Midway, Minnesota, sits in USDA hardiness zone 4a — enough range to grow cool-season vegetables, hardy fruit, and warm-season crops that mature before the first hard frost.
Growers here do well with cabbage, cranberry, turkish rocket, and collard greens — with the usual caveat that any single yard's soil, sun, and drainage cast the deciding vote.
Even in Midway, 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 Midway 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 Midway — soil, climate, flood, and parcel records. How we handle your address.
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Midway — the short answer
Midway, Minnesota: USDA zone 4a, about 162 days between hard freezes, across 1K acres of town.
- USDA zone
- 4a
- USDA PHZM 2023
- Last hard freeze (28°F)
- Apr 30
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Oct 9
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~162
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Town area
- 1K 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 Midway's average, not your lot's — a low corner or a tree line moves it. Against Midway's 162-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Midway
Each reading below is measured for Midway itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredMidway runs about 162 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
MeasuredMidway 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 Midway is in
Midway sits in the North Central Hardwood Forests — EPA Level III, inside the wider Eastern Temperate Forests. That is read at Midway's own centroid, and it is not what its county reads: Mahnomen County is mostly Lake Agassiz Plain. The wider page above you is answering a different question about different ground.
What Grows in Midway
Every plant below cleared Midway's own zone 4a and its 162-day season. Each card opens that plant's Minnesota profile. How we score.
Is it too late to plant in Midway?
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 Apr 2; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Apr 30 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Oct 9 — 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 Midway
Closest first, within ~10 miles of Midway. Listing isn't leaking, and distance isn't exposure.
- Roy Lake StoreUnderground Storage Tanks · 0.8 mi
- 145N40W15CDA 01 A ScheffNitrate · 2.2 mi
- Roy Lake LodgeUnderground Storage Tanks · 3.7 mi
- Pump 24 C-storeUnderground Storage Tanks · 3.7 mi
- Jacks Motor SportUnderground Storage Tanks · 3.7 mi
- Eids 59 Midway ServiceUnderground Storage Tanks · 3.7 mi
- Dept Of Natural Resources/forestryUnderground Storage Tanks · 3.7 mi
- Minnesota Dept Of TransportationUnderground Storage Tanks · 3.7 mi
- The Garage Auto CareUnderground Storage Tanks · 3.7 mi
- 422744Nitrate · 5.4 mi
- NAYTAHWAUSH COMMUNITY CHARTER SCHOOLBrownfields · 7.9 mi
- AGGREGATE INDUSTRIES INC - MAHNOMENBrownfields · 8.4 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Midway'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 Midway.
Sources Checked
within ~10 miles of Midway
Severity Distribution
within ~10 miles of Midway
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Midway, Nitrate runs higher than the national average — 12 sites within ~10 miles of Midway. It's not cause for alarm — it's worth knowing, and there's a sensible way to grow around it.
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 Midway
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 Midway average
Your land is one point inside Midway
Everything above resolves to Midway as a whole — one PHZM band and one 28°F frost record, read across 1K 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 Midway Average
Midway Average
- ●USDA Zones 4a, averaged across Midway
- ●One soil character for all of Midway
- ●Frost dates read at Midway's scale: Apr 30 to Oct 9
YOUR Parcel
- ✓Your exact zone, not Midway's 4a
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Midway
Pull a site-specific report for your exact address in Midway, Minnesota — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Midway averages can't show:
We read public map data around Midway — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Midway average
How we know this about Midway
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 Midway’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 Midway
When does frost risk typically end in Midway?
The last hard freeze (28°F) in Midway typically lands around Apr 30, 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 21.
When is the first frost in Midway?
The first hard freeze (28°F) in Midway typically arrives around Oct 9, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Sep 25, so the watching starts about Sep 9 — about 162 days after the spring freeze cleared.
How long is the growing season in Midway?
Measured between 28°F hard freezes, Midway sees about 162 frost-free days — roughly Apr 30 through Oct 9, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer May 21 to Sep 25, about 127 days.
Is the soil safe to grow vegetables in Midway?
The federal record around Midway is light — 42 documented sites across the 9 federal source types we checked, mostly Underground Storage Tanks entries (17), the nearest Underground Storage Tanks record about 0.8 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 Midway?
From about Sep 9 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 9 (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 9. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Midway's scale — its 4a band and its 162-day season. Your yard writes its own version of Midway'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 Midway’s own scale
6 of the readings below were taken at Midway's own scale — its own ~162-day season between 28°F freezes, the 1,185 acres it covers and 42 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Midway's own USDA hardiness band, zones 4aUSDA PHZM 2023
- Midway's own 28°F hard-freeze dates, about Apr 30 and Oct 9 and the ~162-day span between themNOAA 1991–2020 Climate Normals
- 42 documented contamination sites on the federal record near Midway, the closest Underground Storage Tanks record about 0.8 miles out from the town centreFederal environmental registers
- Midway's boundary and the 1,185 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 4a and a ~162-day seasonGrowable Ground crop-matching engine
- Midway sits in the North Central Hardwood Forests — not the ecoregion its county mostly readsUS EPA Level III Ecoregions
Inherited from a wider read
- Soil character — no town-scale survey exists, so Midway's 1,185 acres read through its county's SSURGO summaryfrom Mahnomen County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Mahnomen 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 Mahnomen County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Midway's 1,185 acreswhy one lot differs from the next →
- Which side of Midway you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 1,185 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Underground Storage Tanks record about 0.8 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 Midway-wide figureread your own land →
More in Minnesota
Wider growing context
What grows across MinnesotaMidway sits outside our named growing regions, so Minnesota as a whole is its closest context here.
Nearby growing guides