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

Planting zone for 43977 — Flushing, OH

ZIP code 43977 (Flushing, Belmont County) is in USDA zone 6b: the coldest winter night averages −5 to 0 °F. The median last spring frost is April 21 and the first fall frost October 25.

Where ZIP 43977 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.

Zone6b−5 to 0 °F
Coldest night−20.6 to −17.8 °C
Last frostApr 21
First frostOct 25
2012 zone6a

Was 6a 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 6b means →

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for Flushing, OH…

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 Flushing, OH

JanFebMarAprMayJunJulAugSepOctNovDec
Blue: frost possible · fading green: frost risk falling or rising (90% → 10%) · green: frost-free
Last spring frostApril 21median — 50% chance of a later frost
Safe for tender plantsMay 5only 10% chance of frost after
First fall frostOctober 25median — 10% chance by Oct 10
Growing season186 daysfrost-free, median

A hard freeze (28 °F) usually ends around April 8 and returns around November 4.

From the NOAA station Cadiz, OH — 11 miles away, elevation 1,260 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 43977

JanFebMarAprMayJunJulAugSepOctNovDec
PeasSow outdoors · Mar 10 – Mar 24
SpinachSow outdoors · Mar 10 – Mar 31
Broccoli, cabbageStart indoors · Feb 10 – Feb 24
Broccoli, cabbageTransplant · Mar 31 – Apr 14
Onion setsPlant outdoors · Mar 24 – Apr 7
PotatoesPlant outdoors · Mar 31 – Apr 14
LettuceSow outdoors · Mar 24 – Apr 7
Carrots, beetsSow outdoors · Mar 31 – Apr 14
TomatoesStart indoors · Feb 24 – Mar 10
TomatoesTransplant · Apr 28 – May 12
Peppers, eggplantStart indoors · Feb 10 – Feb 24
Peppers, eggplantTransplant · May 5 – May 19
BeansSow outdoors · Apr 28 – May 12
Sweet cornSow outdoors · Apr 28 – May 12
Cucumbers, squashSow outdoors · Apr 28 – May 12
Fall lettuce, spinachSow outdoors · Aug 30 – Sep 13
GarlicPlant cloves · Oct 11 – Nov 15
Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Apr 21) and first fall frost (Oct 25) 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 43977 came on Mar 10 — 18 days earlier than the 1991–2020 average (Mar 28).

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 6b in Ohio

570 plants native to the lower 48 states, recorded in Ohio, and rated by the USDA to survive −5 °F or colder — the bottom of zone 6b. Each links to its USDA PLANTS profile.

Trees 71

American basswood100 ft · blooms late spring · low shade tolerance · to −46 °FAmerican beech80 ft · blooms mid spring · low shade tolerance · to −44 °FAmerican chestnut115 ft · blooms early summer · high shade tolerance · to −33 °FAmerican elm120 ft · blooms early spring · medium shade tolerance · to −46 °FAmerican sycamore100 ft · blooms spring · medium shade tolerance · to −34 °Farborvitae50 ft · blooms mid spring · medium shade tolerance · to −33 °F

Shrubs 109

alderleaf buckthorn3 ft · blooms late spring · low shade tolerance · to −33 °FAllegheny serviceberry35 ft · blooms early spring · low shade tolerance · to −38 °Falternateleaf dogwood25 ft · blooms mid spring · low shade tolerance · to −47 °FAmerican black currant3 ft · blooms early spring · to −46 °FAmerican hazelnut10 ft · blooms spring · medium shade tolerance · to −33 °FAmerican holly40 ft · blooms mid spring · low shade tolerance · to −20 °F

Wildflowers & perennials 203

American bur-reed3 ft · blooms indeterminate · medium shade tolerance · to −33 °FAmerican eelgrass1 ft · blooms mid summer · high shade tolerance · to −33 °FAmerican lotus3 ft · blooms mid summer · high shade tolerance · to −36 °FAmerican pokeweed7 ft · blooms mid summer · low shade tolerance · to −33 °FAmerican speedwell0.8 ft · blooms mid summer · low shade tolerance · to −38 °FAmerican vetch1.3 ft · blooms late spring · high shade tolerance · to −38 °F

Grasses 165

American beachgrass2.5 ft · blooms spring · high shade tolerance · to −28 °Farctic brome3 ft · blooms early summer · low shade tolerance · to −33 °Fawlfruit sedge4 ft · blooms mid spring · low shade tolerance · to −38 °Fbeaked spikerush3 ft · blooms late spring · high shade tolerance · to −28 °FBebb's sedge3 ft · blooms late spring · low shade tolerance · to −38 °FBicknell's sedge3 ft · blooms late spring · low shade tolerance · to −38 °F

Vines 10

American bittersweet15 ft · blooms spring · low shade tolerance · to −38 °Fdevil's darning needles15 ft · blooms mid summer · medium shade tolerance · to −38 °Ffrost grape83 ft · blooms late spring · medium shade tolerance · to −23 °Fgraybark grape50 ft · blooms late spring · medium shade tolerance · to −8 °Fheartleaf peppervine2 ft · blooms late spring · low shade tolerance · to −8 °Friverbank grape45 ft · blooms late spring · medium shade tolerance · to −33 °F

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 Flushing, OH.

Soil in Flushing, OH

The soil mapped at the center of ZIP 43977 is Bethesda — channery loam, well drained.

TextureChannery loama good balance for most vegetables
pH4.8strongly acidic; most vegetables like 6.0–7.0
DrainageWell drainednatural drainage class
Organic matter2.46%moderate
Hydrologic groupDwater soaks in very slowly
Farmland classNot prime farmlandUSDA classification

Map unit: Bethesda channery loam, 25 to 70 percent slopes, unreclaimed.

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 43977; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Flushing, OH

Summer high82 °Faverage high, July
Winter low20 °Faverage low, January
Hot days6days a year at 90 °F or more
Freezing nights121nights a year at 32 °F or less
Growing degree days3,080base 50 °F — the season’s usable heat
Longest day15 h 02 mindaylight on June 21
Shortest day9 h 19 mindaylight on December 21
Onions to growLong-daysummer days reach 15+ hours, enough for long-day varieties (intermediate types work too)
Precipitation42.6 inper year, rain and melted snow
Snowfall26 inper year; 33 days with snow on the ground

Average high and low, by month

10°20°30°40°50°60°70°80°90°32 °FJanuary: average high 34 °F, low 20 °F 34°20° JanFebruary: average high 38 °F, low 22 °F 38°22° FebMarch: average high 47 °F, low 30 °F 47°30° MarApril: average high 61 °F, low 40 °F 61°40° AprMay: average high 70 °F, low 51 °F 70°51° MayJune: average high 78 °F, low 60 °F 78°60° JunJuly: average high 82 °F, low 63 °F 82°63° JulAugust: average high 81 °F, low 62 °F 81°62° AugSeptember: average high 75 °F, low 55 °F 75°55° SepOctober: average high 63 °F, low 44 °F 63°44° OctNovember: average high 50 °F, low 33 °F 50°33° NovDecember: average high 39 °F, low 25 °F 39°25° Dec

Precipitation by month inches · ❄ = snowfall

0″1″2″3″4″5″January: 3.55 in precipitation, 7.9 in snowfall 3.5❄8 JanFebruary: 2.64 in precipitation, 5.8 in snowfall 2.6❄6 FebMarch: 3.33 in precipitation, 5.1 in snowfall 3.3❄5 MarApril: 3.67 in precipitation, 0.4 in snowfall 3.7 AprMay: 4.07 in precipitation 4.1 MayJune: 4.59 in precipitation 4.6 JunJuly: 3.96 in precipitation 4.0 JulAugust: 3.52 in precipitation 3.5 AugSeptember: 3.95 in precipitation 4.0 SepOctober: 3.23 in precipitation, 0.1 in snowfall 3.2 OctNovember: 3.07 in precipitation, 1.3 in snowfall 3.1❄1 NovDecember: 3.00 in precipitation, 5.2 in snowfall 3.0❄5 Dec

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Cadiz, OH (11 mi away); precipitation: Cadiz, OH (11 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

All 8 nearest ZIP codes share zone 6b.

439856b
Holloway, OH · 1 mi
439836b
Piedmont, OH · 5 mi
439516b
Lafferty, OH · 6 mi
437596b
Morristown, OH · 6 mi
439816b
New Athens, OH · 7 mi
439726b
Bannock, OH · 8 mi
439076b
Cadiz, OH · 9 mi
437366b
Fairview, OH · 9 mi

Ohio planting zones →

Questions about 43977

What planting zone is ZIP code 43977?

ZIP code 43977 (Flushing, OH) is in USDA hardiness zone 6b on the 2023 map: the coldest night of an average winter reaches −5 to 0 °F (−20.6 to −17.8 °C).

When is the last frost in Flushing, OH?

The median last spring frost (32 °F) near 43977 is April 21; after May 5 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Cadiz station.

When is the first frost in Flushing, OH?

The median first fall frost near 43977 is October 25, giving a median frost-free growing season of 186 days.

When should I plant tomatoes in 43977?

Start tomato seeds indoors around Feb 24 – Mar 10 and set transplants outside around Apr 28 – May 12, one to three weeks after the median last frost.

How much rain and snow does 43977 get?

About 42.6 inches of precipitation a year and 26 inches of snowfall (NOAA 1991–2020 normals, Cadiz station).

How hot do summers get in Flushing, OH?

The average high peaks at 82 °F in July, with about 6 days a year at 90 °F or more.

What kind of soil does 43977 have?

The USDA soil survey maps Bethesda at the center of ZIP 43977: channery loam, well drained, pH about 4.8 (strongly acidic).

Did spring come early in Flushing, OH in 2026?

Spring leaf-out near 43977 came on Mar 10 in 2026, 18 days earlier than the 1991–2020 average (Mar 28), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Flushing, OH?

Long-day onions: the longest day near 43977 is 15 h 02 min, so summer days reach 15+ hours, enough for long-day varieties (intermediate types work too).

Did the zone for 43977 change?

Yes. The 2012 USDA map put 43977 in zone 6a; the 2023 map puts it in zone 6b. The newer map uses 1991–2020 data and more weather stations.