Gadsden, Tennessee, sits in USDA hardiness zone 7b — room for a real mix of vegetables, fruit, and perennials matched to the local frost calendar.
Expect cabbage, prickly pear, california poppy, and collard greens to be strong candidates here; the deciding factors on any one parcel stay local — soil, sun, and drainage.
Even in Gadsden, 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 Gadsden 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 Gadsden — soil, climate, flood, and parcel records. How we handle your address.
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Gadsden — the short answer
Gadsden, Tennessee: USDA zone 7b, about 237 days between hard freezes, across 717 acres of town.
- USDA zone
- 7b
- USDA PHZM 2023
- Last hard freeze (28°F)
- Mar 19
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Nov 11
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~237
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Town area
- 717 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 7b is Gadsden's average, not your lot's — a low corner or a tree line moves it. Against Gadsden's 237-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Gadsden
Each reading below is measured for Gadsden itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredGadsden runs about 237 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
MeasuredGadsden sits in USDA hardiness zone 7b.
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 Gadsden is in
Gadsden sits in the Mississippi Valley Loess Plains — EPA Level III, inside the wider Eastern Temperate Forests. That is read at Gadsden's own centroid rather than borrowed from Crockett County.
What Grows in Gadsden
Every plant below cleared Gadsden's own zone 7b and its 237-day season. Each card opens that plant's Tennessee profile. How we score.
Is it too late to plant in Gadsden?
Usually not — gardeners here simply switch what goes in the ground as the season moves. Cool-season crops can go in from around Feb 19; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Mar 19 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Nov 11 — 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.
What's on the federal record near Gadsden
Closest first, within ~10 miles of Gadsden. Listing isn't leaking, and distance isn't exposure.
- Frank Ranines FarmUnderground Storage Tanks · 1500 ft
- Edward N WilliamsUnderground Storage Tanks · 1500 ft
- Hutchinson Texaco S.s.*Underground Storage Tanks · 1800 ft
- CK:G-005Nitrate · 0.5 mi
- Everything and AllUnderground Storage Tanks · 0.7 mi
- Riggsbee Fruitvale GroceryUnderground Storage Tanks · 1.0 mi
- C And V Quick StopUnderground Storage Tanks · 1.0 mi
- GREEN EARTH LANDFILL FIRESuperfund · 2.0 mi
- COUNTY WIDE UTILITY DISTRICTPFAS · 2.4 mi
- Q W Boyd GroceryUnderground Storage Tanks · 3.1 mi
- Joe EmersonUnderground Storage Tanks · 3.1 mi
- Blurton's Truck StopUnderground Storage Tanks · 4.1 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Gadsden'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 Gadsden.
Sources Checked
within ~10 miles of Gadsden
Severity Distribution
within ~10 miles of Gadsden
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Gadsden, two things run higher than the national average within ~10 miles of Gadsden — Superfund (5 sites) and Toxics Release Inventory (20 sites). It's not cause for alarm — it's worth knowing, and there's a sensible way to grow around it.
Superfund: Superfund sites represent the most severe contamination in the federal system.
Toxics Release Inventory: TRI facilities report annual chemical releases to air, water, and land.
Commission professional soil testing before any food production (test for heavy metals, VOCs, and SVOCs).
Check prevailing wind direction — downwind parcels face higher exposure than upwind or crosswind locations.
Check your specific parcel in Gadsden
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 Gadsden average
Your land is one point inside Gadsden
Everything above resolves to Gadsden as a whole — one PHZM band and one 28°F frost record, read across 717 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 Gadsden Average
Gadsden Average
- ●USDA Zones 7b, averaged across Gadsden
- ●One soil character for all of Gadsden
- ●Frost dates read at Gadsden's scale: Mar 19 to Nov 11
YOUR Parcel
- ✓Your exact zone, not Gadsden's 7b
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Gadsden
Pull a site-specific report for your exact address in Gadsden, Tennessee — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Gadsden averages can't show:
We read public map data around Gadsden — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Gadsden average
How we know this about Gadsden
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 Gadsden’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 Gadsden
When does frost risk typically end in Gadsden?
The last hard freeze (28°F) in Gadsden typically lands around Mar 19, 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 9.
When is the first frost in Gadsden?
The first hard freeze (28°F) in Gadsden typically arrives around Nov 11, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Oct 28, so the watching starts about Oct 12 — about 237 days after the spring freeze cleared.
How long is the growing season in Gadsden?
Measured between 28°F hard freezes, Gadsden sees about 237 frost-free days — roughly Mar 19 through Nov 11, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Apr 9 to Oct 28, about 202 days.
Is the soil safe to grow vegetables in Gadsden?
The federal record around Gadsden is a meaningful one — 226 documented sites, mostly Underground Storage Tanks entries (143), the nearest Underground Storage Tanks record about 0.3 miles 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 Gadsden?
From about Oct 12 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 11 (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 11. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Gadsden's scale — its 7b band and its 237-day season. Your yard writes its own version of Gadsden'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 Gadsden’s own scale
6 of the readings below were taken at Gadsden's own scale — its own ~237-day season between 28°F freezes, the 717 acres it covers and 226 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Gadsden's own USDA hardiness band, zones 7bUSDA PHZM 2023
- Gadsden's own 28°F hard-freeze dates, about Mar 19 and Nov 11 and the ~237-day span between themNOAA 1991–2020 Climate Normals
- 226 documented contamination sites on the federal record near Gadsden, the closest Underground Storage Tanks record about 0.3 miles out from the town centreFederal environmental registers
- Gadsden's boundary and the 717 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 7b and a ~237-day seasonGrowable Ground crop-matching engine
- The ecoregion at Gadsden's own centroid, the Mississippi Valley Loess PlainsUS EPA Level III Ecoregions
Inherited from a wider read
- Soil character — no town-scale survey exists, so Gadsden's 717 acres read through its county's SSURGO summaryfrom Crockett County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Crockett County
- The growing challenges every Tennessee grower plans around — written at state scale, so they stay on the state guidefrom Tennessee
- Butterfly and beetle records, and the farmland pesticide estimate — all published county-widefrom Crockett County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Gadsden's 717 acreswhy one lot differs from the next →
- Which side of Gadsden you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 717 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Underground Storage Tanks record about 0.3 miles 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 Gadsden-wide figureread your own land →