The Colorado Master Gardener Program: Planting Gardens, Growing People

The Colorado Master Gardener Program
in Arapahoe County

Colorado Master Gardener volunteers in Arapahoe County educate and inspire homeowners and other members of the community.  A dedicated group of 75 to 80 volunteers reach 6,000 to 7,000 residents annually fostering community development through gardening.

Major Outreach Projects

  • Gardening Therapy at Craig Hospital and Colorado Center for the Blind - CMG volunteers help patients and students with indoor and outdoor gardening projects.

  • Speakers’ Bureau - CMG Volunteers present gardening topics to garden clubs, schools, civic organizations and other groups.

  • Demonstration Gardens - CMG Volunteers design and cultivate educational Plant Select® Gardens at the Extension Office and the Vegetable Demonstration Garden at Hudson Gardens Events Center.

  • School Gardens - CMG Volunteers mentor elementary, middle and high school students in vegetable gardens and interior horticulture projects. 

CMG continuing education classAdditional Outreach Projects

  • Arapahoe County Fair – Open Class Horticulture
  • Staff office phones and walk-ins during March-September
  • Assist clients via voice mail during October-February
  • Staff educational events, Colorado Garden and Home Show, ProGreen Expo
  • Staff educational booths offsite

Education for CMG Volunteers

  • During January through March, Basic Training for CMG volunteers is provided through a multi-county partnership with Arapahoe, Douglas and Elbert Counties.
  • Arapahoe County Extension offers continuing CMG volunteers a variety of educational opportunities:
  • Seminars and classes on current topics
  • Field trips and garden tours
  • Diagnostic clinics
  • Multi-county and regional education opportunities including CMG Plus Classes, ProGreen Expo, CSU Short Course and CSU Field Day


  • CMG volunteers: 75
  • Annual volunteer hours: 2,900
  • Annual value of volunteer time: $63,800

Contact Us

CSU Extension, Arapahoe County Office
     6934 S. Lima St.
     Centennial, CO 80112
     Phone: 303-730-1920
     Fax: 303-730-2764
Arapahoe CMG Email:

Horticultural Staff