Colorado Master Gardener Program | CMG Volunteer Resources

CMG Volunteer Resources





CMG Reference Materials


  • CMG Textbook, The Science of Gardening, by David Whiting, Kendall Hunt Publishing, focuses on research-based gardening information in 636 pages with over 600 color photographs and line drawings. Units include the following:
  • Benefits of Gardening
  • How Plants Grow (basic botany)
  • Soil, Fertilizers and Soil Amendments
  • Diagnostics and Pest Management
  • Trees and Shrubs: Identification, Selection, and Planting
  • Pruning
  • Herbaceous Plants (flowers)
  • Fruit
  • Vegetables
  • Lawns
  • Water Wise Landscape Design
  • Irrigation Management

Purchase the book directly from Kendall Hunt Publishing as a print edition or a electronic download Ebook.



  • CMG volunteers update their CMG GardenNotes Notebook


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VMS, Online Volunteer Management System


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CMG/CGC Training Schedule


  • 2015, Colorado Front Range Counties
  • Tuesdays: Arapahoe, Douglas, and Elbert Counties - starting January 20, in Castle Rock and Littleton
  • Wednesdays: Broomfield, Clear Creek, Denver, Jefferson, and Gilpin Counties - starting January 21, in Golden, Denver, and Broomfield
  • Thursdays: El Paso County - starting January 22, in Colorado Springs
  • Fridays: Adams, Boulder, Larimer, and Weld, Counties - starting January 23, in Loveland
  • 2015 Thursday Distance Education Class - schedule under development
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CMG Procedures and Policies

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Handouts: The Colorado Master Gardener Program class


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Page updated October 1, 2014
David Whiting, CSU Extension