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

Close Icon
Science-based gardening information, videos, & resources created for Colorado communities with support from Green Industry.

Reliable, timely information on more than 600 horticultural topics.


PlantTalk covers various topics including how to plant a tree, lawn care, houseplants, seed starting and more.

Click to view 

Colorado Garden Blogs

Colorado gardening blogs combined into one location for easy viewing.

View Blogs 

Emerald Ash Borer

Emerald Ash Borer (EAB), detected in Boulder, Westminster and Larimer county, is a nonnative insect with no natural enemies to keep it in check.

Learn about EAB