Pawnee, Illinois, sits in USDA hardiness zone 6a — a zone band wide enough that plant choice, not possibility, is the interesting question.
Well-matched crops include cabbage, hazelnut, lavender, 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 Pawnee, 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 Pawnee 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 Pawnee — soil, climate, flood, and parcel records. How we handle your address.
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Pawnee — the short answer
Pawnee, Illinois: USDA zone 6a, about 213 days between hard freezes, across 852 acres of town.
- USDA zone
- 6a
- USDA PHZM 2023
- Last hard freeze (28°F)
- Apr 2
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Nov 1
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~213
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Town area
- 852 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 6a is Pawnee's average, not your lot's — a low corner or a tree line moves it. Against Pawnee's 213-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Pawnee
Each reading below is measured for Pawnee itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredPawnee runs about 213 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
MeasuredPawnee sits in USDA hardiness zone 6a.
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 Pawnee is in
Pawnee sits in the Central Corn Belt Plains — EPA Level III, inside the wider Eastern Temperate Forests. That is read at Pawnee's own centroid rather than borrowed from Sangamon County.
What Grows in Pawnee
Every plant below cleared Pawnee's own zone 6a and its 213-day season. Each card opens that plant's Illinois profile. How we score.
Is it too late to plant in Pawnee?
Almost never — the real question is what to plant next. Cool-season crops can go in from around Mar 5; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Apr 2 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Nov 1 — 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's on the federal record near Pawnee
Closest first, within ~10 miles of Pawnee. Listing isn't leaking, and distance isn't exposure.
- Casey General Stores, Inc.Underground Storage Tanks · 850 ft
- Donahue & Son's GarageUnderground Storage Tanks · 1000 ft
- Mine No 10Underground Storage Tanks · 1000 ft
- Il Dept. of Natural ResourcesUnderground Storage Tanks · 1500 ft
- Britz Bob SrUnderground Storage Tanks · 1700 ft
- Pawnee TownshipUnderground Storage Tanks · 2100 ft
- Pawnee School Dist #11Underground Storage Tanks · 2200 ft
- Illinois State Police RangeUnderground Storage Tanks · 1.0 mi
- Fanco 2112Underground Storage Tanks · 1.1 mi
- AMEREN CIPSBrownfields · 1.1 mi
- Cimic StoreUnderground Storage Tanks · 2.4 mi
- SKAGGS AND SKAGGSToxics Release Inventory · 2.5 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Pawnee'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 Pawnee.
Total Sites
123
within ~10 miles of Pawnee
Risk Level
Moderate
Highest-severity
6 Toxics Release Inventory facilities
Sources Checked
within ~10 miles of Pawnee
Severity Distribution
within ~10 miles of Pawnee
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Pawnee, two things run higher than the national average within ~10 miles of Pawnee — PFAS (3 sites) and Underground Storage Tanks (86 sites). Knowing it is half the work — and it's nothing a thoughtful grower can't plan for.
PFAS: PFAS (per- and polyfluoroalkyl substances) are called "forever chemicals" because they do not biodegrade.
Underground Storage Tanks: Underground storage tanks are the single most common source of soil contamination near homes and gardens.
Test irrigation water source — this is the primary pathway for PFAS to reach garden crops.
Use raised beds with imported soil — this eliminates the primary soil-contact pathway.
Check your specific parcel in Pawnee
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 Pawnee average
Your land is one point inside Pawnee
Everything above resolves to Pawnee as a whole — one PHZM band and one 28°F frost record, read across 852 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 Pawnee Average
Pawnee Average
- ●USDA Zones 6a, averaged across Pawnee
- ●One soil character for all of Pawnee
- ●Frost dates read at Pawnee's scale: Apr 2 to Nov 1
YOUR Parcel
- ✓Your exact zone, not Pawnee's 6a
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Pawnee
Pull a site-specific report for your exact address in Pawnee, Illinois — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Pawnee averages can't show:
We read public map data around Pawnee — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Pawnee average
How we know this about Pawnee
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 Pawnee’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 Pawnee
When does frost risk typically end in Pawnee?
The last hard freeze (28°F) in Pawnee typically lands around Apr 2, 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 23.
When is the first frost in Pawnee?
The first hard freeze (28°F) in Pawnee typically arrives around Nov 1, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Oct 18, so the watching starts about Oct 2 — about 213 days after the spring freeze cleared.
How long is the growing season in Pawnee?
Measured between 28°F hard freezes, Pawnee sees about 213 frost-free days — roughly Apr 2 through Nov 1, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Apr 23 to Oct 18, about 178 days.
Is the soil safe to grow vegetables in Pawnee?
The federal record around Pawnee shows 123 documented sites, mostly Underground Storage Tanks entries (86), the nearest Underground Storage Tanks record about 0.2 miles 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 Pawnee?
From about Oct 2 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 1 (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 1. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Pawnee's scale — its 6a band and its 213-day season. Your yard writes its own version of Pawnee'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 Pawnee’s own scale
6 of the readings below were taken at Pawnee's own scale — its own ~213-day season between 28°F freezes, the 852 acres it covers and 123 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Pawnee's own USDA hardiness band, zones 6aUSDA PHZM 2023
- Pawnee's own 28°F hard-freeze dates, about Apr 2 and Nov 1 and the ~213-day span between themNOAA 1991–2020 Climate Normals
- 123 documented contamination sites on the federal record near Pawnee, the closest Underground Storage Tanks record about 0.2 miles out from the town centreFederal environmental registers
- Pawnee's boundary and the 852 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 6a and a ~213-day seasonGrowable Ground crop-matching engine
- The ecoregion at Pawnee's own centroid, the Central Corn Belt PlainsUS EPA Level III Ecoregions
Inherited from a wider read
- Soil character — no town-scale survey exists, so Pawnee's 852 acres read through its county's SSURGO summaryfrom Sangamon County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Sangamon County
- The growing challenges every Illinois grower plans around — written at state scale, so they stay on the state guidefrom Illinois
- Butterfly and beetle records, and the farmland pesticide estimate — all published county-widefrom Sangamon County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Pawnee's 852 acreswhy one lot differs from the next →
- Which side of Pawnee you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 852 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Underground Storage Tanks record about 0.2 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 Pawnee-wide figureread your own land →
More in Illinois
Wider growing context
What grows across IllinoisPawnee sits outside our named growing regions, so Illinois as a whole is its closest context here.