Etowah County, in Alabama, sits in USDA hardiness zone 8a — a range where zone-matched perennials and frost-aware annual timing set what succeeds.
Well-matched crops include cabbage, fig, california poppy, and collard greens, and the gap between "grows in the area" and "grows in your yard" is closed by soil, sun, and drainage.
Etowah County lies within Appalachia — a regional growing area with its own character.
Grounded in USDA PHZM 2023 · Growable Ground suitability scoring · NOAA 1991–2020 Climate Normals
Etowah County holds more than one microclimate.
Soils and elevations shift across Etowah County, so your frost dates and drainage aren't the county average. 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 Etowah County — soil, climate, flood, and parcel records. How we handle your address.
No card required · your full report in seconds
Etowah County — the short answer
Etowah County, Alabama: USDA zone 8a, about 255 days between hard freezes, across 342K acres.
- USDA zone
- 8a
- USDA PHZM 2023
- Last hard freeze (28°F)
- Mar 13
- NOAA 1991–2020 Climate Normals, 28°F
- First hard freeze (28°F)
- Nov 23
- NOAA 1991–2020 Climate Normals, 28°F
- Days between freezes
- ~255
- NOAA 1991–2020 Climate Normals, 28°F
- County area
- 342K acres
- US Census TIGER/Line 2025
Every figure names the dataset it came from. Hard-freeze dates are county 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 8a is Etowah County's average, not your lot's — a low corner or a tree line moves it. Against Etowah County's 255-day season, see what your own ground reads.
Heat and winter chill in Etowah County
Across a year, Etowah County accumulates about 4,753 growing degree days above 50°F, about 531 fewer than the middle Alabama county — ahead of 18 of Alabama’s 67 counties. Degree days are the heat a crop actually gets to work with — more of them is more room to ripen a long-season crop before the freeze closes the window.
Winter banks about 1,608 hours below 45°F, 360 more than the Alabama middle of 1,248. Chill is what tells a fruit tree its dormancy is over, and it is set by climate rather than by anything you can build.
Grounded in PRISM Climate Group, Oregon State University — 1991–2020 monthly normals
Soil in Etowah County
Across Etowah County, the ground is predominantly Ultisols, where Hartsells, Minvale, and Conasauga are the most extensive named soil series. The soil is generally well drained with a fine sandy loam surface. Topsoil pH runs about 4.8–5.0, very strongly acidic. Rainfall drains through hydrologic group B soils.
Soil order
Ultisols
Drainage
Well drained
Prime farmland
28%
Hydric soils
0%
Soil still varies lot by lot — soil types explained.
How the ground varies across Etowah County
The USDA soil survey maps 72% of Etowah County as well drained — but another 26% drains differently: 16% moderately well drained, 8% somewhat poorly drained.
Hartsells is the most extensive named soil at 13% of mapped acres, then Minvale (12%) and Conasauga (10%).
Which of them your own lot sits on is a parcel question, not a county one. Check your address for the survey at your boundary.
What this means for growing in Etowah County
Each reading below is measured for Etowah County itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Drainage
MeasuredThe dominant soils across Etowah County are well drained, in hydrologic group B — ground that drains quickly.
The upside is soil you can work early in spring and roots that never drown; the cost is that fast-draining ground dries out fast and leaches nutrients away before plants can use them.
Work in compost and mulch to hold moisture and feed, and water more often in short doses than deep and rarely.
USDA NRCS SSURGO
Surface pH
MeasuredTopsoil across Etowah County runs about pH 4.8–5.0, on the acidic side.
Blueberries, potatoes, and rhododendrons thrive in it, but most vegetables start locking out nutrients below about pH 6.0 and grow pale and stunted no matter how much you feed them.
A measured lime application raises pH for the crops that need it — but test first, because the right rate depends on your own soil, not the county average.
USDA NRCS SSURGO
Season length
MeasuredEtowah County runs about 255 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
MeasuredEtowah County sits in USDA hardiness zone 8a.
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 Etowah County is in
Etowah County spans 2 EPA Level III ecoregions — Ridge and Valley (67%) and Southwestern Appalachians (33%). Which one your land falls in changes what grows wild there and how the ground behaves, and a county-wide answer cannot tell you which.
What Grows in Etowah County
We scored all 1,086 plants against Etowah County's own USDA zone 8a and its own 255-day season between hard freezes, using the same matching engine that runs a full parcel report. These cleared both. Sun, soil pH and drainage vary lot by lot — those are the parcel questions below. Each card opens that plant's Alabama profile.
Is it too late to plant in Etowah County?
Rarely: the season closes in stages, not all at once, and each stage has its crops. Cool-season crops can go in from around Feb 13; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Mar 13 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Nov 23 — long-season crops need about 90 days of runway, quick greens only 30. With a season this long, “too late” mostly means “switch crops” — second sowings and a full fall garden are the norm, with garlic closing the year.
What gets applied to farmland in Etowah County
USGS estimates 21,423 lb of 2,4-d on Etowah County farmland in 2019, its largest by weight, ahead of Glyphosate (21,324 lb) and Metolachlor & Metolachlor-s (9,323 lb).
Farmland across the whole county, not any one lot. Check your address for the site-by-site record.
Safe to Grow Here?
What the federal record shows across Etowah County — and how to grow with it.
We checked the federal record across Etowah County — 608 documented sites across 7 of the 9 source types we track.
The most significant on record: 12 Superfund sites (none NPL-listed). Sites tracked in EPA's Superfund program — from assessment-stage CERCLIS entries to confirmed National Priorities List cleanup sites.
There's a meaningful federal record across Etowah County — worth a look before you plant food, not a reason to hold back from growing. Proximity to a documented site is information, not a diagnosis of any one yard. A soil test before new food beds is the sensible precaution here, and the map shows exactly which sites sit where, so you can see what's actually near you.
Sources: EPA, USGS — 1.8M documented sites tracked nationwide across 9 federal source types.
What's on the federal record near Etowah County
Closest first, across Etowah County. Listing isn't leaking, and distance isn't exposure.
- RAINBOW FOOD MART #125 SHELLUnderground Storage Tanks · 0.9 mi
- NOCCALULA FALLS GAS PUMPSUnderground Storage Tanks · 1.0 mi
- AL0120Underground Storage Tanks · 1.0 mi
- KERR-MCGEE (124-7039)Underground Storage Tanks · 1.0 mi
- SINGLETON POULTRYCAFO · 1.0 mi
- T&S CHEVRONUnderground Storage Tanks · 1.1 mi
- O'REILLY AUTO PARTS STORES 1059Brownfields · 1.3 mi
- FAIRVIEW 76Underground Storage Tanks · 1.5 mi
- GADSDEN U-HAUL 775-54Underground Storage Tanks · 1.5 mi
- BRITTANNIA BEAUTY SALONUnderground Storage Tanks · 1.6 mi
- KERR-MCGEE (124-7076)Underground Storage Tanks · 1.7 mi
- AL0030Underground Storage Tanks · 1.7 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Etowah County'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 Etowah County.
Total Sites
608
across Etowah County
Risk Level
Elevated
Highest-severity
12 Superfund sites (none NPL-listed)
Severity Distribution
across Etowah County
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Etowah County, two things run higher than the national average across Etowah County — CAFO (29 sites) and PFAS (9 sites). That's not a problem with your land — it's information about it.
CAFO: CAFOs pose a different contamination profile than chemical sources.
PFAS: PFAS (per- and polyfluoroalkyl substances) are called "forever chemicals" because they do not biodegrade.
Wash all produce consumed raw thoroughly, especially leafy greens grown near CAFOs.
Test irrigation water source — this is the primary pathway for PFAS to reach garden crops.
Check your specific parcel in Etowah County
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 Etowah County average
Your land is one point inside Etowah County
Everything above resolves to Etowah County as a whole — one PHZM band and one county frost record, read across 342K 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 county 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 county average.
Your Lot vs the Etowah County Average
Etowah County Average
- ●USDA Zones 8a, averaged across Etowah County
- ●One soil character for all of Etowah County
- ●Frost dates read at Etowah County's scale: Mar 13 to Nov 23
YOUR Parcel
- ✓Your exact zone, not Etowah County's 8a
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your parcel in Etowah County
Pull a site-specific report for your exact address in Etowah County, Alabama — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Etowah County averages can't show:
We read public map data around Etowah County — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Etowah County average
How we know this about Etowah County
The datasets: hardiness from the USDA ARS Plant Hardiness Zone Map 2023, read at county grain; hard-freeze dates from NOAA 1991–2020 28°F normals at this county’s own record where one resolves, and the labelled statewide window where none does; soils from the USDA NRCS SSURGO survey, area-weighted across the county’s own map units; boundaries and acreage from US Census TIGER/Line 2025; the contamination and pesticide records from the federal sources named in their beats above. Where Etowah County carries no record of its own, the figure is inherited and labelled — the resolution ledger below names each.
Common questions about Etowah County
When does frost risk typically end in Etowah County?
The last hard freeze (28°F) in Etowah County typically lands around Mar 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 Apr 3.
How long is the growing season in Etowah County?
Measured between 28°F hard freezes, Etowah County sees about 255 frost-free days — roughly Mar 13 through Nov 23, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Apr 3 to Nov 9, about 220 days.
Is the soil safe to grow vegetables in Etowah County?
The federal record around Etowah County is a meaningful one — 608 documented sites, mostly Underground Storage Tanks entries (394), the nearest Underground Storage Tanks record about 0.9 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.
Everything above is measured at Etowah County's scale — its 8a band and its 255-day season. Your yard writes its own version of Etowah County's numbers: we read soil, sun, drainage and frost at your exact address. Try it for 14 days — no card required.
Will It Grow Here?
Zone fit is the first question — each answer below reads Alabama's frost window, season length, and soil profile against the plant's real requirements.
What this page reads at Etowah County’s own scale
8 of the readings below were taken at Etowah County's own scale — its own ~255-day span between 28°F freezes, the 3 most extensive soil series mapped here and 608 documented sites inside its boundary; one is borrowed from a wider read, named and linked below.
Measured here
- Etowah County's own USDA hardiness band, zones 8aUSDA PHZM 2023
- Etowah County's own 28°F hard-freeze dates and its ~255-day span between themNOAA 1991–2020 Climate Normals
- The soil order, drainage, surface pH, and the 3 most extensive named soil series mapped in Etowah CountyUSDA NRCS SSURGO
- 608 documented contamination sites inside the county boundary, distance-sorted from its center — the closest Underground Storage Tanks record about 0.9 miles outFederal environmental registers
- Etowah County's boundary and the 342,491 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 8a and a ~255-day seasonGrowable Ground crop-matching engine
- The 2 ecoregions Etowah County spans, Ridge and Valley the largestUS EPA Level III Ecoregions
- Which agricultural compounds go onto Etowah County farmland, and roughly how muchUSGS NAWQA EPest county estimates
Inherited from a wider read
- The growing challenges every Alabama grower plans around — written at state scale, so they stay on the state guidefrom Alabama
What this page can’t tell you
- How the season shifts across Etowah County — the ~255 days above is one reading at its centre; the 12 towns below each carry their owntowns in this county →
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Etowah County's 342,491 acreswhy one lot differs from the next →
- Which of those 608 documented sites actually reaches your soil — that needs your address, the wind, and the groundwater directionhow we read the record →
- Where cold air settles, which slopes face the sun, and which way the wind runs on your own ground — none of it survives being averaged over Etowah Countyread your own land →