Wright City, Oklahoma, sits in USDA hardiness zone 8a — enough range to grow cool-season vegetables, hardy fruit, and warm-season crops that mature before the first hard frost.
A short list that earns its place here — cabbage, fig, california poppy, and collard greens — with any one site's soil, sun, and drainage making the final cut.
Even in Wright City, 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 Wright City 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 Wright City — soil, climate, flood, and parcel records. How we handle your address.
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Wright City — the short answer
Wright City, Oklahoma: USDA zone 8a, about 251 days between hard freezes, across 566 acres of town.
- USDA zone
- 8a
- USDA PHZM 2023
- Last hard freeze (28°F)
- Mar 12
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Nov 18
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~251
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Town area
- 566 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 Wright City's average, not your lot's — a low corner or a tree line moves it. Against Wright City's 251-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Wright City
Each reading below is measured for Wright City itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredWright City runs about 251 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
MeasuredWright City 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 Wright City is in
Wright City sits in the South Central Plains — EPA Level III, inside the wider Eastern Temperate Forests. That is read at Wright City's own centroid, and it is not what its county reads: McCurtain County is mostly Ouachita Mountains. The wider page above you is answering a different question about different ground.
What Grows in Wright City
Every plant below cleared Wright City's own zone 8a and its 251-day season. Each card opens that plant's Oklahoma profile. How we score.
Is it too late to plant in Wright City?
Usually not — gardeners here simply switch what goes in the ground as the season moves. Cool-season crops can go in from around Feb 12; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Mar 12 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Nov 18 — 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 Wright City
Closest first, within ~10 miles of Wright City. Listing isn't leaking, and distance isn't exposure.
- Maintenance ShopUnderground Storage Tanks · 75 ft
- Former Ashton Grocery & StationUnderground Storage Tanks · 800 ft
- Town Of Wright CityUnderground Storage Tanks · 900 ft
- B.J.'sUnderground Storage Tanks · 1100 ft
- Gary's Mini Mart #2Underground Storage Tanks · 1300 ft
- Red Barn TexacoUnderground Storage Tanks · 1300 ft
- M & M Construction-Welding IncUnderground Storage Tanks · 1700 ft
- E-Z Mart #4204Underground Storage Tanks · 2000 ft
- Weyerhaeuser CoUnderground Storage Tanks · 0.5 mi
- Daniel HerndonUnderground Storage Tanks · 0.6 mi
- WEYERHAEUSER NR CO /WRIGHT CITY COMPLEXToxics Release Inventory · 0.7 mi
- Todd's GroceryUnderground Storage Tanks · 1.4 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Wright City'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 Wright City.
Total Sites
72
within ~10 miles of Wright City
Risk Level
Moderate
Highest-severity
3 Toxics Release Inventory facilities
Sources Checked
within ~10 miles of Wright City
Severity Distribution
within ~10 miles of Wright City
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Wright City, two things run higher than the national average within ~10 miles of Wright City — PFAS (3 sites) and CAFO (3 sites). That's not a problem with your land — it's information about it.
PFAS: PFAS (per- and polyfluoroalkyl substances) are called "forever chemicals" because they do not biodegrade.
CAFO: CAFOs pose a different contamination profile than chemical sources.
Test irrigation water source — this is the primary pathway for PFAS to reach garden crops.
Wash all produce consumed raw thoroughly, especially leafy greens grown near CAFOs.
Check your specific parcel in Wright City
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 Wright City average
Your land is one point inside Wright City
Everything above resolves to Wright City as a whole — one PHZM band and one 28°F frost record, read across 566 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 town 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 Wright City Average
Wright City Average
- ●USDA Zones 8a, averaged across Wright City
- ●One soil character for all of Wright City
- ●Frost dates read at Wright City's scale: Mar 12 to Nov 18
YOUR Parcel
- ✓Your exact zone, not Wright City's 8a
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Wright City
Pull a site-specific report for your exact address in Wright City, Oklahoma — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Wright City averages can't show:
We read public map data around Wright City — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Wright City average
How we know this about Wright City
The datasets: hardiness from the USDA ARS Plant Hardiness Zone Map 2023, read at this town’s own centroid; hard-freeze dates from NOAA 1991–2020 28°F normals at Wright City’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 town grain anywhere on this page — there is no town-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 Wright City
When does frost risk typically end in Wright City?
The last hard freeze (28°F) in Wright City typically lands around Mar 12, 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 2.
When is the first frost in Wright City?
The first hard freeze (28°F) in Wright City typically arrives around Nov 18, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Nov 4, so the watching starts about Oct 19 — about 251 days after the spring freeze cleared.
How long is the growing season in Wright City?
Measured between 28°F hard freezes, Wright City sees about 251 frost-free days — roughly Mar 12 through Nov 18, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Apr 2 to Nov 4, about 216 days.
Is the soil safe to grow vegetables in Wright City?
The federal record around Wright City shows 72 documented sites, mostly Underground Storage Tanks entries (48), the nearest Underground Storage Tanks record under a tenth of a mile out — a typical footprint for a growing area, and proximity to a documented site is information, not a diagnosis of any one yard. It's worth seeing which recorded sites sit closest to where you grow, and testing the soil before new food beds near any of them.
How do I protect my plants from frost in Wright City?
From about Oct 19 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 18 (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 18. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Wright City's scale — its 8a band and its 251-day season. Your yard writes its own version of Wright City'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 Wright City’s own scale
6 of the readings below were taken at Wright City's own scale — its own ~251-day season between 28°F freezes, the 566 acres it covers and 72 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Wright City's own USDA hardiness band, zones 8aUSDA PHZM 2023
- Wright City's own 28°F hard-freeze dates, about Mar 12 and Nov 18 and the ~251-day span between themNOAA 1991–2020 Climate Normals
- 72 documented contamination sites on the federal record near Wright City, the closest Underground Storage Tanks record under a tenth of a mile out from the town centreFederal environmental registers
- Wright City's boundary and the 566 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 8a and a ~251-day seasonGrowable Ground crop-matching engine
- Wright City sits in the South Central Plains — not the ecoregion its county mostly readsUS EPA Level III Ecoregions
Inherited from a wider read
- Soil character — no town-scale survey exists, so Wright City's 566 acres read through its county's SSURGO summaryfrom McCurtain County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom McCurtain County
- The growing challenges every Oklahoma grower plans around — written at state scale, so they stay on the state guidefrom Oklahoma
- Butterfly and beetle records, and the farmland pesticide estimate — all published county-widefrom McCurtain County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Wright City's 566 acreswhy one lot differs from the next →
- Which side of Wright City you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 566 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 Wright City-wide figureread your own land →