West Liberty, Illinois, sits in USDA hardiness zone 6b — room for a real mix of vegetables, fruit, and perennials matched to the local frost calendar.
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 West Liberty, 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 West Liberty 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 West Liberty — soil, climate, flood, and parcel records. How we handle your address.
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West Liberty — the short answer
West Liberty, Illinois: USDA zone 6b, about 217 days between hard freezes, across 327 acres of town.
- USDA zone
- 6b
- USDA PHZM 2023
- Last hard freeze (28°F)
- Mar 31
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Nov 3
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~217
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Town area
- 327 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 6b is West Liberty's average, not your lot's — a low corner or a tree line moves it. Against West Liberty's 217-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in West Liberty
Each reading below is measured for West Liberty itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredWest Liberty runs about 217 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
MeasuredWest Liberty sits in USDA hardiness zone 6b.
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 West Liberty is in
West Liberty sits in the Interior River Valleys and Hills — EPA Level III, inside the wider Eastern Temperate Forests. That is read at West Liberty's own centroid rather than borrowed from Jasper County.
What Grows in West Liberty
Every plant below cleared West Liberty's own zone 6b and its 217-day season. Each card opens that plant's Illinois profile. How we score.
Is it too late to plant in West Liberty?
Usually not — gardeners here simply switch what goes in the ground as the season moves. Cool-season crops can go in from around Mar 3; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Mar 31 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Nov 3 — 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.
Documented around West Liberty
Survey cells within 31 miles of West Liberty checked for spotted lanternfly, none carrying a detection — a surveyed negative, not an absence of looking. Nearest documented record 159 miles off. What to watch for.
What's on the federal record near West Liberty
Closest first, within ~10 miles of West Liberty. Listing isn't leaking, and distance isn't exposure.
- Union Oil Co Of CaliforniaUnderground Storage Tanks · 250 ft
- Planters Farm CtrUnderground Storage Tanks · 700 ft
- WEST LIBERTY-DUNDAS WATER DISTRICTPFAS · 2.8 mi
- CLOVER FARMSCAFO · 3.8 mi
- Mont Eagle Mills IncUnderground Storage Tanks · 6.1 mi
- JOSH KUHL SWINE FACILITYCAFO · 6.4 mi
- East Jr High SchoolUnderground Storage Tanks · 6.5 mi
- The Gas Station LLCUnderground Storage Tanks · 6.6 mi
- PRAIRIE RIDGE STATE NATURE AREBrownfields · 6.8 mi
- WAL-MART SUPERCENTER 254Brownfields · 7.1 mi
- East Fork ApartmentsUnderground Storage Tanks · 7.2 mi
- Emro PropaneUnderground Storage Tanks · 7.3 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from West Liberty'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 West Liberty.
Total Sites
92
within ~10 miles of West Liberty
Risk Level
Moderate
Highest-severity
2 Toxics Release Inventory facilities
Sources Checked
within ~10 miles of West Liberty
Severity Distribution
within ~10 miles of West Liberty
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around West Liberty, two things run higher than the national average within ~10 miles of West Liberty — CAFO (3 sites) and Underground Storage Tanks (59 sites). Knowing it is half the work — and it's nothing a thoughtful grower can't plan for.
CAFO: CAFOs pose a different contamination profile than chemical sources.
Underground Storage Tanks: Underground storage tanks are the single most common source of soil contamination near homes and gardens.
Wash all produce consumed raw thoroughly, especially leafy greens grown near CAFOs.
Use raised beds with imported soil — this eliminates the primary soil-contact pathway.
Check your specific parcel in West Liberty
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 West Liberty average
Your land is one point inside West Liberty
Everything above resolves to West Liberty as a whole — one PHZM band and one 28°F frost record, read across 327 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 West Liberty Average
West Liberty Average
- ●USDA Zones 6b, averaged across West Liberty
- ●One soil character for all of West Liberty
- ●Frost dates read at West Liberty's scale: Mar 31 to Nov 3
YOUR Parcel
- ✓Your exact zone, not West Liberty's 6b
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in West Liberty
Pull a site-specific report for your exact address in West Liberty, Illinois — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that West Liberty averages can't show:
We read public map data around West Liberty — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the West Liberty average
How we know this about West Liberty
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 West Liberty’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 West Liberty
When does frost risk typically end in West Liberty?
The last hard freeze (28°F) in West Liberty typically lands around Mar 31, 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 21.
When is the first frost in West Liberty?
The first hard freeze (28°F) in West Liberty typically arrives around Nov 3, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Oct 20, so the watching starts about Oct 4 — about 217 days after the spring freeze cleared.
How long is the growing season in West Liberty?
Measured between 28°F hard freezes, West Liberty sees about 217 frost-free days — roughly Mar 31 through Nov 3, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Apr 21 to Oct 20, about 182 days.
Is the soil safe to grow vegetables in West Liberty?
The federal record around West Liberty shows 92 documented sites, mostly Underground Storage Tanks entries (59), 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 West Liberty?
From about Oct 4 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 3 (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 3. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at West Liberty's scale — its 6b band and its 217-day season. Your yard writes its own version of West Liberty'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 West Liberty’s own scale
7 of the readings below were taken at West Liberty's own scale — its own ~217-day season between 28°F freezes, the 327 acres it covers and 92 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- West Liberty's own USDA hardiness band, zones 6bUSDA PHZM 2023
- West Liberty's own 28°F hard-freeze dates, about Mar 31 and Nov 3 and the ~217-day span between themNOAA 1991–2020 Climate Normals
- 92 documented contamination sites on the federal record near West Liberty, the closest Underground Storage Tanks record under a tenth of a mile out from the town centreFederal environmental registers
- West Liberty's boundary and the 327 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 6b and a ~217-day seasonGrowable Ground crop-matching engine
- The ecoregion at West Liberty's own centroid, the Interior River Valleys and HillsUS EPA Level III Ecoregions
- Lanternfly survey cells around West Liberty checked, none carrying a detectionlydemapr (De Bona & Helmus), 10 km survey lattice
Inherited from a wider read
- Soil character — no town-scale survey exists, so West Liberty's 327 acres read through its county's SSURGO summaryfrom Jasper County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Jasper 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 Jasper County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among West Liberty's 327 acreswhy one lot differs from the next →
- Which side of West Liberty you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 327 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 West Liberty-wide figureread your own land →
More in Illinois
Wider growing context
What grows across IllinoisWest Liberty sits outside our named growing regions, so Illinois as a whole is its closest context here.
Nearby growing guides