Skip to main content

Planting calendar for ZIP 20170 (Herndon, VA)

When to plant vegetables in Herndon, VA (USDA hardiness zone 7b). Typical last spring frost around Apr 15, 2026 12 days year to year), first fall frost around Oct 24, 202610 days).

Playing it safe? Spring frost holds off until about Apr 30, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

See the full Herndon, VA 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 20170 calendar and sowing reminders by email:

Month by month in Herndon, VA

January

February

March

April

May

August

Understand your frost dates

Frost dates for ZIP 20170: NOAA 1991-2020 normals (USW00093738 WASHINGTON DC DULLES AP, VA US). Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.