New Auburn, Wisconsin, sits in USDA hardiness zone 4b — enough range to grow cool-season vegetables, hardy fruit, and warm-season crops that mature before the first hard frost.
Among the crops suited to this profile: cabbage, cranberry, turkish rocket, and collard greens. The site-level story — soil, sun, drainage — decides the rest.
Even in New Auburn, 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 New Auburn 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 New Auburn — soil, climate, flood, and parcel records. How we handle your address.
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New Auburn — the short answer
New Auburn, Wisconsin: USDA zone 4b, about 166 days between hard freezes, across 2K acres of town.
- USDA zone
- 4b
- USDA PHZM 2023
- Last hard freeze (28°F)
- Apr 28
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Oct 11
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~166
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Town area
- 2K 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 New Auburn's average, not your lot's — a low corner or a tree line moves it. Against New Auburn's 166-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in New Auburn
Each reading below is measured for New Auburn itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredNew Auburn runs about 166 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
MeasuredNew Auburn 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 New Auburn is in
New Auburn sits in the North Central Hardwood Forests — EPA Level III, inside the wider Eastern Temperate Forests. That is read at New Auburn's own centroid rather than borrowed from Chippewa County.
What Grows in New Auburn
Every plant below cleared New Auburn's own zone 4b and its 166-day season. Each card opens that plant's Wisconsin profile. How we score.
Is it too late to plant in New Auburn?
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 31; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Apr 28 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Oct 11 — long-season crops need about 90 days of runway, quick greens only 30. Late in the year the fall bench takes over — quick greens, radishes, and garlic that repays you next summer.
What's on the federal record near New Auburn
Closest first, within ~10 miles of New Auburn. Listing isn't leaking, and distance isn't exposure.
- DOLLAR GENERAL #22014Brownfields · 1600 ft
- Bridge Stop I LLCUnderground Storage Tanks · 1900 ft
- FIX ALL SILO REPAIRUnderground Storage Tanks · 2000 ft
- B & B MOTORSUnderground Storage Tanks · 2000 ft
- SUGAR BUSHUnderground Storage Tanks · 2100 ft
- FIRESIDE LODGEUnderground Storage Tanks · 2100 ft
- CLARKS SPORTS PARADISEUnderground Storage Tanks · 2100 ft
- WINSANDS RESORTUnderground Storage Tanks · 2100 ft
- Don PostleUnderground Storage Tanks · 2100 ft
- Millie DuvalUnderground Storage Tanks · 2100 ft
- MIKES PLACEUnderground Storage Tanks · 2100 ft
- JOHN LA ROSEUnderground Storage Tanks · 2100 ft
6 more sites are on the record inside the same radius. See them on the map
Measured from New Auburn'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 New Auburn.
Total Sites
215
within ~10 miles of New Auburn
Risk Level
Elevated
Highest-severity
8 Toxics Release Inventory facilities
Sources Checked
within ~10 miles of New Auburn
Severity Distribution
within ~10 miles of New Auburn
Highest-Severity Sites
Know Before You Grow
- •Underground tanks leak petroleum as they age — near a former filling station, test the soil.
- •Near a brownfield, raised beds of imported soil give your food clean ground.
- •On a private well, test for nitrates: above 10 mg/L the water needs treatment before irrigating.
Check your specific parcel in New Auburn
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 New Auburn average
Your land is one point inside New Auburn
Everything above resolves to New Auburn as a whole — one PHZM band and one 28°F frost record, read across 2K 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 New Auburn Average
New Auburn Average
- ●USDA Zones 4b, averaged across New Auburn
- ●One soil character for all of New Auburn
- ●Frost dates read at New Auburn's scale: Apr 28 to Oct 11
YOUR Parcel
- ✓Your exact zone, not New Auburn's 4b
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in New Auburn
Pull a site-specific report for your exact address in New Auburn, Wisconsin — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that New Auburn averages can't show:
We read public map data around New Auburn — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the New Auburn average
How we know this about New Auburn
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 New Auburn’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 New Auburn
When does frost risk typically end in New Auburn?
The last hard freeze (28°F) in New Auburn typically lands around Apr 28, 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 19.
When is the first frost in New Auburn?
The first hard freeze (28°F) in New Auburn typically arrives around Oct 11, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Sep 27, so the watching starts about Sep 11 — about 166 days after the spring freeze cleared.
How long is the growing season in New Auburn?
Measured between 28°F hard freezes, New Auburn sees about 166 frost-free days — roughly Apr 28 through Oct 11, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer May 19 to Sep 27, about 131 days.
Is the soil safe to grow vegetables in New Auburn?
The federal record around New Auburn is a meaningful one — 215 documented sites, mostly Underground Storage Tanks entries (130), the nearest Brownfields 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 New Auburn?
From about Sep 11 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 11 (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 11. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at New Auburn's scale — its 4b band and its 166-day season. Your yard writes its own version of New Auburn'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 New Auburn’s own scale
6 of the readings below were taken at New Auburn's own scale — its own ~166-day season between 28°F freezes, the 2,188 acres it covers and 215 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- New Auburn's own USDA hardiness band, zones 4bUSDA PHZM 2023
- New Auburn's own 28°F hard-freeze dates, about Apr 28 and Oct 11 and the ~166-day span between themNOAA 1991–2020 Climate Normals
- 215 documented contamination sites on the federal record near New Auburn, the closest Brownfields record about 0.3 miles out from the town centreFederal environmental registers
- New Auburn's boundary and the 2,188 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 4b and a ~166-day seasonGrowable Ground crop-matching engine
- The ecoregion at New Auburn's own centroid, the North Central Hardwood ForestsUS EPA Level III Ecoregions
Inherited from a wider read
- Soil character — no town-scale survey exists, so New Auburn's 2,188 acres read through its county's SSURGO summaryfrom Chippewa County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Chippewa County
- The growing challenges every Wisconsin grower plans around — written at state scale, so they stay on the state guidefrom Wisconsin
- Butterfly and beetle records, and the farmland pesticide estimate — all published county-widefrom Chippewa County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among New Auburn's 2,188 acreswhy one lot differs from the next →
- Which side of New Auburn you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 2,188 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Brownfields 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 New Auburn-wide figureread your own land →
More in Wisconsin
Wider growing context
What grows across WisconsinNew Auburn sits outside our named growing regions, so Wisconsin as a whole is its closest context here.