WY

Wyoming Growing Guide

Capital: CheyenneWest Region

Complete growing guide for Wyoming gardeners. Learn what to plant, when to plant, and how to succeed with semi-arid continental climate conditions across zones 3, 4, 5, 6.

3, 4, 5, 6

USDA Zones

80-130

Days Season

May 15

Last Frost (Early)

September 1

First Frost (Early)

Climate & Growing Conditions

Climate Type

Semi-arid Continental

Growing season of 80 to 130 days

Frost Dates

Last Spring Frost: May 15June 15

First Fall Frost: September 1September 30

Common Soil Types

Prairie loamMountain rockyRiver valley alluvial

⚠️ Growing Challenges

  • Very short season
  • High winds
  • Drought
  • Wildlife
  • Altitude

Growing Advantages

  • Low humidity
  • Clean air
  • Low pest pressure
  • Growing local movement

Wyoming's Famous Crops

Hay
Barley
Sugar beets
Dry beans
Cattle

📅 Wyoming Monthly Planting Calendar

See what to plant each month in Wyoming based on your local frost dates

View Monthly Calendar →

Resources

Wyoming Cooperative Extension

Get expert local advice from your state's agricultural extension service

Visit Wyoming Extension →

Weekly Growing Tips

Get seasonal planting reminders, crop rotation tips, and farm planning strategies delivered weekly.