Offerle, Kansas, sits in USDA hardiness zone 6b — room for a real mix of vegetables, fruit, and perennials matched to the local frost calendar.
Among the crops suited to this profile: cabbage, hazelnut, lavender, and collard greens. The site-level story — soil, sun, drainage — decides the rest.
Even in Offerle, 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 Offerle 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 Offerle — soil, climate, flood, and parcel records. How we handle your address.
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Offerle — the short answer
Offerle, Kansas: USDA zone 6b, about 206 days between hard freezes, across 176 acres of city.
- USDA zone
- 6b
- USDA PHZM 2023
- Last hard freeze (28°F)
- Apr 6
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Oct 29
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~206
- NOAA 1991–2020 Climate Normals, 28°F — this town
- City area
- 176 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 Offerle's average, not your lot's — a low corner or a tree line moves it. Against Offerle's 206-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Offerle
Each reading below is measured for Offerle itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredOfferle runs about 206 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
MeasuredOfferle 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 Offerle is in
Offerle sits in the Central Great Plains — EPA Level III, inside the wider Great Plains. That is read at Offerle's own centroid rather than borrowed from Edwards County.
What Grows in Offerle
Every plant below cleared Offerle's own zone 6b and its 206-day season. Each card opens that plant's Kansas profile. How we score.
Is it too late to plant in Offerle?
Too late for some crops, right on time for others — a growing season is a sequence, not a deadline. Cool-season crops can go in from around Mar 9; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Apr 6 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Oct 29 — long-season crops need about 90 days of runway, quick greens only 30. A long window like this one runs successions deep into fall — and even its last weeks take quick greens and garlic.
What's on the federal record near Offerle
Closest first, within ~10 miles of Offerle. Listing isn't leaking, and distance isn't exposure.
- 25S 20W 07CAA 01Nitrate · 300 ft
- OFFERLE REPAIRBrownfields · 900 ft
- OFFERLE COOP GRAIN & SUPPLY COUnderground Storage Tanks · 950 ft
- OFFERLE COOP - BULKUnderground Storage Tanks · 1700 ft
- 25S 20W 08DBB 01Nitrate · 1.1 mi
- 25S 21W 24AB 01Nitrate · 1.8 mi
- HORNUNG STARTER YARDCAFO · 1.9 mi
- 25S 20W 16DC 01Nitrate · 2.5 mi
- 25S 21W 23BCB 01Nitrate · 3.0 mi
- 25S 21W 04DAA 01Nitrate · 3.6 mi
- 25S 21W 35AB 01Nitrate · 4.0 mi
- 24S 21W 28D 01Nitrate · 4.6 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Offerle'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 Offerle.
Total Sites
87
within ~10 miles of Offerle
Risk Level
Moderate
Highest-severity
1 Toxics Release Inventory facility
Sources Checked
within ~10 miles of Offerle
Severity Distribution
within ~10 miles of Offerle
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Offerle, Nitrate runs higher than the national average — 50 sites within ~10 miles of Offerle. That's not a problem with your land — it's information about it.
Nitrate: Nitrate contamination primarily comes from agricultural fertilizer runoff and failing septic systems.
Test well water for nitrate if you rely on a private well for irrigation (EPA standard: 10 mg/L).
Check your specific parcel in Offerle
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 Offerle average
Your land is one point inside Offerle
Everything above resolves to Offerle as a whole — one PHZM band and one 28°F frost record, read across 176 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 Offerle Average
Offerle Average
- ●USDA Zones 6b, averaged across Offerle
- ●One soil character for all of Offerle
- ●Frost dates read at Offerle's scale: Apr 6 to Oct 29
YOUR Parcel
- ✓Your exact zone, not Offerle's 6b
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Offerle
Pull a site-specific report for your exact address in Offerle, Kansas — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Offerle averages can't show:
We read public map data around Offerle — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Offerle average
How we know this about Offerle
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 Offerle’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 Offerle
When does frost risk typically end in Offerle?
The last hard freeze (28°F) in Offerle typically lands around Apr 6, 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 27.
When is the first frost in Offerle?
The first hard freeze (28°F) in Offerle typically arrives around Oct 29, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Oct 15, so the watching starts about Sep 29 — about 206 days after the spring freeze cleared.
How long is the growing season in Offerle?
Measured between 28°F hard freezes, Offerle sees about 206 frost-free days — roughly Apr 6 through Oct 29, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Apr 27 to Oct 15, about 171 days.
Is the soil safe to grow vegetables in Offerle?
The federal record around Offerle shows 87 documented sites, mostly Nitrate entries (50), the nearest Nitrate 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 Offerle?
From about Sep 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 Oct 29 (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 Oct 29. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Offerle's scale — its 6b band and its 206-day season. Your yard writes its own version of Offerle'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 Offerle’s own scale
6 of the readings below were taken at Offerle's own scale — its own ~206-day season between 28°F freezes, the 176 acres it covers and 87 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Offerle's own USDA hardiness band, zones 6bUSDA PHZM 2023
- Offerle's own 28°F hard-freeze dates, about Apr 6 and Oct 29 and the ~206-day span between themNOAA 1991–2020 Climate Normals
- 87 documented contamination sites on the federal record near Offerle, the closest Nitrate record under a tenth of a mile out from the town centreFederal environmental registers
- Offerle's boundary and the 176 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 6b and a ~206-day seasonGrowable Ground crop-matching engine
- The ecoregion at Offerle's own centroid, the Central Great PlainsUS EPA Level III Ecoregions
Inherited from a wider read
- Soil character — no town-scale survey exists, so Offerle's 176 acres read through its county's SSURGO summaryfrom Edwards County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Edwards County
- The growing challenges every Kansas grower plans around — written at state scale, so they stay on the state guidefrom Kansas
- Butterfly and beetle records, and the farmland pesticide estimate — all published county-widefrom Edwards County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Offerle's 176 acreswhy one lot differs from the next →
- Which side of Offerle you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 176 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Nitrate 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 Offerle-wide figureread your own land →
More in Kansas
Wider growing context
What grows across KansasOfferle sits outside our named growing regions, so Kansas as a whole is its closest context here.
Nearby growing guides