Tooele, Utah, sits in USDA hardiness zone 7a — room for a real mix of vegetables, fruit, and perennials matched to the local frost calendar.
Well-matched crops include cabbage, pawpaw, 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 Tooele, 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 Tooele 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 Tooele — soil, climate, flood, and parcel records. How we handle your address.
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Tooele — the short answer
Tooele, Utah: USDA zone 7a, about 207 days between hard freezes, across 15K acres of city.
- USDA zone
- 7a
- USDA PHZM 2023
- Last hard freeze (28°F)
- Apr 6
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Oct 30
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~207
- NOAA 1991–2020 Climate Normals, 28°F — this town
- City area
- 15K 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 7a is Tooele's average, not your lot's — a low corner or a tree line moves it. Against Tooele's 207-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Tooele
Each reading below is measured for Tooele itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredTooele runs about 207 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
MeasuredTooele sits in USDA hardiness zone 7a.
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 Tooele is in
Tooele sits in the Central Basin and Range — EPA Level III, inside the wider North American Deserts. That is read at Tooele's own centroid rather than borrowed from Tooele County.
What Grows in Tooele
Every plant below cleared Tooele's own zone 7a and its 207-day season. Each card opens that plant's Utah profile. How we score.
Is it too late to plant in Tooele?
For most of the year, no — what changes is which crops still fit the days remaining. Cool-season crops can go in from around Mar 9; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Apr 6 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Oct 30 — 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 Tooele
Closest first, within ~10 miles of Tooele. Listing isn't leaking, and distance isn't exposure.
- UTAH POWER & LIGHT COMPANYUnderground Storage Tanks · 2500 ft
- BIG O TIREUnderground Storage Tanks · 2600 ft
- U-SERVE OF TOOELE EDANS CREATIONSUnderground Storage Tanks · 2600 ft
- MAIN STREET GARAGEUnderground Storage Tanks · 2600 ft
- 7-ELEVEN 1851-19587Underground Storage Tanks · 2600 ft
- J OIL #5822Underground Storage Tanks · 0.5 mi
- GARY ENGLAND CONSTRUCTION CO.Underground Storage Tanks · 0.5 mi
- SEWAGE TREATMENT PLANTUnderground Storage Tanks · 0.6 mi
- HOLIDAY #42Underground Storage Tanks · 0.6 mi
- NAPA AUTO PARTSUnderground Storage Tanks · 0.6 mi
- HUFFBURN MOTORSUnderground Storage Tanks · 0.6 mi
- LUCKY #339Brownfields · 0.6 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Tooele'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 Tooele.
Sources Checked
within ~10 miles of Tooele
Severity Distribution
within ~10 miles of Tooele
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Tooele, two things run higher than the national average within ~10 miles of Tooele — Mining (203 sites) and Superfund (9 sites). It's not cause for alarm — it's worth knowing, and there's a sensible way to grow around it.
Mining: Mining sites — both historic and active — can leach heavy metals (arsenic, lead, cadmium, mercury) into soil and water for centuries after operations cease.
Superfund: Superfund sites represent the most severe contamination in the federal system.
Test soil for heavy metals (lead, arsenic, cadmium, mercury) — this is essential near any mining site.
Commission professional soil testing before any food production (test for heavy metals, VOCs, and SVOCs).
Check your specific parcel in Tooele
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 Tooele average
Your land is one point inside Tooele
Everything above resolves to Tooele as a whole — one PHZM band and one 28°F frost record, read across 15K 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 Tooele Average
Tooele Average
- ●USDA Zones 7a, averaged across Tooele
- ●One soil character for all of Tooele
- ●Frost dates read at Tooele's scale: Apr 6 to Oct 30
YOUR Parcel
- ✓Your exact zone, not Tooele's 7a
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Tooele
Pull a site-specific report for your exact address in Tooele, Utah — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Tooele averages can't show:
We read public map data around Tooele — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Tooele average
How we know this about Tooele
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 Tooele’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 Tooele
When does frost risk typically end in Tooele?
The last hard freeze (28°F) in Tooele typically lands around Apr 6, 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 27.
When is the first frost in Tooele?
The first hard freeze (28°F) in Tooele typically arrives around Oct 30, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Oct 16, so the watching starts about Sep 30 — about 207 days after the spring freeze cleared.
How long is the growing season in Tooele?
Measured between 28°F hard freezes, Tooele sees about 207 frost-free days — roughly Apr 6 through Oct 30, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Apr 27 to Oct 16, about 172 days.
Is the soil safe to grow vegetables in Tooele?
The federal record around Tooele runs heavier than most — 441 documented sites, mostly Mining entries (203), the nearest Underground Storage Tanks record about 0.5 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 Tooele?
From about Sep 30 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 Oct 30 (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 Oct 30. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Tooele's scale — its 7a band and its 207-day season. Your yard writes its own version of Tooele'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 Tooele’s own scale
6 of the readings below were taken at Tooele's own scale — its own ~207-day season between 28°F freezes, the 15,433 acres it covers and 441 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Tooele's own USDA hardiness band, zones 7aUSDA PHZM 2023
- Tooele's own 28°F hard-freeze dates, about Apr 6 and Oct 30 and the ~207-day span between themNOAA 1991–2020 Climate Normals
- 441 documented contamination sites on the federal record near Tooele, the closest Underground Storage Tanks record about 0.5 miles out from the town centreFederal environmental registers
- Tooele's boundary and the 15,433 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 7a and a ~207-day seasonGrowable Ground crop-matching engine
- The ecoregion at Tooele's own centroid, the Central Basin and RangeUS EPA Level III Ecoregions
Inherited from a wider read
- Soil character — no town-scale survey exists, so Tooele's 15,433 acres read through its county's SSURGO summaryfrom Tooele County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Tooele County
- The growing challenges every Utah grower plans around — written at state scale, so they stay on the state guidefrom Utah
- Butterfly and beetle records, and the farmland pesticide estimate — all published county-widefrom Tooele County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Tooele's 15,433 acreswhy one lot differs from the next →
- Which side of Tooele you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 15,433 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Underground Storage Tanks record about 0.5 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 Tooele-wide figureread your own land →
More in Utah
Wider growing context
What grows across UtahTooele sits outside our named growing regions, so Utah as a whole is its closest context here.
Nearby growing guides