Sebeka, Minnesota, sits in USDA hardiness zone 4a — a range where zone-matched perennials and frost-aware annual timing set what succeeds.
The conditions favor cabbage, cranberry, turkish rocket, and collard greens, among others — though every individual site edits that list with its own soil, sun, and drainage.
Even in Sebeka, 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 Sebeka 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 Sebeka — soil, climate, flood, and parcel records. How we handle your address.
No card required · your full report in seconds
Sebeka — the short answer
Sebeka, Minnesota: USDA zone 4a, about 160 days between hard freezes, across 2K acres of city.
- USDA zone
- 4a
- USDA PHZM 2023
- Last hard freeze (28°F)
- May 1
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Oct 8
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~160
- NOAA 1991–2020 Climate Normals, 28°F — this town
- City 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 4a is Sebeka's average, not your lot's — a low corner or a tree line moves it. Against Sebeka's 160-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Sebeka
Each reading below is measured for Sebeka itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredSebeka runs about 160 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
MeasuredSebeka sits in USDA hardiness zone 4a.
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 Sebeka is in
Sebeka sits in the North Central Hardwood Forests — EPA Level III, inside the wider Eastern Temperate Forests. That is read at Sebeka's own centroid rather than borrowed from Wadena County.
What Grows in Sebeka
Every plant below cleared Sebeka's own zone 4a and its 160-day season. Each card opens that plant's Minnesota profile. How we score.
Is it too late to plant in Sebeka?
Usually not — gardeners here simply switch what goes in the ground as the season moves. Cool-season crops can go in from around Apr 3; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near May 1 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Oct 8 — 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 Sebeka
Closest first, within ~10 miles of Sebeka. Listing isn't leaking, and distance isn't exposure.
- PROVIDENCE VILLABrownfields · 300 ft
- SEBEKA CLINICBrownfields · 450 ft
- Hillview GeneralUnderground Storage Tanks · 850 ft
- 137N35W34CCC 01 SebekaNitrate · 1100 ft
- ISD 820Brownfields · 1100 ft
- DOLLAR GENERAL 20033Brownfields · 0.5 mi
- T&M Gas & OilUnderground Storage Tanks · 2.7 mi
- C-StoreUnderground Storage Tanks · 2.7 mi
- Old Cheese FactoryUnderground Storage Tanks · 2.7 mi
- Rife Stop N ShopUnderground Storage Tanks · 2.7 mi
- Old Sebeka Coop StationUnderground Storage Tanks · 2.7 mi
- Lake Construction And RecyclingUnderground Storage Tanks · 2.7 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Sebeka'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 Sebeka.
Sources Checked
within ~10 miles of Sebeka
Severity Distribution
within ~10 miles of Sebeka
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Sebeka, Nitrate runs higher than the national average — 36 sites within ~10 miles of Sebeka. 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 Sebeka
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 Sebeka average
Your land is one point inside Sebeka
Everything above resolves to Sebeka 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 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 Sebeka Average
Sebeka Average
- ●USDA Zones 4a, averaged across Sebeka
- ●One soil character for all of Sebeka
- ●Frost dates read at Sebeka's scale: May 1 to Oct 8
YOUR Parcel
- ✓Your exact zone, not Sebeka's 4a
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Sebeka
Pull a site-specific report for your exact address in Sebeka, Minnesota — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Sebeka averages can't show:
We read public map data around Sebeka — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Sebeka average
How we know this about Sebeka
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 Sebeka’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 Sebeka
When does frost risk typically end in Sebeka?
The last hard freeze (28°F) in Sebeka typically lands around May 1, 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 22.
When is the first frost in Sebeka?
The first hard freeze (28°F) in Sebeka typically arrives around Oct 8, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Sep 24, so the watching starts about Sep 8 — about 160 days after the spring freeze cleared.
How long is the growing season in Sebeka?
Measured between 28°F hard freezes, Sebeka sees about 160 frost-free days — roughly May 1 through Oct 8, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer May 22 to Sep 24, about 125 days.
Is the soil safe to grow vegetables in Sebeka?
The federal record around Sebeka is a meaningful one — 80 documented sites, mostly Nitrate entries (36), the nearest Brownfields record under a tenth of a mile 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 Sebeka?
From about Sep 8 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 8 (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 8. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Sebeka's scale — its 4a band and its 160-day season. Your yard writes its own version of Sebeka'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 Sebeka’s own scale
6 of the readings below were taken at Sebeka's own scale — its own ~160-day season between 28°F freezes, the 1,583 acres it covers and 80 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Sebeka's own USDA hardiness band, zones 4aUSDA PHZM 2023
- Sebeka's own 28°F hard-freeze dates, about May 1 and Oct 8 and the ~160-day span between themNOAA 1991–2020 Climate Normals
- 80 documented contamination sites on the federal record near Sebeka, the closest Brownfields record under a tenth of a mile out from the town centreFederal environmental registers
- Sebeka's boundary and the 1,583 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 4a and a ~160-day seasonGrowable Ground crop-matching engine
- The ecoregion at Sebeka'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 Sebeka's 1,583 acres read through its county's SSURGO summaryfrom Wadena County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Wadena 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 Wadena County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Sebeka's 1,583 acreswhy one lot differs from the next →
- Which side of Sebeka you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 1,583 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Brownfields 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 Sebeka-wide figureread your own land →
More in Minnesota
Wider growing context
What grows across MinnesotaSebeka sits outside our named growing regions, so Minnesota as a whole is its closest context here.
Nearby growing guides