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

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Colorado’s Climate   arrow

WHEN TO PLANT  |  LOCAL CLIMATE SUMMARIES  |  SEASONAL CHECKLISTS

  • Resources from CSU’s Planttalk website are brief articles to introduce you to the subject material and focused on the beginner.
  • CSU Fact Sheets are more detailed and often include recommendations from CSU Extension specialists and agents.
  • CMG GardenNotes are very detailed chapter-style resources written to train Colorado Master Gardeners.
  • CO-Horts and Colorado Mountain Gardener blog postings are also included as more casual resources.

WHEN TO PLANT

LOCAL CLIMATE SUMMARIES

When should you plant in your area? Use these Climate Summaries to find out your average frost dates and monthly average temperatures on a local level.

SEASONAL CHECKLISTS