Atwater, Minnesota, sits in USDA hardiness zone 4b — a range where zone-matched perennials and frost-aware annual timing set what succeeds.
A short list that earns its place here — cabbage, cranberry, turkish rocket, and collard greens — with any one site's soil, sun, and drainage making the final cut.
Even in Atwater, 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 Atwater 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 Atwater — soil, climate, flood, and parcel records. How we handle your address.
No card required · your full report in seconds
Atwater — the short answer
Atwater, Minnesota: USDA zone 4b, about 182 days between hard freezes, across 659 acres of city.
- USDA zone
- 4b
- USDA PHZM 2023
- Last hard freeze (28°F)
- Apr 20
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Oct 19
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~182
- NOAA 1991–2020 Climate Normals, 28°F — this town
- City area
- 659 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 4b is Atwater's average, not your lot's — a low corner or a tree line moves it. Against Atwater's 182-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Atwater
Each reading below is measured for Atwater itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredAtwater runs about 182 days between hard freezes — a moderate growing season.
There is room for the full run of cool-season crops plus a warm-season main crop, but the calendar is tight enough that a late spring or early fall frost still decides how much finishes.
Time warm-season transplants to your last hard freeze, and a few weeks of season extension turns a near-miss harvest into a sure one.
NOAA 1991–2020 Climate Normals
Winter hardiness
MeasuredAtwater sits in USDA hardiness zone 4b.
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 Atwater is in
Atwater sits in the Western Corn Belt Plains — EPA Level III, inside the wider Great Plains. That is read at Atwater's own centroid rather than borrowed from Kandiyohi County.
What Grows in Atwater
Every plant below cleared Atwater's own zone 4b and its 182-day season. Each card opens that plant's Minnesota profile. How we score.
Is it too late to plant in Atwater?
Usually not — gardeners here simply switch what goes in the ground as the season moves. Cool-season crops can go in from around Mar 23; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Apr 20 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Oct 19 — long-season crops need about 90 days of runway, quick greens only 30. Even past midsummer there is room for a true fall garden here, and garlic planted near the close carries the momentum into next year.
What's on the federal record near Atwater
Closest first, within ~10 miles of Atwater. Listing isn't leaking, and distance isn't exposure.
- JENNIE-O-TURKEY STORE - KANDIYOHIBrownfields · 1000 ft
- MIDWEST LOCOMOTIVEBrownfields · 1200 ft
- DAVE'S PHILLIPS 66Brownfields · 1300 ft
- AMERICAN INDUSTRIAL REFRIGERATIONBrownfields · 1500 ft
- City of AtwaterUnderground Storage Tanks · 1500 ft
- DAVE'S REPAIRBrownfields · 2000 ft
- JENNIE O TURKEY STORE ATWATER FEEDMILLToxics Release Inventory · 2300 ft
- JENNIE O TURKEY STORE ATWATER FEEDMILLBrownfields · 2300 ft
- DOLLAR GENERAL STORE 16829Brownfields · 2500 ft
- ATWATER FORD INCBrownfields · 0.6 mi
- R&L TRUCKING OF ATWATER INCBrownfields · 1.3 mi
- BUSHMILLS ETHANOL INC.Brownfields · 1.5 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Atwater'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 Atwater.
Total Sites
49
within ~10 miles of Atwater
Risk Level
Low
Highest-severity
4 Toxics Release Inventory facilities
Sources Checked
within ~10 miles of Atwater
Severity Distribution
within ~10 miles of Atwater
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Atwater, two things run higher than the national average within ~10 miles of Atwater — CAFO (3 sites) and Toxics Release Inventory (4 sites). That's not a problem with your land — it's information about it.
CAFO: CAFOs pose a different contamination profile than chemical sources.
Toxics Release Inventory: TRI facilities report annual chemical releases to air, water, and land.
Wash all produce consumed raw thoroughly, especially leafy greens grown near CAFOs.
Check prevailing wind direction — downwind parcels face higher exposure than upwind or crosswind locations.
Check your specific parcel in Atwater
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 Atwater average
Your land is one point inside Atwater
Everything above resolves to Atwater as a whole — one PHZM band and one 28°F frost record, read across 659 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 Atwater Average
Atwater Average
- ●USDA Zones 4b, averaged across Atwater
- ●One soil character for all of Atwater
- ●Frost dates read at Atwater's scale: Apr 20 to Oct 19
YOUR Parcel
- ✓Your exact zone, not Atwater's 4b
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Atwater
Pull a site-specific report for your exact address in Atwater, Minnesota — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Atwater averages can't show:
We read public map data around Atwater — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Atwater average
How we know this about Atwater
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 Atwater’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 Atwater
When does frost risk typically end in Atwater?
The last hard freeze (28°F) in Atwater typically lands around Apr 20, 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 May 11.
When is the first frost in Atwater?
The first hard freeze (28°F) in Atwater typically arrives around Oct 19, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Oct 5, so the watching starts about Sep 19 — about 182 days after the spring freeze cleared.
How long is the growing season in Atwater?
Measured between 28°F hard freezes, Atwater sees about 182 frost-free days — roughly Apr 20 through Oct 19, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer May 11 to Oct 5, about 147 days.
Is the soil safe to grow vegetables in Atwater?
The federal record around Atwater is light — 49 documented sites across the 9 federal source types we checked, mostly Underground Storage Tanks entries (20), the nearest Brownfields record about 0.2 miles out — and proximity to a documented site is information, not a diagnosis of any one yard. Growing food here starts from a strong position; a soil test before new food beds settles any site-specific question.
How do I protect my plants from frost in Atwater?
From about Sep 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 Oct 19 (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 19. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Atwater's scale — its 4b band and its 182-day season. Your yard writes its own version of Atwater'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 Atwater’s own scale
6 of the readings below were taken at Atwater's own scale — its own ~182-day season between 28°F freezes, the 659 acres it covers and 49 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Atwater's own USDA hardiness band, zones 4bUSDA PHZM 2023
- Atwater's own 28°F hard-freeze dates, about Apr 20 and Oct 19 and the ~182-day span between themNOAA 1991–2020 Climate Normals
- 49 documented contamination sites on the federal record near Atwater, the closest Brownfields record about 0.2 miles out from the town centreFederal environmental registers
- Atwater's boundary and the 659 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 4b and a ~182-day seasonGrowable Ground crop-matching engine
- The ecoregion at Atwater's own centroid, the Western Corn Belt PlainsUS EPA Level III Ecoregions
Inherited from a wider read
- Soil character — no town-scale survey exists, so Atwater's 659 acres read through its county's SSURGO summaryfrom Kandiyohi County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Kandiyohi County
- The growing challenges every Minnesota grower plans around — written at state scale, so they stay on the state guidefrom Minnesota
- Butterfly and beetle records, and the farmland pesticide estimate — all published county-widefrom Kandiyohi County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Atwater's 659 acreswhy one lot differs from the next →
- Which side of Atwater you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 659 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Brownfields 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 Atwater-wide figureread your own land →
More in Minnesota
Wider growing context
What grows across MinnesotaAtwater sits outside our named growing regions, so Minnesota as a whole is its closest context here.
Nearby growing guides