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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.

Competitive Horticulture   arrow

2023 Douglas County Fair & Rodeo Agriculture & Floriculture Open Class Details

Every year, CSU Extension partners with the Douglas County Fair & Rodeo for a county wide agriculture and floriculture open class contest!

Join us this year to enter your best natural resources, with items like Honey and Eggs, to Vegetable Art and Artistic Arrangements, all the way to Fairy Gardens and endless varieties of Flowers and House Plants.

2023 Douglas County Fair & Rodeo Agriculture and Floriculture Open Class Exhibit Entry Times:

  • Wednesday, August 2nd, 2023 @ 5:00-8:00pm
  • Thursday, August 3rd, 2023 @7:00am-11:00am

At the Douglas County Fairgrounds, James R. Sullivan Event Center, 500 Fairgrounds Road, Castle Rock, Co.

Find more information on competition requirements and regulations on the Douglas County Fair & Rodeo Website.

Whether you’re a seasoned gardener or a new green thumb, we await your entry this year. Use the resources within CSU Extension to start growing your open class competitors. Volunteers are available regularly to assist you with questions you have about horticulture topics and would be thrilled to help those excited about growing for the open class contests.

Find our Douglas County Colorado Master Gardener Help Desk hours, here. This resource allows you to send any questions you may have related to horticulture through email, phone or in person staring May 1st, 2023.

  • Email CMG Volunteers:
  • Call CMG Volunteers: 720-733-6935

We are looking forward to collaborating with you and growing together this season!