Available Sources of Biological Control Organisms: Sources and Uses in Colorado.”

Emerald Ash Borer Information

This is a listing of downloadable publications, web links and other resources related to the presence of emerald ash borer in Colorado.

Japanese Beetle Information

This is a listing of publications and other resources to assist with understanding and managing Japanese beetle in Colorado.

Bed Bug Information

This is a listing of downloadable publications, web links, and other resources that can be used for helping manage bed bugs.


This is a listing of some publications and web links related to bees, particularly bees native to Colorado.

Hemp Insect Information

This links directly to the Hemp Insect Website, which includes information being developed to better recognize and manage insects associated with industrial hemp.

Master Gardener Information

This includes the handouts and PowerPoint presentations (as PDF) used in Master Gardener Entomology training. These will get updated annually at the end of the winter/spring training programs.

Recent Extension Presentations

This is a listing that provides the PowerPoint presentations (as PDF) of most Extension entomology programs conducted during the past 12 months.

January 17th, 2019: Idaho Hort Expo (Boise)

February 5th, 2019: Boulder County Beekeeping Class (Longmont)

February 5th, 2019: Seminar, Department of Agricultural Biology (Fort Collins)

February 7th, 2019: The ProGreen Expo (Denver)

February 12-13th, 2019: Western Colorado Pest Management Conference (Grand Junction)

February 21st, 2019: Hemp Insect Discussion (Rocky Ford)

March 6th 2019: Colorado Arborists and Lawn Care Professionals (CALCP) Annual Conference (Aurora)

March 9th 2019: SymROSEium, Denver Rose Society (Denver)

April 3rd 2019: Pacific Branch Meeting, Entomological Society of America (San Diego)

May 19, 2019 Northeastern IPM Center (Webinar)

July 17, 2019: Sentinel Plant Network Workshop, Cheyenne Botanic Gardens (Cheyenne)

August 29, 2019: Department Seminar, Purdue University (West Lafayette)

September 12, 2019: GCA Shirley Meneice Annual Conference, Denver Botanic Gardens (Denver)

September 19, 2019 ISA-RMC Annual Meeting (Westminster)

November 1, 2019: Master Gardener Webinar, Emerald Ash Borer (Fort Collins)

November 6, 2019: CSU Front Range Pest Management Workshop (Loveland)

November 7, 2019: Hemp Growers Workshop (Fort Collins)

November 21, 2019: ISA-RMC Annual Pesticides Workshop (Denver)

December 6, 2019: Poudre School District Nurses (Fort Collins)

December 11, 2019: Rocky Mountain Regional Turfgrass Conference and Trade Show (Aurora)

December 12, 2019: College of Agricultural Sciences Distinguish Lecture Series (Fort Collins)

January 23-24, Association of Montana Turf, Ornamental and Pest Professionals (Montana)

February 1, 2020: Garfield County AgExpo (Rifle)

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