Toquerville, Utah, sits in USDA hardiness zone 8b — a band that supports both cool-season staples and warm-season crops chosen to fit the local frost window.
Crops well matched to these conditions include cabbage, fig, california poppy, and collard greens — though what thrives on any one site still turns on its specific soil, sun, and drainage.
Even in Toquerville, 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 Toquerville 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 Toquerville — soil, climate, flood, and parcel records. How we handle your address.
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Toquerville — the short answer
Toquerville, Utah: USDA zone 8b, about 284 days between hard freezes, across 14K acres of city.
- USDA zone
- 8b
- USDA PHZM 2023
- Last hard freeze (28°F)
- Feb 17
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Nov 28
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~284
- NOAA 1991–2020 Climate Normals, 28°F — this town
- City area
- 14K 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 8b is Toquerville's average, not your lot's — a low corner or a tree line moves it. Against Toquerville's 284-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Toquerville
Each reading below is measured for Toquerville itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredToquerville runs about 284 days between hard freezes — close to year-round growing.
Frost is rarely the limit here; winter plantings are as real as summer ones, and the harder question is which crops shrug off the summer heat.
Grow cool-season crops through the mild winter, and choose heat-tolerant varieties for the summer beds.
NOAA 1991–2020 Climate Normals
Winter hardiness
MeasuredToquerville sits in USDA hardiness zone 8b.
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 Toquerville is in
Toquerville sits in the Mojave Basin and Range — EPA Level III, inside the wider North American Deserts. That is read at Toquerville's own centroid rather than borrowed from Washington County.
What Grows in Toquerville
Every plant below cleared Toquerville's own zone 8b and its 284-day season. Each card opens that plant's Utah profile. How we score.
Is it too late to plant in Toquerville?
For most of the year, no — what changes is which crops still fit the days remaining. Cool-season crops can go in from around Jan 20; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Feb 17 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Nov 28 — long-season crops need about 90 days of runway, quick greens only 30. With almost year-round growing weather, timing is about heat and rainfall more than frost — some bench is always in play.
What's on the federal record near Toquerville
Closest first, within ~10 miles of Toquerville. Listing isn't leaking, and distance isn't exposure.
- TOQUERVILLE MERCANTILEUnderground Storage Tanks · 1.0 mi
- (C-40-13)27bdb- 2Nitrate · 1.2 mi
- (C-40-13)28dcb- 2Nitrate · 1.4 mi
- (C-40-13)28dbc- 1Nitrate · 1.5 mi
- (C-40-13)33bdb- 1Nitrate · 1.6 mi
- (C-41-13)12cbb- 1Nitrate · 2.4 mi
- (C-40-13)23aba- 1Nitrate · 2.6 mi
- VanderbiltMining · 3.2 mi
- Plata #1 , 2 & 3Mining · 3.3 mi
- Plata 1-3Mining · 3.3 mi
- Rattlesnake MineMining · 3.3 mi
- Vanderbilt No.4 MinesMining · 3.5 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Toquerville'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 Toquerville.
Total Sites
138
within ~10 miles of Toquerville
Risk Level
Elevated
Highest-severity
3 Superfund sites (none NPL-listed)
Sources Checked
within ~10 miles of Toquerville
Severity Distribution
within ~10 miles of Toquerville
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Toquerville, two things run higher than the national average within ~10 miles of Toquerville — Mining (57 sites) and Superfund (3 sites). That's not a problem with your land — it's information about 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 Toquerville
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 Toquerville average
Your land is one point inside Toquerville
Everything above resolves to Toquerville as a whole — one PHZM band and one 28°F frost record, read across 14K 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 Toquerville Average
Toquerville Average
- ●USDA Zones 8b, averaged across Toquerville
- ●One soil character for all of Toquerville
- ●Frost dates read at Toquerville's scale: Feb 17 to Nov 28
YOUR Parcel
- ✓Your exact zone, not Toquerville's 8b
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Toquerville
Pull a site-specific report for your exact address in Toquerville, Utah — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Toquerville averages can't show:
We read public map data around Toquerville — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Toquerville average
How we know this about Toquerville
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 Toquerville’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 Toquerville
When does frost risk typically end in Toquerville?
The last hard freeze (28°F) in Toquerville typically lands around Feb 17, 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 Mar 10.
When is the first frost in Toquerville?
The first hard freeze (28°F) in Toquerville typically arrives around Nov 28, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Nov 14, so the watching starts about Oct 29 — about 284 days after the spring freeze cleared.
How long is the growing season in Toquerville?
Measured between 28°F hard freezes, Toquerville sees about 284 frost-free days — roughly Feb 17 through Nov 28, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Mar 10 to Nov 14, about 249 days.
Is the soil safe to grow vegetables in Toquerville?
The federal record around Toquerville is a meaningful one — 138 documented sites, mostly Mining entries (57), the nearest Underground Storage Tanks record about 1.0 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 Toquerville?
From about Oct 29 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 28 (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 28. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Toquerville's scale — its 8b band and its 284-day season. Your yard writes its own version of Toquerville'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 Toquerville’s own scale
6 of the readings below were taken at Toquerville's own scale — its own ~284-day season between 28°F freezes, the 14,202 acres it covers and 138 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Toquerville's own USDA hardiness band, zones 8bUSDA PHZM 2023
- Toquerville's own 28°F hard-freeze dates, about Feb 17 and Nov 28 and the ~284-day span between themNOAA 1991–2020 Climate Normals
- 138 documented contamination sites on the federal record near Toquerville, the closest Underground Storage Tanks record about 1.0 miles out from the town centreFederal environmental registers
- Toquerville's boundary and the 14,202 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 8b and a ~284-day seasonGrowable Ground crop-matching engine
- The ecoregion at Toquerville's own centroid, the Mojave Basin and RangeUS EPA Level III Ecoregions
Inherited from a wider read
- Soil character — no town-scale survey exists, so Toquerville's 14,202 acres read through its county's SSURGO summaryfrom Washington County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Washington 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 Washington County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Toquerville's 14,202 acreswhy one lot differs from the next →
- Which side of Toquerville you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 14,202 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Underground Storage Tanks record about 1.0 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 Toquerville-wide figureread your own land →
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