Data: 2023 USDA zones (PRISM/OSU) · NOAA 1991–2020 normals · updated Oct 29, 2026

Planting zone for 25107 — Hernshaw, WV

ZIP code 25107 (Hernshaw, Kanawha County) is in USDA zone 7a: the coldest winter night averages 0 to 5 °F. The median last spring frost is April 23 and the first fall frost October 20.

Where ZIP 25107 is

Outlined: the ZIP code area · tap the map for the zone at any spot · scroll or pinch to zoom

Not the official USDA Plant Hardiness Zone Map. Zones come from the 2023 USDA hardiness-zone data by the PRISM Group, Oregon State University; we re-mapped and recolored them. The official map is at planthardiness.ars.usda.gov.

Zone7a0 to 5 °F

Coldest night−17.8 to −15 °C

Last frostApr 23

First frostOct 20

2012 zone6b

Was 6b on the 2012 map — half a zone warmer now. The zone is the one at the center of the ZIP code; hilly ZIPs can span two zones. What zone 7a means →

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for Hernshaw, WV…

Forecast data: National Weather Service (api.weather.gov), public domain. This is not a warning service — for official frost and freeze warnings see weather.gov.

Frost dates in Hernshaw, WV

JanFebMarAprMayJunJulAugSepOctNovDec

Blue: frost possible · fading green: frost risk falling or rising (90% → 10%) · green: frost-free

Last spring frostApril 23median — 50% chance of a later frost

Safe for tender plantsMay 13only 10% chance of frost after

First fall frostOctober 20median — 10% chance by Oct 8

Growing season180 daysfrost-free, median

A hard freeze (28 °F) usually ends around April 10 and returns around October 30.

From the NOAA station Charleston WFO, WV — 6 miles away, elevation 919 ft. NOAA NCEI U.S. Climate Normals 1991–2020, 32 °F threshold. Low spots and valleys can freeze later in spring than the station.

When to plant vegetables in 25107

JanFebMarAprMayJunJulAugSepOctNovDec

PeasSow outdoors · Mar 12 – Mar 26

SpinachSow outdoors · Mar 12 – Apr 2

Broccoli, cabbageStart indoors · Feb 12 – Feb 26

Broccoli, cabbageTransplant · Apr 2 – Apr 16

Onion setsPlant outdoors · Mar 26 – Apr 9

PotatoesPlant outdoors · Apr 2 – Apr 16

LettuceSow outdoors · Mar 26 – Apr 9

Carrots, beetsSow outdoors · Apr 2 – Apr 16

TomatoesStart indoors · Feb 26 – Mar 12

TomatoesTransplant · Apr 30 – May 14

Peppers, eggplantStart indoors · Feb 12 – Feb 26

Peppers, eggplantTransplant · May 7 – May 21

BeansSow outdoors · Apr 30 – May 14

Sweet cornSow outdoors · Apr 30 – May 14

Cucumbers, squashSow outdoors · Apr 30 – May 14

Fall lettuce, spinachSow outdoors · Aug 25 – Sep 8

GarlicPlant cloves · Oct 6 – Nov 10

Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Apr 23) and first fall frost (Oct 20) with the rules of thumb U.S. extension services publish. Cool-season crops take a light frost; warm-season crops do best once the soil is above about 60 °F.

When spring arrived in 2026

In 2026, spring leaf-out near 25107 came on Mar 6 — 7 days earlier than the 1991–2020 average (Mar 13).

average
Mar 132026
Mar 6

JanFebMarAprMayJun

The Spring Index marks the day when accumulated warmth is enough for lilac and honeysuckle to leaf out — a widely used signal that the growing season has started. Source: USA National Phenology Network, www.usanpn.org — Spring Indices, first leaf, 2026 (data as of 2026-09-08) and 30-year average 1991–2020 (CC BY 4.0).

Native plants for zone 7a in West Virginia

515 plants native to the lower 48 states, recorded in West Virginia, and rated by the USDA to survive 0 °F or colder — the bottom of zone 7a. Each links to its USDA PLANTS profile.

Source: USDA, NRCS. 2026. The PLANTS Database (plants.usda.gov), National Plant Data Team — state distribution, native status and the “Temperature, Minimum” characteristic. Check light, moisture and soil needs before buying; local nurseries and your state native plant society can confirm what thrives in Hernshaw, WV.

Soil in Hernshaw, WV

The soil mapped at the center of ZIP 25107 is Gilpin — highly decomposed plant material, well drained.

TextureHighly decomposed plant materialtop layer

DrainageWell drainednatural drainage class

Organic matter60%high

Hydrologic groupCwater soaks in slowly

Farmland classFarmland of statewide importanceUSDA classification

Map unit: Gilpin silt loam, 20 to 30 percent slopes.

Soil Survey Staff, Natural Resources Conservation Service, USDA. Soil Survey Geographic (SSURGO) Database, via Soil Data Access, accessed 2026-10-29. The soil at the center point of ZIP 25107; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Hernshaw, WV

Summer high86 °Faverage high, July

Winter low23 °Faverage low, January

Hot days23days a year at 90 °F or more

Freezing nights116nights a year at 32 °F or less

Growing degree days3,656base 50 °F — the season’s usable heat

Longest day14 h 50 mindaylight on June 21

Shortest day9 h 30 mindaylight on December 21

Onions to growIntermediateday-neutral types bulb best; long-day varieties may not bulb fully

Precipitation48.2 inper year, rain and melted snow

Average high and low, by month

Precipitation by month inches

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Charleston WFO, WV (6 mi away); precipitation: Charleston WFO, WV (6 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

All 8 nearest ZIP codes share zone 7a.

250097a

Ashford, WV · 3 mi

253147a

Charleston, WV · 4 mi

253157a

Charleston, WV · 5 mi

Alum Creek, WV · 6 mi

250247a

Bloomingrose, WV · 6 mi

253047a

Charleston, WV · 6 mi

West Virginia planting zones →

Questions about 25107

What planting zone is ZIP code 25107?

ZIP code 25107 (Hernshaw, WV) is in USDA hardiness zone 7a on the 2023 map: the coldest night of an average winter reaches 0 to 5 °F (−17.8 to −15 °C).

When is the last frost in Hernshaw, WV?

The median last spring frost (32 °F) near 25107 is April 23; after May 13 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Charleston WFO station.

When is the first frost in Hernshaw, WV?

The median first fall frost near 25107 is October 20, giving a median frost-free growing season of 180 days.

When should I plant tomatoes in 25107?

Start tomato seeds indoors around Feb 26 – Mar 12 and set transplants outside around Apr 30 – May 14, one to three weeks after the median last frost.

How much rain and snow does 25107 get?

About 48.2 inches of precipitation a year (NOAA 1991–2020 normals, Charleston WFO station).

How hot do summers get in Hernshaw, WV?

The average high peaks at 86 °F in July, with about 23 days a year at 90 °F or more.

What kind of soil does 25107 have?

The USDA soil survey maps Gilpin at the center of ZIP 25107: highly decomposed plant material, well drained.

Did spring come early in Hernshaw, WV in 2026?

Spring leaf-out near 25107 came on Mar 6 in 2026, 7 days earlier than the 1991–2020 average (Mar 13), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Hernshaw, WV?

Intermediate onions: the longest day near 25107 is 14 h 50 min, so day-neutral types bulb best; long-day varieties may not bulb fully.

Did the zone for 25107 change?

Yes. The 2012 USDA map put 25107 in zone 6b; the 2023 map puts it in zone 7a. The newer map uses 1991–2020 data and more weather stations.