Skip to main content

Planting calendar for ZIP 81091 (Weston, CO)

When to plant vegetables in Weston, CO (USDA hardiness zone 6a). Typical last spring frost around May 11, 2026 10 days year to year), first fall frost around Oct 4, 202610 days).

Playing it safe? Spring frost holds off until about May 23, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

See the full Weston, CO planting calendar for dates typical of the whole city.

Want exact dates for your address, a drag-and-drop bed layout, and reminders when it’s time to sow? Enter your ZIP:

Or get a printable ZIP 81091 calendar and sowing reminders by email:

Month by month in Weston, CO

January

February

March

April

May

June

July

August

Understand your frost dates

Frost dates for ZIP 81091: NOAA 1991-2020 normals (USC00058436 TRINIDAD LAKE, CO US). Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.