Contact Us - see below303-271-5989
Monday - Thursday7:00 a.m. - 5:30 p.m.
The Jefferson County Weed and Pest Management program helps the public by developing integrated management plans to control mountain pine beetle and noxious weeds. The program, which includes working with the Jefferson County Open Space Natural Resources section, coordinates with other governmental agencies to achieve regional pest control.
This site includes information to help identify, control and prevent mountain pine beetle and noxious weed infestations. Our goal is to educate the public about weed and pest problems and offer solutions.
Common Mullein - A List C noxious weed. We recommend control. Learn More
A new series of seminars for Jeffco residents that will provide an understanding and appreciation for Jeffco lands and their ecological benefits.
Held the third Wednesday of the month from 6:00 pm - 7:30 pm
700 Jefferson County Parkway, Ste 100 (Jeffco Open Space Building)
Golden, CO 80401
Seating is limited so registration is required
June 21, 2017 Register HERE
Laura Pottorff, Colorado Department of Agriculture, will speak about Emerald Ash Borer and Japaneese beetle. These newly introduced invasive insect pests are having significant impacts on our urban landscapes.
The North Central IPM Center has published a guide to treatment options Insecticide Options for Protecting Ash Trees from EAB
Colorado Department of Agriculture EAB Information
July 19, 2017 Register HERE
Interested in pollination? This talk is designed to educate gardeners and the general public about pollinators native to Colorado. Learn about supporting native bees and managed bees, as well as pollination biology from Mario Padilla, Butterfly Pavilion Entomologist and knowledgeable beekeeper.
August 16, 2017 Register HERE
Andrew DuBois, Seasonal Naturalist, JCOS Lookout Mountain Nature Center, will speak about the rattlesnake research project at JCOS North Table Mountain Park that is being done in conjunction with Adaptation Environmental Services as part of a Jefferson County Open Space Small Research Grant. The project is looking at the movements, home ranges, and important habitat features of Prairie Rattlesnakes at North Table Mountain Park.
CDPW Identification Key
National Wildlife Federation - Rattlesnakes
CSU Factsheet - Coping with Snakes
Invasive species are easily spread by people, animals and equipment. Jeffco Weed & Pest is partnering with the Play Clean Go campaign to help educate our residents on ways to prevent the spread of these non-native harmful pests.
Mountain Bike Video
Horse Rider Video
Trail Runner Video
With the extra moisture in 2016 has come a heavier population of rats. Jeffco Environmental Health has information that may help you prevent rats moving onto your property.
Environmental Health Page
100 Jefferson County Parkway Golden, Colorado 80419 (303) 279-6511
© 2013-2016 Jefferson County, CO.