Hermansville, Michigan, sits in USDA hardiness zone 5a — a zone band wide enough that plant choice, not possibility, is the interesting question.
Expect cabbage, cranberry, lavender, and collard greens to be strong candidates here; the deciding factors on any one parcel stay local — soil, sun, and drainage.
Even in Hermansville, 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 Hermansville 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 Hermansville — soil, climate, flood, and parcel records. How we handle your address.
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Hermansville — the short answer
Hermansville, Michigan: USDA zone 5a, about 149 days between hard freezes, across 815 acres of town.
- USDA zone
- 5a
- USDA PHZM 2023
- Last hard freeze (28°F)
- May 11
- 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
- ~149
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Town area
- 815 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 5a is Hermansville's average, not your lot's — a low corner or a tree line moves it. Against Hermansville's 149-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Hermansville
Each reading below is measured for Hermansville itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredHermansville runs about 149 days between hard freezes — a short growing season.
Long-maturing crops like melons, sweet potatoes, and winter squash can run out of runway before the first hard freeze, ripening late or not at all.
Lead with fast-maturing varieties, and stretch the season on both ends with cold frames, low tunnels, or a greenhouse.
NOAA 1991–2020 Climate Normals
Winter hardiness
MeasuredHermansville sits in USDA hardiness zone 5a.
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 Hermansville is in
Hermansville sits in the Northern Lakes and Forests — EPA Level III, inside the wider Northern Forests. That is read at Hermansville's own centroid rather than borrowed from Menominee County.
What Grows in Hermansville
Every plant below cleared Hermansville's own zone 5a and its 149-day season. Each card opens that plant's Michigan profile. How we score.
Is it too late to plant in Hermansville?
Rarely: the season closes in stages, not all at once, and each stage has its crops. Cool-season crops can go in from around Apr 13; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near May 11 (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. Even here the calendar’s edges hold value: thirty-day greens late in the window, then garlic and a rested bed for spring.
What's on the federal record near Hermansville
Closest first, within ~10 miles of Hermansville. Listing isn't leaking, and distance isn't exposure.
- WP BEVERAGES LLCBrownfields · 750 ft
- BROTHERS MANUFACTURING INCBrownfields · 900 ft
- SUPERIOR WELDING & MANUFACTURING INCBrownfields · 900 ft
- Cunard StoreUnderground Storage Tanks · 1300 ft
- Brothers IncUnderground Storage Tanks · 1300 ft
- 38N 27W 02CACC01 MENOMENitrate · 1900 ft
- George ZahnUnderground Storage Tanks · 0.6 mi
- Robinson StationUnderground Storage Tanks · 1.4 mi
- J & D MobilUnderground Storage Tanks · 1.4 mi
- Bark River-harris SchoolsUnderground Storage Tanks · 1.4 mi
- Wildwood Truck StopUnderground Storage Tanks · 1.7 mi
- Elmer HelgrenUnderground Storage Tanks · 1.7 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Hermansville'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 Hermansville.
Total Sites
60
within ~10 miles of Hermansville
Risk Level
Elevated
Highest-severity
1 Superfund site (none NPL-listed)
Sources Checked
within ~10 miles of Hermansville
Severity Distribution
within ~10 miles of Hermansville
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 Hermansville
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 Hermansville average
Your land is one point inside Hermansville
Everything above resolves to Hermansville as a whole — one PHZM band and one 28°F frost record, read across 815 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 Hermansville Average
Hermansville Average
- ●USDA Zones 5a, averaged across Hermansville
- ●One soil character for all of Hermansville
- ●Frost dates read at Hermansville's scale: May 11 to Oct 7
YOUR Parcel
- ✓Your exact zone, not Hermansville's 5a
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Hermansville
Pull a site-specific report for your exact address in Hermansville, Michigan — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Hermansville averages can't show:
We read public map data around Hermansville — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Hermansville average
How we know this about Hermansville
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 Hermansville’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 Hermansville
When does frost risk typically end in Hermansville?
The last hard freeze (28°F) in Hermansville typically lands around May 11, 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 Jun 1.
When is the first frost in Hermansville?
The first hard freeze (28°F) in Hermansville 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 149 days after the spring freeze cleared.
How long is the growing season in Hermansville?
Measured between 28°F hard freezes, Hermansville sees about 149 frost-free days — roughly May 11 through Oct 7, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Jun 1 to Sep 23, about 114 days.
Is the soil safe to grow vegetables in Hermansville?
The federal record around Hermansville is a meaningful one — 60 documented sites, mostly Underground Storage Tanks entries (33), the nearest Brownfields record about 0.1 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 gardeners stretch the season in Hermansville?
With about 149 frost-free days between hard freezes, Hermansville rewards the classic extension moves: floating row cover buys roughly two to four extra weeks at each shoulder — on this season that is a working window nearer 177 to 205 days — and cold frames or low tunnels buy more. Starting transplants indoors ahead of the May 11 hard-freeze normal stretches the season without touching the calendar.
Everything above is measured at Hermansville's scale — its 5a band and its 149-day season. Your yard writes its own version of Hermansville'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 Hermansville’s own scale
6 of the readings below were taken at Hermansville's own scale — its own ~149-day season between 28°F freezes, the 815 acres it covers and 60 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Hermansville's own USDA hardiness band, zones 5aUSDA PHZM 2023
- Hermansville's own 28°F hard-freeze dates, about May 11 and Oct 7 and the ~149-day span between themNOAA 1991–2020 Climate Normals
- 60 documented contamination sites on the federal record near Hermansville, the closest Brownfields record about 0.1 miles out from the town centreFederal environmental registers
- Hermansville's boundary and the 815 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 5a and a ~149-day seasonGrowable Ground crop-matching engine
- The ecoregion at Hermansville's own centroid, the Northern Lakes and ForestsUS EPA Level III Ecoregions
Inherited from a wider read
- Soil character — no town-scale survey exists, so Hermansville's 815 acres read through its county's SSURGO summaryfrom Menominee County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Menominee County
- The growing challenges every Michigan grower plans around — written at state scale, so they stay on the state guidefrom Michigan
- Butterfly and beetle records, and the farmland pesticide estimate — all published county-widefrom Menominee County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Hermansville's 815 acreswhy one lot differs from the next →
- Which side of Hermansville you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 815 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Brownfields record about 0.1 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 Hermansville-wide figureread your own land →
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