Barwick, Georgia, sits in USDA hardiness zone 9a — a range where zone-matched perennials and frost-aware annual timing set what succeeds.
These conditions suit artichoke, fig, california poppy, and cabbage — a starting list any specific site will trim or extend with its own soil, sun, and drainage.
Even in Barwick, 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 Barwick 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 Barwick — soil, climate, flood, and parcel records. How we handle your address.
No card required · your full report in seconds
Barwick — the short answer
Barwick, Georgia: USDA zone 9a, about 297 days between hard freezes, across 460 acres of city.
- USDA zone
- 9a
- USDA PHZM 2023
- Last hard freeze (28°F)
- Feb 13
- Brooks County normal — NOAA 1991–2020, nearest to this town
- First hard freeze (28°F)
- Dec 7
- Brooks County normal — NOAA 1991–2020, nearest to this town
- Days between freezes
- ~297
- Brooks County normal — NOAA 1991–2020, nearest to this town
- City area
- 460 acres
- US Census TIGER/Line 2025
Every figure names the dataset it came from. No 30-year normal resolves at this town’s own centroid, so the hard-freeze dates are Brooks County’s — the closest measured record, labelled as such rather than passed off as local.
Hardiness Zone Range
Zone 9a is Barwick's average, not your lot's — a low corner or a tree line moves it. Against Barwick's 297-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Barwick
Each reading below is measured for Barwick itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
From county recordsBarwick runs about 297 days between hard freezes (read from Brooks County, the closest normal to Barwick) — close to year-round growing.
Frost is rarely the limit here; winter plantings are as real as summer ones, and the harder question is which crops shrug off the summer heat.
Grow cool-season crops through the mild winter, and choose heat-tolerant varieties for the summer beds.
NOAA 1991–2020 Climate Normals
Winter hardiness
MeasuredBarwick sits in USDA hardiness zone 9a.
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 Barwick is in
Barwick sits in the Southeastern Plains — EPA Level III, inside the wider Eastern Temperate Forests. That is read at Barwick's own centroid rather than borrowed from Brooks County.
What Grows in Barwick
Every plant below cleared Barwick's own zone 9a and its 297-day season. Each card opens that plant's Georgia profile. How we score.
Is it too late to plant in Barwick?
Too late for some crops, right on time for others — a growing season is a sequence, not a deadline. Cool-season crops can go in from around Jan 16; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Feb 13 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Dec 7 — long-season crops need about 90 days of runway, quick greens only 30. And with a calendar this mild, the honest answer is that planting barely stops — winter opens seasons colder regions never see.
What's on the federal record near Barwick
Closest first, within ~10 miles of Barwick. Listing isn't leaking, and distance isn't exposure.
- BROOK GROUnderground Storage Tanks · 250 ft
- HUMPHREY'S GROCERYUnderground Storage Tanks · 250 ft
- MANLEY (OLD COLLINS GROC)Underground Storage Tanks · 250 ft
- ER SMITH SER STATIONUnderground Storage Tanks · 400 ft
- 16F014Nitrate · 700 ft
- BARWICK ELEMENTARY SCHOOLUnderground Storage Tanks · 1600 ft
- PANTRY #1Underground Storage Tanks · 0.6 mi
- Aucilla Shores Ashville TowerNitrate · 2.7 mi
- NONEUnderground Storage Tanks · 3.1 mi
- OE BRADLEY GROUnderground Storage Tanks · 4.3 mi
- R B ROBINSON JRUnderground Storage Tanks · 4.5 mi
- GA DOT #10484Underground Storage Tanks · 4.5 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Barwick'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 Barwick.
Total Sites
62
within ~10 miles of Barwick
Risk Level
Moderate
Highest-severity
1 Toxics Release Inventory facility
Sources Checked
within ~10 miles of Barwick
Severity Distribution
within ~10 miles of Barwick
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Barwick, Nitrate runs higher than the national average — 22 sites within ~10 miles of Barwick. That's not a problem with your land — it's information about it.
Nitrate: Nitrate contamination primarily comes from agricultural fertilizer runoff and failing septic systems.
Test well water for nitrate if you rely on a private well for irrigation (EPA standard: 10 mg/L).
Check your specific parcel in Barwick
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 Barwick average
Your land is one point inside Barwick
Everything above resolves to Barwick as a whole — one PHZM band, read across 460 acres, with hard-freeze dates borrowed from Brooks County’s record because no 30-year normal resolves at this city’s own centroid. 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 city 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 Barwick Average
Barwick Average
- ●USDA Zones 9a, averaged across Barwick
- ●One soil character for all of Barwick
- ●Frost dates read at Barwick's scale: Feb 13 to Dec 7
YOUR Parcel
- ✓Your exact zone, not Barwick's 9a
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Barwick
Pull a site-specific report for your exact address in Barwick, Georgia — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Barwick averages can't show:
We read public map data around Barwick — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Barwick average
How we know this about Barwick
The datasets: hardiness from the USDA ARS Plant Hardiness Zone Map 2023, read at this city’s own centroid; hard-freeze dates from NOAA 1991–2020 28°F normals at Brooks County’s record, because none resolves here; 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 city grain anywhere on this page — there is no city-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 Barwick
When does frost risk typically end in Barwick?
The last hard freeze (28°F) in Barwick typically lands around Feb 13, 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 Mar 6.
When is the first frost in Barwick?
The first hard freeze (28°F) in Barwick typically arrives around Dec 7, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Nov 23, so the watching starts about Nov 7 — about 297 days after the spring freeze cleared.
How long is the growing season in Barwick?
Measured between 28°F hard freezes, Barwick sees about 297 frost-free days — roughly Feb 13 through Dec 7, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Mar 6 to Nov 23, about 262 days.
Is the soil safe to grow vegetables in Barwick?
The federal record around Barwick shows 62 documented sites, mostly Underground Storage Tanks entries (35), the nearest Underground Storage Tanks record under a tenth of a mile out — a typical footprint for a growing area, and proximity to a documented site is information, not a diagnosis of any one yard. It's worth seeing which recorded sites sit closest to where you grow, and testing the soil before new food beds near any of them.
How do I protect my plants from frost in Barwick?
From about Nov 7 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 Dec 7 (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 Dec 7. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Barwick's scale — its 9a band and its 297-day season. Your yard writes its own version of Barwick'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 Barwick’s own scale
5 of the readings below were taken at Barwick's own scale — the 460 acres it covers and 62 documented sites around it; 5 are borrowed from a wider read, named and linked below.
Measured here
- Barwick's own USDA hardiness band, zones 9aUSDA PHZM 2023
- 62 documented contamination sites on the federal record near Barwick, the closest Underground Storage Tanks record under a tenth of a mile out from the town centreFederal environmental registers
- Barwick's boundary and the 460 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 9a and a ~297-day seasonGrowable Ground crop-matching engine
- The ecoregion at Barwick's own centroid, the Southeastern PlainsUS EPA Level III Ecoregions
Inherited from a wider read
- The 28°F hard-freeze dates — Barwick has no normal of its own, so its county's is the closest measured readfrom Brooks County
- Soil character — no town-scale survey exists, so Barwick's 460 acres read through its county's SSURGO summaryfrom Brooks County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Brooks County
- The growing challenges every Georgia grower plans around — written at state scale, so they stay on the state guidefrom Georgia
- Butterfly and beetle records, and the farmland pesticide estimate — all published county-widefrom Brooks County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Barwick's 460 acreswhy one lot differs from the next →
- Which side of Barwick you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 460 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Underground Storage Tanks 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 Barwick-wide figureread your own land →
More in Georgia
Wider growing context
What grows across GeorgiaBarwick sits outside our named growing regions, so Georgia as a whole is its closest context here.