East Ridge, Tennessee, sits in USDA hardiness zone 8a — room for a real mix of vegetables, fruit, and perennials matched to the local frost calendar.
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.
Even in East Ridge, 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 East Ridge 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 East Ridge — soil, climate, flood, and parcel records. How we handle your address.
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East Ridge — the short answer
East Ridge, Tennessee: USDA zone 8a, about 254 days between hard freezes, across 5K acres of city.
- USDA zone
- 8a
- USDA PHZM 2023
- Last hard freeze (28°F)
- Mar 13
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Nov 22
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~254
- NOAA 1991–2020 Climate Normals, 28°F — this town
- City area
- 5K 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 8a is East Ridge's average, not your lot's — a low corner or a tree line moves it. Against East Ridge's 254-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in East Ridge
Each reading below is measured for East Ridge itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredEast Ridge runs about 254 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
MeasuredEast Ridge 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 East Ridge is in
East Ridge sits in the Ridge and Valley — EPA Level III, inside the wider Eastern Temperate Forests. That is read at East Ridge's own centroid rather than borrowed from Hamilton County.
What Grows in East Ridge
Every plant below cleared East Ridge's own zone 8a and its 254-day season. Each card opens that plant's Tennessee profile. How we score.
Is it too late to plant in East Ridge?
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 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 22 — 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 East Ridge
Survey cells within 31 miles of East Ridge checked for spotted lanternfly, none carrying a detection — a surveyed negative, not an absence of looking. Nearest documented record 99 miles off. What to watch for.
What's on the federal record near East Ridge
Closest first, within ~10 miles of East Ridge. Listing isn't leaking, and distance isn't exposure.
- EHSAN, LLCUnderground Storage Tanks · 1500 ft
- EAST RIDGE AUTO ALIGNMENT, INC.Brownfields · 1500 ft
- Holcomb Garden Center, Inc.Underground Storage Tanks · 1600 ft
- Buck Creek IndustriesUnderground Storage Tanks · 2000 ft
- MCBRIEN ROAD TRACTOR TRAILER FIRESuperfund · 2200 ft
- Pettway Oil CoUnderground Storage Tanks · 2200 ft
- Steve Fines Body Shop And GarageUnderground Storage Tanks · 2300 ft
- City of East Ridge - City ServicesUnderground Storage Tanks · 2400 ft
- Kmart #4241Underground Storage Tanks · 2500 ft
- East Ridge Quick StopUnderground Storage Tanks · 2600 ft
- Majik Market 84706Underground Storage Tanks · 0.5 mi
- Edgar L And Nancy E(tipton)cagleUnderground Storage Tanks · 0.5 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from East Ridge'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 East Ridge.
Sources Checked
within ~10 miles of East Ridge
Severity Distribution
within ~10 miles of East Ridge
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around East Ridge, two things run higher than the national average within ~10 miles of East Ridge — Toxics Release Inventory (154 sites) and Superfund (31 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.
Superfund: Superfund sites represent the most severe contamination in the federal system.
Check prevailing wind direction — downwind parcels face higher exposure than upwind or crosswind locations.
Commission professional soil testing before any food production (test for heavy metals, VOCs, and SVOCs).
Check your specific parcel in East Ridge
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 East Ridge average
Your land is one point inside East Ridge
Everything above resolves to East Ridge as a whole — one PHZM band and one 28°F frost record, read across 5K 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 East Ridge Average
East Ridge Average
- ●USDA Zones 8a, averaged across East Ridge
- ●One soil character for all of East Ridge
- ●Frost dates read at East Ridge's scale: Mar 13 to Nov 22
YOUR Parcel
- ✓Your exact zone, not East Ridge's 8a
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in East Ridge
Pull a site-specific report for your exact address in East Ridge, Tennessee — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that East Ridge averages can't show:
We read public map data around East Ridge — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the East Ridge average
How we know this about East Ridge
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 East Ridge’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 East Ridge
When does frost risk typically end in East Ridge?
The last hard freeze (28°F) in East Ridge 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.
When is the first frost in East Ridge?
The first hard freeze (28°F) in East Ridge typically arrives around Nov 22, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Nov 8, so the watching starts about Oct 23 — about 254 days after the spring freeze cleared.
How long is the growing season in East Ridge?
Measured between 28°F hard freezes, East Ridge sees about 254 frost-free days — roughly Mar 13 through Nov 22, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Apr 3 to Nov 8, about 219 days.
Is the soil safe to grow vegetables in East Ridge?
The federal record around East Ridge runs heavier than most — 1,567 documented sites, mostly Underground Storage Tanks entries (1,072), the nearest Underground Storage Tanks record about 0.3 miles out — so test the soil before planting food in the ground, and raised beds with clean imported soil grow well in the meantime. Even here, proximity to a documented site is information, not a diagnosis of any one yard; the contamination map shows exactly what's recorded and where.
How do I protect my plants from frost in East Ridge?
From about Oct 23 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 22 (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 22. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at East Ridge's scale — its 8a band and its 254-day season. Your yard writes its own version of East Ridge'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 East Ridge’s own scale
7 of the readings below were taken at East Ridge's own scale — its own ~254-day season between 28°F freezes, the 5,300 acres it covers and 1,567 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- East Ridge's own USDA hardiness band, zones 8aUSDA PHZM 2023
- East Ridge's own 28°F hard-freeze dates, about Mar 13 and Nov 22 and the ~254-day span between themNOAA 1991–2020 Climate Normals
- 1,567 documented contamination sites on the federal record near East Ridge, the closest Underground Storage Tanks record about 0.3 miles out from the town centreFederal environmental registers
- East Ridge's boundary and the 5,300 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 8a and a ~254-day seasonGrowable Ground crop-matching engine
- The ecoregion at East Ridge's own centroid, the Ridge and ValleyUS EPA Level III Ecoregions
- Lanternfly survey cells around East Ridge 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 East Ridge's 5,300 acres read through its county's SSURGO summaryfrom Hamilton County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Hamilton 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 Hamilton County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among East Ridge's 5,300 acreswhy one lot differs from the next →
- Which side of East Ridge you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 5,300 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 East Ridge-wide figureread your own land →
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