Athens, Tennessee, sits in USDA hardiness zone 7b — a band that supports both cool-season staples and warm-season crops chosen to fit the local frost window.
These conditions suit cabbage, prickly pear, california poppy, and collard greens — a starting list any specific site will trim or extend with its own soil, sun, and drainage.
Even in Athens, 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 Athens 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 Athens — soil, climate, flood, and parcel records. How we handle your address.
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Athens — the short answer
Athens, Tennessee: USDA zone 7b, about 232 days between hard freezes, across 10K acres of city.
- USDA zone
- 7b
- USDA PHZM 2023
- Last hard freeze (28°F)
- Mar 23
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Nov 10
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~232
- NOAA 1991–2020 Climate Normals, 28°F — this town
- City area
- 10K 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 Athens's average, not your lot's — a low corner or a tree line moves it. Against Athens's 232-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Athens
Each reading below is measured for Athens itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredAthens runs about 232 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
MeasuredAthens 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 Athens is in
Athens sits in the Ridge and Valley — EPA Level III, inside the wider Eastern Temperate Forests. That is read at Athens's own centroid rather than borrowed from McMinn County.
What Grows in Athens
Every plant below cleared Athens's own zone 7b and its 232-day season. Each card opens that plant's Tennessee profile. How we score.
Is it too late to plant in Athens?
Usually not — gardeners here simply switch what goes in the ground as the season moves. Cool-season crops can go in from around Feb 23; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Mar 23 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Nov 10 — long-season crops need about 90 days of runway, quick greens only 30. There is slack in a calendar like this — late plantings, second rounds of favorites, and a fall bench that keeps beds working.
What's on the federal record near Athens
Closest first, within ~10 miles of Athens. Listing isn't leaking, and distance isn't exposure.
- Penny's Union 76Underground Storage Tanks · 400 ft
- Sunrise Market no. 14Underground Storage Tanks · 850 ft
- Richard's Pizza And Deli*Underground Storage Tanks · 1400 ft
- Hammer Johnson SupplyUnderground Storage Tanks · 1500 ft
- Schultz PlumbingUnderground Storage Tanks · 1500 ft
- Athens Furniture, Inc.Underground Storage Tanks · 2600 ft
- ATHENS FURNITURE IND. INC.Toxics Release Inventory · 2600 ft
- Mcminn Co School Bus GarageUnderground Storage Tanks · 0.5 mi
- Graves-buttram PartnershipUnderground Storage Tanks · 0.5 mi
- Damy Industries IncUnderground Storage Tanks · 0.5 mi
- Athens Municipal BldgUnderground Storage Tanks · 0.5 mi
- TRACTOR SUPPLY COMPANY #523Brownfields · 0.6 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Athens'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 Athens.
Total Sites
237
within ~10 miles of Athens
Risk Level
Elevated
Highest-severity
3 Superfund sites (none NPL-listed)
Sources Checked
within ~10 miles of Athens
Severity Distribution
within ~10 miles of Athens
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Athens, two things run higher than the national average within ~10 miles of Athens — Toxics Release Inventory (30 sites) and Underground Storage Tanks (171 sites). Knowing it is half the work — and it's nothing a thoughtful grower can't plan for.
Toxics Release Inventory: TRI facilities report annual chemical releases to air, water, and land.
Underground Storage Tanks: Underground storage tanks are the single most common source of soil contamination near homes and gardens.
Check prevailing wind direction — downwind parcels face higher exposure than upwind or crosswind locations.
Use raised beds with imported soil — this eliminates the primary soil-contact pathway.
Check your specific parcel in Athens
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 Athens average
Your land is one point inside Athens
Everything above resolves to Athens as a whole — one PHZM band and one 28°F frost record, read across 10K 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 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 Athens Average
Athens Average
- ●USDA Zones 7b, averaged across Athens
- ●One soil character for all of Athens
- ●Frost dates read at Athens's scale: Mar 23 to Nov 10
YOUR Parcel
- ✓Your exact zone, not Athens's 7b
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Athens
Pull a site-specific report for your exact address in Athens, Tennessee — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Athens averages can't show:
We read public map data around Athens — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Athens average
How we know this about Athens
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 Athens’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 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 Athens
When does frost risk typically end in Athens?
The last hard freeze (28°F) in Athens typically lands around Mar 23, 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 13.
When is the first frost in Athens?
The first hard freeze (28°F) in Athens typically arrives around Nov 10, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Oct 27, so the watching starts about Oct 11 — about 232 days after the spring freeze cleared.
How long is the growing season in Athens?
Measured between 28°F hard freezes, Athens sees about 232 frost-free days — roughly Mar 23 through Nov 10, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Apr 13 to Oct 27, about 197 days.
Is the soil safe to grow vegetables in Athens?
The federal record around Athens is a meaningful one — 237 documented sites, mostly Underground Storage Tanks entries (171), the nearest Underground Storage Tanks 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 Athens?
From about Oct 11 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 10 (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 10. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Athens's scale — its 7b band and its 232-day season. Your yard writes its own version of Athens'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 Athens’s own scale
6 of the readings below were taken at Athens's own scale — its own ~232-day season between 28°F freezes, the 9,960 acres it covers and 237 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Athens's own USDA hardiness band, zones 7bUSDA PHZM 2023
- Athens's own 28°F hard-freeze dates, about Mar 23 and Nov 10 and the ~232-day span between themNOAA 1991–2020 Climate Normals
- 237 documented contamination sites on the federal record near Athens, the closest Underground Storage Tanks record under a tenth of a mile out from the town centreFederal environmental registers
- Athens's boundary and the 9,960 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 7b and a ~232-day seasonGrowable Ground crop-matching engine
- The ecoregion at Athens's own centroid, the Ridge and ValleyUS EPA Level III Ecoregions
Inherited from a wider read
- Soil character — no town-scale survey exists, so Athens's 9,960 acres read through its county's SSURGO summaryfrom McMinn County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom McMinn 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 McMinn County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Athens's 9,960 acreswhy one lot differs from the next →
- Which side of Athens you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 9,960 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 Athens-wide figureread your own land →
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