Hauser, Idaho, sits in USDA hardiness zone 6b — a band that supports both cool-season staples and warm-season crops chosen to fit the local frost window.
Reliable performers under these conditions include cabbage, blackberry, california poppy, and collard greens; what your own ground favors still comes down to its soil, sun, and drainage.
Even in Hauser, 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 Hauser 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 Hauser — soil, climate, flood, and parcel records. How we handle your address.
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Hauser — the short answer
Hauser, Idaho: USDA zone 6b, about 192 days between hard freezes, across 776 acres of city.
- USDA zone
- 6b
- USDA PHZM 2023
- Last hard freeze (28°F)
- Apr 14
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Oct 23
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~192
- NOAA 1991–2020 Climate Normals, 28°F — this town
- City area
- 776 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 Hauser's average, not your lot's — a low corner or a tree line moves it. Against Hauser's 192-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Hauser
Each reading below is measured for Hauser itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredHauser runs about 192 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
MeasuredHauser 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 Hauser is in
Hauser sits in the Northern Rockies — EPA Level III, inside the wider Northwestern Forested Mountains. That is read at Hauser's own centroid rather than borrowed from Kootenai County.
What Grows in Hauser
Every plant below cleared Hauser's own zone 6b and its 192-day season. Each card opens that plant's Idaho profile. How we score.
Is it too late to plant in Hauser?
Rarely: the season closes in stages, not all at once, and each stage has its crops. Cool-season crops can go in from around Mar 17; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Apr 14 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Oct 23 — 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 Hauser
Closest first, within ~10 miles of Hauser. Listing isn't leaking, and distance isn't exposure.
- 51N 05W 19DBC3Nitrate · 1.1 mi
- WESTSIDE RESORTUnderground Storage Tanks · 1.2 mi
- FOX LUMBER SALESToxics Release Inventory · 1.3 mi
- IDAHO ASPHALT SUPPLY POST FALLSBrownfields · 1.4 mi
- IDAHO ASPHALT SUPPLY POST FALLSToxics Release Inventory · 1.4 mi
- Real Alloy Recycling Inc.Underground Storage Tanks · 1.4 mi
- REAL ALLOY RECYCLING LLCBrownfields · 1.4 mi
- REAL ALLOY RECYCLING LLCToxics Release Inventory · 1.4 mi
- STIMSON LUMBER COMPANY, HAUSERToxics Release Inventory · 1.6 mi
- INTERMOUNTAIN SIGN SAFETYToxics Release Inventory · 2.0 mi
- BODINE FARMSUnderground Storage Tanks · 2.2 mi
- POE ASPHALT PAVING 00057Toxics Release Inventory · 2.3 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Hauser'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 Hauser.
Sources Checked
within ~10 miles of Hauser
Severity Distribution
within ~10 miles of Hauser
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Hauser, two things run higher than the national average within ~10 miles of Hauser — Toxics Release Inventory (48 sites) and PFAS (5 sites). It's not cause for alarm — it's worth knowing, and there's a sensible way to grow around it.
Toxics Release Inventory: TRI facilities report annual chemical releases to air, water, and land.
PFAS: PFAS (per- and polyfluoroalkyl substances) are called "forever chemicals" because they do not biodegrade.
Check prevailing wind direction — downwind parcels face higher exposure than upwind or crosswind locations.
Test irrigation water source — this is the primary pathway for PFAS to reach garden crops.
Check your specific parcel in Hauser
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 Hauser average
Your land is one point inside Hauser
Everything above resolves to Hauser as a whole — one PHZM band and one 28°F frost record, read across 776 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 Hauser Average
Hauser Average
- ●USDA Zones 6b, averaged across Hauser
- ●One soil character for all of Hauser
- ●Frost dates read at Hauser's scale: Apr 14 to Oct 23
YOUR Parcel
- ✓Your exact zone, not Hauser's 6b
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Hauser
Pull a site-specific report for your exact address in Hauser, Idaho — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Hauser averages can't show:
We read public map data around Hauser — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Hauser average
How we know this about Hauser
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 Hauser’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 Hauser
When does frost risk typically end in Hauser?
The last hard freeze (28°F) in Hauser typically lands around Apr 14, 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 5.
When is the first frost in Hauser?
The first hard freeze (28°F) in Hauser typically arrives around Oct 23, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Oct 9, so the watching starts about Sep 23 — about 192 days after the spring freeze cleared.
How long is the growing season in Hauser?
Measured between 28°F hard freezes, Hauser sees about 192 frost-free days — roughly Apr 14 through Oct 23, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer May 5 to Oct 9, about 157 days.
Is the soil safe to grow vegetables in Hauser?
The federal record around Hauser is a meaningful one — 430 documented sites, mostly Underground Storage Tanks entries (149), the nearest Nitrate record about 1.1 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 Hauser?
From about Sep 23 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 23 (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 23. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Hauser's scale — its 6b band and its 192-day season. Your yard writes its own version of Hauser'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 Hauser’s own scale
6 of the readings below were taken at Hauser's own scale — its own ~192-day season between 28°F freezes, the 776 acres it covers and 430 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Hauser's own USDA hardiness band, zones 6bUSDA PHZM 2023
- Hauser's own 28°F hard-freeze dates, about Apr 14 and Oct 23 and the ~192-day span between themNOAA 1991–2020 Climate Normals
- 430 documented contamination sites on the federal record near Hauser, the closest Nitrate record about 1.1 miles out from the town centreFederal environmental registers
- Hauser's boundary and the 776 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 6b and a ~192-day seasonGrowable Ground crop-matching engine
- The ecoregion at Hauser's own centroid, the Northern RockiesUS EPA Level III Ecoregions
Inherited from a wider read
- Soil character — no town-scale survey exists, so Hauser's 776 acres read through its county's SSURGO summaryfrom Kootenai County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Kootenai County
- The growing challenges every Idaho grower plans around — written at state scale, so they stay on the state guidefrom Idaho
- Butterfly and beetle records, and the farmland pesticide estimate — all published county-widefrom Kootenai County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Hauser's 776 acreswhy one lot differs from the next →
- Which side of Hauser you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 776 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Nitrate record about 1.1 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 Hauser-wide figureread your own land →
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