Freeman Spur, Illinois, sits in USDA hardiness zone 7a — a band that supports both cool-season staples and warm-season crops chosen to fit the local frost window.
Reliable performers under these conditions include cabbage, hazelnut, california poppy, and collard greens; what your own ground favors still comes down to its soil, sun, and drainage.
Even in Freeman Spur, 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 Freeman Spur 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 Freeman Spur — soil, climate, flood, and parcel records. How we handle your address.
No card required · your full report in seconds
Freeman Spur — the short answer
Freeman Spur, Illinois: USDA zone 7a, about 224 days between hard freezes, across 255 acres of town.
- USDA zone
- 7a
- USDA PHZM 2023
- Last hard freeze (28°F)
- Mar 26
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Nov 5
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~224
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Town area
- 255 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 Freeman Spur's average, not your lot's — a low corner or a tree line moves it. Against Freeman Spur's 224-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Freeman Spur
Each reading below is measured for Freeman Spur itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredFreeman Spur runs about 224 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
MeasuredFreeman Spur 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 Freeman Spur is in
Freeman Spur sits in the Interior River Valleys and Hills — EPA Level III, inside the wider Eastern Temperate Forests. That is read at Freeman Spur's own centroid rather than borrowed from Williamson County.
What Grows in Freeman Spur
Every plant below cleared Freeman Spur's own zone 7a and its 224-day season. Each card opens that plant's Illinois profile. How we score.
Is it too late to plant in Freeman Spur?
Rarely: the season closes in stages, not all at once, and each stage has its crops. Cool-season crops can go in from around Feb 26; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Mar 26 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Nov 5 — 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 Freeman Spur
Closest first, within ~10 miles of Freeman Spur. Listing isn't leaking, and distance isn't exposure.
- Village of Freeman SpurUnderground Storage Tanks · 1800 ft
- Baccus H EUnderground Storage Tanks · 2.6 mi
- Special Mine Serv., Inc.Underground Storage Tanks · 3.0 mi
- DOLLAR GENERAL STORE 14361Brownfields · 3.0 mi
- Shawnee Christian Nursery CenterUnderground Storage Tanks · 3.0 mi
- Dbs Bunny Bread CoUnderground Storage Tanks · 3.0 mi
- Calcaterra ServiceUnderground Storage Tanks · 3.0 mi
- HERRINPFAS · 3.1 mi
- CARTERVILLEPFAS · 3.1 mi
- Casey's General StoreUnderground Storage Tanks · 3.2 mi
- DIAGRAPH HERRIN AN ITW COToxics Release Inventory · 3.2 mi
- Herrin Park DistUnderground Storage Tanks · 3.3 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Freeman Spur'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 Freeman Spur.
Total Sites
389
within ~10 miles of Freeman Spur
Risk Level
Elevated
Highest-severity
3 Superfund sites (none NPL-listed)
Sources Checked
within ~10 miles of Freeman Spur
Severity Distribution
within ~10 miles of Freeman Spur
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Freeman Spur, two things run higher than the national average within ~10 miles of Freeman Spur — PFAS (4 sites) and Underground Storage Tanks (249 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.
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 Freeman Spur
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 Freeman Spur average
Your land is one point inside Freeman Spur
Everything above resolves to Freeman Spur as a whole — one PHZM band and one 28°F frost record, read across 255 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 Freeman Spur Average
Freeman Spur Average
- ●USDA Zones 7a, averaged across Freeman Spur
- ●One soil character for all of Freeman Spur
- ●Frost dates read at Freeman Spur's scale: Mar 26 to Nov 5
YOUR Parcel
- ✓Your exact zone, not Freeman Spur's 7a
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Freeman Spur
Pull a site-specific report for your exact address in Freeman Spur, Illinois — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Freeman Spur averages can't show:
We read public map data around Freeman Spur — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Freeman Spur average
How we know this about Freeman Spur
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 Freeman Spur’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 Freeman Spur
When does frost risk typically end in Freeman Spur?
The last hard freeze (28°F) in Freeman Spur typically lands around Mar 26, 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 16.
When is the first frost in Freeman Spur?
The first hard freeze (28°F) in Freeman Spur typically arrives around Nov 5, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Oct 22, so the watching starts about Oct 6 — about 224 days after the spring freeze cleared.
How long is the growing season in Freeman Spur?
Measured between 28°F hard freezes, Freeman Spur sees about 224 frost-free days — roughly Mar 26 through Nov 5, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Apr 16 to Oct 22, about 189 days.
Is the soil safe to grow vegetables in Freeman Spur?
The federal record around Freeman Spur is a meaningful one — 389 documented sites, mostly Underground Storage Tanks entries (249), the nearest Underground Storage Tanks record about 0.3 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 Freeman Spur?
From about Oct 6 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 5 (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 5. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Freeman Spur's scale — its 7a band and its 224-day season. Your yard writes its own version of Freeman Spur'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 Freeman Spur’s own scale
6 of the readings below were taken at Freeman Spur's own scale — its own ~224-day season between 28°F freezes, the 255 acres it covers and 389 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Freeman Spur's own USDA hardiness band, zones 7aUSDA PHZM 2023
- Freeman Spur's own 28°F hard-freeze dates, about Mar 26 and Nov 5 and the ~224-day span between themNOAA 1991–2020 Climate Normals
- 389 documented contamination sites on the federal record near Freeman Spur, the closest Underground Storage Tanks record about 0.3 miles out from the town centreFederal environmental registers
- Freeman Spur's boundary and the 255 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 7a and a ~224-day seasonGrowable Ground crop-matching engine
- The ecoregion at Freeman Spur's own centroid, the Interior River Valleys and HillsUS EPA Level III Ecoregions
Inherited from a wider read
- Soil character — no town-scale survey exists, so Freeman Spur's 255 acres read through its county's SSURGO summaryfrom Williamson County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Williamson 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 Williamson County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Freeman Spur's 255 acreswhy one lot differs from the next →
- Which side of Freeman Spur you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 255 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 Freeman Spur-wide figureread your own land →