Kranzburg, South Dakota, sits in USDA hardiness zone 4b — room for a real mix of vegetables, fruit, and perennials matched to the local frost calendar.
Crops well matched to these conditions include cabbage, cranberry, turkish rocket, and collard greens — though what thrives on any one site still turns on its specific soil, sun, and drainage.
Even in Kranzburg, 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 Kranzburg 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 Kranzburg — soil, climate, flood, and parcel records. How we handle your address.
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Kranzburg — the short answer
Kranzburg, South Dakota: USDA zone 4b, about 162 days between hard freezes, across 489 acres of town.
- USDA zone
- 4b
- USDA PHZM 2023
- Last hard freeze (28°F)
- Apr 29
- 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
- ~162
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Town area
- 489 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 4b is Kranzburg's average, not your lot's — a low corner or a tree line moves it. Against Kranzburg's 162-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Kranzburg
Each reading below is measured for Kranzburg itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredKranzburg 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
MeasuredKranzburg sits in USDA hardiness zone 4b.
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 Kranzburg is in
Kranzburg sits in the Northern Glaciated Plains — EPA Level III, inside the wider Great Plains. That is read at Kranzburg's own centroid rather than borrowed from Codington County.
What Grows in Kranzburg
Every plant below cleared Kranzburg's own zone 4b and its 162-day season. Each card opens that plant's South Dakota profile. How we score.
Is it too late to plant in Kranzburg?
Almost never — the real question is what to plant next. Cool-season crops can go in from around Apr 1; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Apr 29 (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. As the window narrows, the plantings just get faster — fall brassicas, then greens, then garlic to finish.
What's on the federal record near Kranzburg
Closest first, within ~10 miles of Kranzburg. Listing isn't leaking, and distance isn't exposure.
- TIP TOP INCUnderground Storage Tanks · 0.8 mi
- BREN'S CORNERUnderground Storage Tanks · 3.0 mi
- SD DEPT OF TRANSPORTATIONUnderground Storage Tanks · 6.3 mi
- WESTERN AREA POWER ADMIN WATERTOWN SUBSuperfund · 6.7 mi
- 116N52W 2CBBCNitrate · 6.7 mi
- WESTERN AREA POWER ADMINUnderground Storage Tanks · 6.7 mi
- FEDERAL EXPRESS - ZWTRBrownfields · 6.8 mi
- TITAN MACHINERY - WATERTOWNBrownfields · 6.9 mi
- FARMERS IMPLEMENT & IRRIGATIONBrownfields · 6.9 mi
- DAKOTA TUBE BUILDING 3Toxics Release Inventory · 6.9 mi
- DAKOTA TUBE BUILDING 3Brownfields · 6.9 mi
- WW TIRE SERVICE, INC.Brownfields · 6.9 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Kranzburg'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 Kranzburg.
Total Sites
121
within ~10 miles of Kranzburg
Risk Level
Elevated
Highest-severity
1 Superfund site (none NPL-listed)
Sources Checked
within ~10 miles of Kranzburg
Severity Distribution
within ~10 miles of Kranzburg
Highest-Severity Sites
Know Before You Grow
- •Near a brownfield, raised beds of imported soil give your food clean ground.
- •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.
Check your specific parcel in Kranzburg
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 Kranzburg average
Your land is one point inside Kranzburg
Everything above resolves to Kranzburg as a whole — one PHZM band and one 28°F frost record, read across 489 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 Kranzburg Average
Kranzburg Average
- ●USDA Zones 4b, averaged across Kranzburg
- ●One soil character for all of Kranzburg
- ●Frost dates read at Kranzburg's scale: Apr 29 to Oct 8
YOUR Parcel
- ✓Your exact zone, not Kranzburg's 4b
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Kranzburg
Pull a site-specific report for your exact address in Kranzburg, South Dakota — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Kranzburg averages can't show:
We read public map data around Kranzburg — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Kranzburg average
How we know this about Kranzburg
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 Kranzburg’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 Kranzburg
When does frost risk typically end in Kranzburg?
The last hard freeze (28°F) in Kranzburg typically lands around Apr 29, 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 20.
When is the first frost in Kranzburg?
The first hard freeze (28°F) in Kranzburg 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 162 days after the spring freeze cleared.
How long is the growing season in Kranzburg?
Measured between 28°F hard freezes, Kranzburg sees about 162 frost-free days — roughly Apr 29 through Oct 8, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer May 20 to Sep 24, about 127 days.
Is the soil safe to grow vegetables in Kranzburg?
The federal record around Kranzburg is a meaningful one — 121 documented sites, mostly Brownfields entries (44), the nearest Underground Storage Tanks record about 0.8 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 Kranzburg?
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 Kranzburg's scale — its 4b band and its 162-day season. Your yard writes its own version of Kranzburg'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 Kranzburg’s own scale
6 of the readings below were taken at Kranzburg's own scale — its own ~162-day season between 28°F freezes, the 489 acres it covers and 121 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Kranzburg's own USDA hardiness band, zones 4bUSDA PHZM 2023
- Kranzburg's own 28°F hard-freeze dates, about Apr 29 and Oct 8 and the ~162-day span between themNOAA 1991–2020 Climate Normals
- 121 documented contamination sites on the federal record near Kranzburg, the closest Underground Storage Tanks record about 0.8 miles out from the town centreFederal environmental registers
- Kranzburg's boundary and the 489 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 4b and a ~162-day seasonGrowable Ground crop-matching engine
- The ecoregion at Kranzburg's own centroid, the Northern Glaciated PlainsUS EPA Level III Ecoregions
Inherited from a wider read
- Soil character — no town-scale survey exists, so Kranzburg's 489 acres read through its county's SSURGO summaryfrom Codington County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Codington County
- The growing challenges every South Dakota grower plans around — written at state scale, so they stay on the state guidefrom South Dakota
- Butterfly and beetle records, and the farmland pesticide estimate — all published county-widefrom Codington County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Kranzburg's 489 acreswhy one lot differs from the next →
- Which side of Kranzburg you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 489 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 Kranzburg-wide figureread your own land →