Ponemah, Minnesota, sits in USDA hardiness zone 3b — room for a real mix of vegetables, fruit, and perennials matched to the local frost calendar.
Reliable performers under these conditions include cabbage, cranberry, turkish rocket, and collard greens; what your own ground favors still comes down to its soil, sun, and drainage.
Even in Ponemah, 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 Ponemah 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 Ponemah — soil, climate, flood, and parcel records. How we handle your address.
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Ponemah — the short answer
Ponemah, Minnesota: USDA zone 3b, about 155 days between hard freezes, across 7K acres of town.
- USDA zone
- 3b
- USDA PHZM 2023
- Last hard freeze (28°F)
- May 5
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Oct 7
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~155
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Town area
- 7K 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 3b is Ponemah's average, not your lot's — a low corner or a tree line moves it. Against Ponemah's 155-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Ponemah
Each reading below is measured for Ponemah itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredPonemah runs about 155 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
MeasuredPonemah sits in USDA hardiness zone 3b.
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 Ponemah is in
Ponemah sits in the Northern Minnesota Wetlands — EPA Level III, inside the wider Northern Forests. That is read at Ponemah's own centroid rather than borrowed from Beltrami County.
What Grows in Ponemah
Every plant below cleared Ponemah's own zone 3b and its 155-day season. Each card opens that plant's Minnesota profile. How we score.
Is it too late to plant in Ponemah?
Almost never — the real question is what to plant next. Cool-season crops can go in from around Apr 7; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near May 5 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Oct 7 — 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 Ponemah
Closest first, within ~10 miles of Ponemah. Listing isn't leaking, and distance isn't exposure.
- Ponemah Ambulance ServiceUnderground Storage Tanks · 1.3 mi
- 152N33W05BBB 01Nitrate · 1.6 mi
- 153N33W02ADD 01Nitrate · 3.5 mi
- Balm Lake ResortUnderground Storage Tanks · 4.6 mi
- Debs Community StoreUnderground Storage Tanks · 4.6 mi
- PAUL BUNYAN TASK FORCEBrownfields · 4.6 mi
- Ponemah GroceryUnderground Storage Tanks · 5.2 mi
- ISD 38 - Red Lake Public SchoolsUnderground Storage Tanks · 5.2 mi
- Jensen's StoreUnderground Storage Tanks · 9.6 mi
Measured from Ponemah'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 Ponemah.
Severity Distribution
within ~10 miles of Ponemah
Highest-Severity Sites
Know Before You Grow
- •Underground tanks leak petroleum as they age — near a former filling station, test the soil.
- •On a private well, test for nitrates: above 10 mg/L the water needs treatment before irrigating.
- •Near a brownfield, raised beds of imported soil give your food clean ground.
Check your specific parcel in Ponemah
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 Ponemah average
Your land is one point inside Ponemah
Everything above resolves to Ponemah as a whole — one PHZM band and one 28°F frost record, read across 7K 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 Ponemah Average
Ponemah Average
- ●USDA Zones 3b, averaged across Ponemah
- ●One soil character for all of Ponemah
- ●Frost dates read at Ponemah's scale: May 5 to Oct 7
YOUR Parcel
- ✓Your exact zone, not Ponemah's 3b
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Ponemah
Pull a site-specific report for your exact address in Ponemah, Minnesota — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Ponemah averages can't show:
We read public map data around Ponemah — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Ponemah average
How we know this about Ponemah
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 Ponemah’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 Ponemah
When does frost risk typically end in Ponemah?
The last hard freeze (28°F) in Ponemah typically lands around May 5, 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 26.
When is the first frost in Ponemah?
The first hard freeze (28°F) in Ponemah typically arrives around Oct 7, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Sep 23, so the watching starts about Sep 7 — about 155 days after the spring freeze cleared.
How long is the growing season in Ponemah?
Measured between 28°F hard freezes, Ponemah sees about 155 frost-free days — roughly May 5 through Oct 7, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer May 26 to Sep 23, about 120 days.
Is the soil safe to grow vegetables in Ponemah?
The federal record around Ponemah is light — 11 documented sites across the 9 federal source types we checked, mostly Underground Storage Tanks entries (6), the nearest Underground Storage Tanks record about 1.3 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 Ponemah?
From about Sep 7 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 7 (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 7. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Ponemah's scale — its 3b band and its 155-day season. Your yard writes its own version of Ponemah'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 Ponemah’s own scale
6 of the readings below were taken at Ponemah's own scale — its own ~155-day season between 28°F freezes, the 7,011 acres it covers and 11 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Ponemah's own USDA hardiness band, zones 3bUSDA PHZM 2023
- Ponemah's own 28°F hard-freeze dates, about May 5 and Oct 7 and the ~155-day span between themNOAA 1991–2020 Climate Normals
- 11 documented contamination sites on the federal record near Ponemah, the closest Underground Storage Tanks record about 1.3 miles out from the town centreFederal environmental registers
- Ponemah's boundary and the 7,011 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 3b and a ~155-day seasonGrowable Ground crop-matching engine
- The ecoregion at Ponemah's own centroid, the Northern Minnesota WetlandsUS EPA Level III Ecoregions
Inherited from a wider read
- Soil character — no town-scale survey exists, so Ponemah's 7,011 acres read through its county's SSURGO summaryfrom Beltrami County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Beltrami 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 Beltrami County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Ponemah's 7,011 acreswhy one lot differs from the next →
- Which side of Ponemah you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 7,011 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Underground Storage Tanks record about 1.3 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 Ponemah-wide figureread your own land →
More in Minnesota
Wider growing context
What grows across MinnesotaPonemah sits outside our named growing regions, so Minnesota as a whole is its closest context here.
Nearby growing guides