USDA Zone 7a — Garden & Frost Dates for Charleston, WV (25301)
This is the local garden report for ZIP code 25301 (Charleston, WV). It pairs the official USDA 2023 hardiness zone with NOAA-based frost dates so you can plan seeds, transplants, and fall crops with real numbers for your neighborhood.
What does zone 7a mean for Charleston?
Zone 7a is the USDA Plant Hardiness Zone for ZIP 25301, based on the 30-year (1991-2020) average annual extreme minimum winter temperature. Perennial plants labeled for zone 7a or lower should survive a typical winter here. The last spring frost averages 04-18 and the first fall frost averages 10-18, giving roughly 183 frost-free growing days — the window that most vegetables need to go from seed to harvest.
Start your Charleston planting calendar
This calendar is pre-loaded with the exact frost dates for ZIP 25301 (Charleston, WV) — more precise than a state-wide average. Pick a crop and print the plan.
In this ZIP (typical zone 5–7), last frost ≈ Apr 18, first frost ≈ Oct 18 (183-day season), your Tomato plan:
Month-by-month (this ZIP, 2026)
| Month | Action |
|---|---|
| Jan | — |
| Feb | — |
| Mar | Start indoors |
| Apr | — |
| May | Sow · Transplant |
| Jun | — |
| Jul | Harvest |
| Aug | — |
| Sep | — |
| Oct | — |
| Nov | — |
| Dec | — |
Start indoors 6 weeks before last frost; transplant after soil warms. Zones 3–13 suitable. Dates are typical; confirm with your county extension and watch the 10-day forecast.
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