Gallipolis, Ohio, sits in USDA hardiness zone 7a — enough range to grow cool-season vegetables, hardy fruit, and warm-season crops that mature before the first hard frost.
Crops well matched to these conditions include cabbage, hazelnut, california poppy, and collard greens — though what thrives on any one site still turns on its specific soil, sun, and drainage.
Even in Gallipolis, no two yards are alike.
A low spot, a south-facing slope, or a stand of trees moves the frost date and sun across a single Gallipolis lot. Enter your address and we'll score 1,086 plants against your land's actual soil, sun, and frost.
We read public map data around Gallipolis — soil, climate, flood, and parcel records. How we handle your address.
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Gallipolis — the short answer
Gallipolis, Ohio: USDA zone 7a, about 215 days between hard freezes, across 2K acres of town.
- USDA zone
- 7a
- USDA PHZM 2023
- Last hard freeze (28°F)
- Apr 4
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Nov 5
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~215
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Town area
- 2K acres
- US Census TIGER/Line 2025
Every figure names the dataset it came from. Hard-freeze dates are this town’s own 28°F normals: light frosts run a few weeks past them, and tender transplants usually wait 2–3 weeks after the last hard freeze.
Hardiness Zone Range
Zone 7a is Gallipolis's average, not your lot's — a low corner or a tree line moves it. Against Gallipolis's 215-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Gallipolis
Each reading below is measured for Gallipolis itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredGallipolis runs about 215 days between hard freezes — a long growing season.
There is slack for succession plantings and slow-finishing crops: many vegetables can be sown twice, and the heat-lovers have time to ripen fully.
Plan a second sowing of quick crops after the first comes out, and use the fall window most gardeners let sit idle.
NOAA 1991–2020 Climate Normals
Winter hardiness
MeasuredGallipolis sits in USDA hardiness zone 7a.
The zone sets which perennials, shrubs, and fruit trees live through an average winter here — a plant rated for a colder zone is a safe bet, one rated warmer needs winter protection or gets treated as an annual.
Match perennials and fruit to the zone before you buy, so nothing you plant is a gamble against the cold.
USDA PHZM 2023
The kind of country Gallipolis is in
Gallipolis sits in the Western Allegheny Plateau — EPA Level III, inside the wider Eastern Temperate Forests. That is read at Gallipolis's own centroid rather than borrowed from Gallia County.
What Grows in Gallipolis
Every plant below cleared Gallipolis's own zone 7a and its 215-day season. Each card opens that plant's Ohio profile. How we score.
Is it too late to plant in Gallipolis?
Almost never — the real question is what to plant next. Cool-season crops can go in from around Mar 7; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Apr 4 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Nov 5 — long-season crops need about 90 days of runway, quick greens only 30. Here the season winds down slowly: late sowings, a real autumn harvest, and garlic in the ground before the first hard freeze.
Documented around Gallipolis
Survey cells within 31 miles of Gallipolis checked for spotted lanternfly, none carrying a detection — a surveyed negative, not an absence of looking. Nearest documented record 83 miles off. What to watch for.
What's on the federal record near Gallipolis
Closest first, within ~10 miles of Gallipolis. Listing isn't leaking, and distance isn't exposure.
- OH MR/GALLIPOLIS DEVELOPMENT CENTER-GALLIPOLIS DEVELOPMENTAL CENTERBrownfields · 450 ft
- GALLIPOLIS DEVELOPMENTAL CENTERUnderground Storage Tanks · 1200 ft
- HOLZER CLINIC SYCAMORE BRANCHBrownfields · 1200 ft
- COLUMBUS SOUTHERN POWER CO.Underground Storage Tanks · 1300 ft
- CSX TRANSPORTATION, INC.Underground Storage Tanks · 2200 ft
- OHIO VALLEY PUBLISHING COBrownfields · 2600 ft
- LYKINS OIL CO - GALLIPOLIS BULK PLANT #0649Toxics Release Inventory · 0.5 mi
- CITY OF GALLIPOLIS - MAINTENANCE GARAGEBrownfields · 0.5 mi
- LYKINS BULK PLANT #0649Underground Storage Tanks · 0.5 mi
- GALLIPOLIS WASTEWATER PLANTUnderground Storage Tanks · 0.5 mi
- WAUGH-HALLEY-WOOD FUNERAL HOMEUnderground Storage Tanks · 0.6 mi
- EUGENE L. WOODUnderground Storage Tanks · 0.6 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Gallipolis's center, not your beds. Run your own address for what's upwind of you specifically.
Environmental Intelligence
The counts behind that headline — every source type on the record near Gallipolis.
Sources Checked
within ~10 miles of Gallipolis
Severity Distribution
within ~10 miles of Gallipolis
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Gallipolis, two things run higher than the national average within ~10 miles of Gallipolis — Superfund (7 sites) and PFAS (3 sites). That's not a problem with your land — it's information about it.
Superfund: Superfund sites represent the most severe contamination in the federal system.
PFAS: PFAS (per- and polyfluoroalkyl substances) are called "forever chemicals" because they do not biodegrade.
Commission professional soil testing before any food production (test for heavy metals, VOCs, and SVOCs).
Test irrigation water source — this is the primary pathway for PFAS to reach garden crops.
Check your specific parcel in Gallipolis
Get exact proximity distances to contamination sources for your specific parcel — plus soil, sun, drainage, and 1,086 plant recommendations.
25+ data sources read at your address, not the Gallipolis average
Your land is one point inside Gallipolis
Everything above resolves to Gallipolis as a whole — one PHZM band and one 28°F frost record, read across 2K acres. Your parcel is one point inside that footprint. Slope, tree cover, a low spot that pools cold air, and what is in the soil are all resolved at the address, and none of them are visible at town scale. That is the honest boundary of this page, and the reason the next step is a reading of your own ground rather than a better local average.
Your Lot vs the Gallipolis Average
Gallipolis Average
- ●USDA Zones 7a, averaged across Gallipolis
- ●One soil character for all of Gallipolis
- ●Frost dates read at Gallipolis's scale: Apr 4 to Nov 5
YOUR Parcel
- ✓Your exact zone, not Gallipolis's 7a
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Gallipolis
Pull a site-specific report for your exact address in Gallipolis, Ohio — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Gallipolis averages can't show:
We read public map data around Gallipolis — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Gallipolis average
How we know this about Gallipolis
The datasets: hardiness from the USDA ARS Plant Hardiness Zone Map 2023, read at this town’s own centroid; hard-freeze dates from NOAA 1991–2020 28°F normals at Gallipolis’s own record; boundaries and acreage from US Census TIGER/Line 2025; the contamination records from the federal sources named in their beats above. Soil is not read at town grain anywhere on this page — there is no town-resolution survey in our data, which is why you will find no soil grid here rather than a statewide one wearing a local label. The resolution ledger below names every figure this page inherited.
Common questions about Gallipolis
When does frost risk typically end in Gallipolis?
The last hard freeze (28°F) in Gallipolis typically lands around Apr 4, per NOAA 1991–2020 climate normals — earlier than the light-frost dates most charts quote. That marks the hard freeze, not the last light frost — lighter frosts keep biting past it, which is why tender transplants here wait until about Apr 25.
When is the first frost in Gallipolis?
The first hard freeze (28°F) in Gallipolis typically arrives around Nov 5, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Oct 22, so the watching starts about Oct 6 — about 215 days after the spring freeze cleared.
How long is the growing season in Gallipolis?
Measured between 28°F hard freezes, Gallipolis sees about 215 frost-free days — roughly Apr 4 through Nov 5, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Apr 25 to Oct 22, about 180 days.
Is the soil safe to grow vegetables in Gallipolis?
The federal record around Gallipolis is a meaningful one — 261 documented sites, mostly Underground Storage Tanks entries (129), the nearest Brownfields record under a tenth of a mile out — so a soil test before new food beds is a sensible precaution here, not a reason to hold back from growing. Remember that proximity to a documented site is information, not a diagnosis of any one yard; the contamination map shows exactly what sits where.
How do I protect my plants from frost in Gallipolis?
From about Oct 6 the job here turns from planting to protecting — the last start even a 30-day crop can finish. As the season closes around the first 28°F hard freeze near Nov 5 (NOAA 1991–2020 climate normals), three moves buy time: row cover or an old sheet over tender plants on still, clear nights; water the soil the afternoon before a freeze, so it holds warmth overnight; and harvest tomatoes, peppers and basil before Nov 5. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Gallipolis's scale — its 7a band and its 215-day season. Your yard writes its own version of Gallipolis's numbers: we read soil, sun, drainage and frost at your exact address. Try it for 14 days — no card required.
What this page reads at Gallipolis’s own scale
7 of the readings below were taken at Gallipolis's own scale — its own ~215-day season between 28°F freezes, the 2,302 acres it covers and 261 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Gallipolis's own USDA hardiness band, zones 7aUSDA PHZM 2023
- Gallipolis's own 28°F hard-freeze dates, about Apr 4 and Nov 5 and the ~215-day span between themNOAA 1991–2020 Climate Normals
- 261 documented contamination sites on the federal record near Gallipolis, the closest Brownfields record under a tenth of a mile out from the town centreFederal environmental registers
- Gallipolis's boundary and the 2,302 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 7a and a ~215-day seasonGrowable Ground crop-matching engine
- The ecoregion at Gallipolis's own centroid, the Western Allegheny PlateauUS EPA Level III Ecoregions
- Lanternfly survey cells around Gallipolis checked, none carrying a detectionlydemapr (De Bona & Helmus), 10 km survey lattice
Inherited from a wider read
- Soil character — no town-scale survey exists, so Gallipolis's 2,302 acres read through its county's SSURGO summaryfrom Gallia County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Gallia County
- The growing challenges every Ohio grower plans around — written at state scale, so they stay on the state guidefrom Ohio
- Butterfly and beetle records, and the farmland pesticide estimate — all published county-widefrom Gallia County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Gallipolis's 2,302 acreswhy one lot differs from the next →
- Which side of Gallipolis you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 2,302 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Brownfields record under a tenth of a mile out, measured from the town centrehow we read the record →
- Where cold air settles, which slopes face the sun, and which way the wind runs on your own ground — measured at your address, and averaged away by any Gallipolis-wide figureread your own land →
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