West Bend, Iowa, sits in USDA hardiness zone 5a — a range where zone-matched perennials and frost-aware annual timing set what succeeds.
Reliable performers under these conditions include cabbage, cranberry, lavender, and collard greens; what your own ground favors still comes down to its soil, sun, and drainage.
Even in West Bend, 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 Bend 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 Bend — soil, climate, flood, and parcel records. How we handle your address.
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West Bend — the short answer
West Bend, Iowa: USDA zone 5a, about 189 days between hard freezes, across 571 acres of city.
- USDA zone
- 5a
- USDA PHZM 2023
- Last hard freeze (28°F)
- Apr 16
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Oct 22
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~189
- NOAA 1991–2020 Climate Normals, 28°F — this town
- City area
- 571 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 5a is West Bend's average, not your lot's — a low corner or a tree line moves it. Against West Bend's 189-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in West Bend
Each reading below is measured for West Bend itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredWest Bend runs about 189 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
MeasuredWest Bend sits in USDA hardiness zone 5a.
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 Bend is in
West Bend sits in the Western Corn Belt Plains — EPA Level III, inside the wider Great Plains. That is read at West Bend's own centroid rather than borrowed from Palo Alto County.
What Grows in West Bend
Every plant below cleared West Bend's own zone 5a and its 189-day season. Each card opens that plant's Iowa profile. How we score.
Is it too late to plant in West Bend?
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 19; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Apr 16 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Oct 22 — long-season crops need about 90 days of runway, quick greens only 30. As the window narrows, the plantings just get faster — fall brassicas, then greens, then garlic to finish.
What's on the federal record near West Bend
Closest first, within ~10 miles of West Bend. Listing isn't leaking, and distance isn't exposure.
- WEST BEND COOPERATIVEUnderground Storage Tanks · 500 ft
- KNECHT STANDARD SERVICEUnderground Storage Tanks · 800 ft
- MILLER BROS TRUCKINGUnderground Storage Tanks · 850 ft
- CASEY''S GENERAL STORE 1541Underground Storage Tanks · 1000 ft
- 094N31W13ACD 01925 1944Nitrate · 1000 ft
- J B MERTZ & SON INCBrownfields · 1100 ft
- WEST BEND MALLARD HIGH SCHOOLBrownfields · 1200 ft
- 094N31W13ACCC 10712 1959West Bend 4Nitrate · 1400 ft
- 094N31W13ACC 64084 1993West Bend 5Nitrate · 1900 ft
- 094N31W13ACCC 1949West Bend 2Nitrate · 1900 ft
- ORPHAN UST SITEUnderground Storage Tanks · 2400 ft
- TRAUB PRODUCTS (DECEASED)Underground Storage Tanks · 2400 ft
6 more sites are on the record inside the same radius. See them on the map
Measured from West Bend'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 Bend.
Total Sites
54
within ~10 miles of West Bend
Risk Level
Moderate
Highest-severity
1 Toxics Release Inventory facility
Sources Checked
within ~10 miles of West Bend
Severity Distribution
within ~10 miles of West Bend
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around West Bend, Nitrate runs higher than the national average — 30 sites within ~10 miles of West Bend. Knowing it is half the work — and it's nothing a thoughtful grower can't plan for.
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 West Bend
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 Bend average
Your land is one point inside West Bend
Everything above resolves to West Bend as a whole — one PHZM band and one 28°F frost record, read across 571 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 West Bend Average
West Bend Average
- ●USDA Zones 5a, averaged across West Bend
- ●One soil character for all of West Bend
- ●Frost dates read at West Bend's scale: Apr 16 to Oct 22
YOUR Parcel
- ✓Your exact zone, not West Bend's 5a
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in West Bend
Pull a site-specific report for your exact address in West Bend, Iowa — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that West Bend averages can't show:
We read public map data around West Bend — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the West Bend average
How we know this about West Bend
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 West Bend’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 West Bend
When does frost risk typically end in West Bend?
The last hard freeze (28°F) in West Bend typically lands around Apr 16, 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 7.
When is the first frost in West Bend?
The first hard freeze (28°F) in West Bend typically arrives around Oct 22, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Oct 8, so the watching starts about Sep 22 — about 189 days after the spring freeze cleared.
How long is the growing season in West Bend?
Measured between 28°F hard freezes, West Bend sees about 189 frost-free days — roughly Apr 16 through Oct 22, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer May 7 to Oct 8, about 154 days.
Is the soil safe to grow vegetables in West Bend?
The federal record around West Bend shows 54 documented sites, mostly Nitrate entries (30), 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 Bend?
From about Sep 22 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 22 (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 22. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at West Bend's scale — its 5a band and its 189-day season. Your yard writes its own version of West Bend'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 Bend’s own scale
6 of the readings below were taken at West Bend's own scale — its own ~189-day season between 28°F freezes, the 571 acres it covers and 54 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- West Bend's own USDA hardiness band, zones 5aUSDA PHZM 2023
- West Bend's own 28°F hard-freeze dates, about Apr 16 and Oct 22 and the ~189-day span between themNOAA 1991–2020 Climate Normals
- 54 documented contamination sites on the federal record near West Bend, the closest Underground Storage Tanks record under a tenth of a mile out from the town centreFederal environmental registers
- West Bend's boundary and the 571 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 5a and a ~189-day seasonGrowable Ground crop-matching engine
- The ecoregion at West Bend'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 West Bend's 571 acres read through its county's SSURGO summaryfrom Palo Alto County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Palo Alto County
- The growing challenges every Iowa grower plans around — written at state scale, so they stay on the state guidefrom Iowa
- Butterfly and beetle records, and the farmland pesticide estimate — all published county-widefrom Palo Alto County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among West Bend's 571 acreswhy one lot differs from the next →
- Which side of West Bend you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 571 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 Bend-wide figureread your own land →
More in Iowa
Wider growing context
What grows across IowaWest Bend sits outside our named growing regions, so Iowa as a whole is its closest context here.
Nearby growing guides