Contact your local county Extension office through our County Office List.

   
Master Gardeners enhance Colorado communities through outreach, education and environmental stewardship.

Wherever you are in Colorado, we’re local.

Emerald Ash Borer in Colorado

Resources that provide information on the identification and management of Emerald Ash Borer in Colorado.

Emerald Ash Borer Resources 

CO-Horts Blog

This CSU Horticulture blog features experts across the state tackling timely plant topics in a fun and informative way.

Check it out and subscribe! 

Interested in donating to the Colorado Master Gardener program?

Consider a tax-deductible donation to the Master Gardener CSU Foundation account. Your gift supports community horticulture projects across the state! Be sure to search for the “Colorado Master Gardener Program” account.

To donate