Blog

🔍

What to Plant in October in Colorado

Here's what you can plant in Colorado during October. Since Colorado spans multiple USDA zones, planting dates vary by location. Find your zone below.

Share this guide:
Useful in: r/vegetablegardening r/gardening
Pin it Facebook X

Zone 4b

View full Zone 4b planting guide for October

Harvest

Zone 5a

View full Zone 5a planting guide for October

Harvest

Zone 5b

View full Zone 5b planting guide for October

Harvest

Zone 6a

View full Zone 6a planting guide for October

Harvest

Zone 6b

View full Zone 6b planting guide for October

Harvest

Zone 7a

View full Zone 7a planting guide for October

Harvest

Share this guide:
Useful in: r/vegetablegardening r/gardening
Pin it Facebook X
Share this guide:
Useful in: r/vegetablegardening r/gardening
Pin it Facebook X

Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Last updated: May 2026.

Sources & credits

Every number on this page traces back to a primary horticulture or government data source. Click through to verify.

Plant varieties + growing data

Household-consumption benchmarks

Frost dates

Precipitation + climate normals

Soil survey + temperature data

Drought monitoring

Pest + disease pressure

Local extension offices

Daylight hours + sun data

Follow us online

Contact Us | Privacy Policy | Terms and Conditions