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Welcome to the CSU Extension Office in Douglas County. Our goal is to assist you with any questions you may have whether it is about gardening, wildlife, 4-H or any other needs.

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The average elevation in the state of Colorado is above 6,800 feet; high intensity sunlight and generally low humidity, rapid and extreme weather fluctuations and diverse soil conditions all combine to challenge Colorado gardeners. We have the resources to help you be successful.

Do you have a question regarding your lawn, health of your tree, or why you don’t have any tomatoes this year? We are here to help. Colorado Master Gardeners of Douglas County are in the office Monday through Friday 9:00am-12:00pm and 1:30pm-4:30pm from mid-March through September. You can call 720-733-6935 or email them at or please feel free to stop by the office! There is also a Horticulture Agent available to answer your questions by appointment when possible.

Master Gardener

Douglas County Master Gardeners provide useful information to help your gardening efforts all year long. Through the Douglas County Extension Office, trained volunteers are available to answer horticulture questions about vegetable gardening, flowers, trees, shrubs, lawns, pruning, watering, plant disease and diagnosis, insect problems, composting, and environmental concerns.

Volunteers are available from 9:00am to Noon and 1:30pm to 4:30pm,
Monday and Friday, 9:00am to Noon only on Tuesday through Thursday. You can call 720-733-6935 or email them at or please feel free to stop by the office!

Contact a Master Gardener  Master Gardener Information

Demonstration Gardens

The Colorado Master Gardeners in Douglas County maintain four demonstration gardens throughout the county. Each offer a unique experience and provide a wide variety of information on growing plants in Colorado!

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Educational Outreach Projects

The Colorado Master Gardeners in Douglas County volunteer in a variety of ways. These include farmers markets, information booths, the Douglas County Fair, speaking engagements, and school outreach.

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Colorado State University is constantly coming out with new and innovative information to help homeowners in Douglas County be successful in their horticultural endeavors. These publications provide information on topics ranging from gardening basics to flower to fruits and vegetables, trees and shrubs, yard care, and insects.

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CSU, Douglas County Extension and the Colorado Master Gardeners of Douglas County work hard to provide up to date and relevant information on the most pressing issues facing homeowners throughout the year. Please check out our resources for current information on a variety of topics and challenges facing gardeners in Douglas County.

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