Phelps City, Missouri, sits in USDA hardiness zone 5b — room for a real mix of vegetables, fruit, and perennials matched to the local frost calendar.
These conditions suit cabbage, cranberry, lavender, and collard greens — a starting list any specific site will trim or extend with its own soil, sun, and drainage.
Even in Phelps City, 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 Phelps City 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 Phelps City — soil, climate, flood, and parcel records. How we handle your address.
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Phelps City — the short answer
Phelps City, Missouri: USDA zone 5b, about 203 days between hard freezes, across 316 acres of town.
- USDA zone
- 5b
- USDA PHZM 2023
- Last hard freeze (28°F)
- Apr 6
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Oct 26
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~203
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Town area
- 316 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 5b is Phelps City's average, not your lot's — a low corner or a tree line moves it. Against Phelps City's 203-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Phelps City
Each reading below is measured for Phelps City itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredPhelps City runs about 203 days between hard freezes — a long growing season.
There is slack for succession plantings and slow-finishing crops: many vegetables can be sown twice, and the heat-lovers have time to ripen fully.
Plan a second sowing of quick crops after the first comes out, and use the fall window most gardeners let sit idle.
NOAA 1991–2020 Climate Normals
Winter hardiness
MeasuredPhelps City sits in USDA hardiness zone 5b.
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 Phelps City is in
Phelps City sits in the Western Corn Belt Plains — EPA Level III, inside the wider Great Plains. That is read at Phelps City's own centroid rather than borrowed from Atchison County.
What Grows in Phelps City
Every plant below cleared Phelps City's own zone 5b and its 203-day season. Each card opens that plant's Missouri profile. How we score.
Is it too late to plant in Phelps City?
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 Mar 9; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Apr 6 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Oct 26 — long-season crops need about 90 days of runway, quick greens only 30. There is slack in a calendar like this — late plantings, second rounds of favorites, and a fall bench that keeps beds working.
What's on the federal record near Phelps City
Closest first, within ~10 miles of Phelps City. Listing isn't leaking, and distance isn't exposure.
- EXCEL CORP, DPM FOODSToxics Release Inventory · 1500 ft
- T65N R42W 35ADC1Nitrate · 1600 ft
- DOH PROJECT WELL 29; ATCHISON CO 223 (MCHI)Nitrate · 1.3 mi
- T65N R41W 31DAA1Nitrate · 1.9 mi
- DOMINATOR FUELS #29Underground Storage Tanks · 2.0 mi
- TRAILS END TRUCKSTOPUnderground Storage Tanks · 2.0 mi
- CASEYS GENERAL STORE #2536Underground Storage Tanks · 2.0 mi
- T65N R42W 33DAA1Nitrate · 2.1 mi
- KAREN COMPANY INCUnderground Storage Tanks · 2.2 mi
- T65N R42W 33CDB1Nitrate · 2.7 mi
- MM-62 ROCK PORTUnderground Storage Tanks · 3.3 mi
- ROCK PORT MAINT LOTUnderground Storage Tanks · 3.3 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Phelps City'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 Phelps City.
Total Sites
41
within ~10 miles of Phelps City
Risk Level
Low
Highest-severity
1 Toxics Release Inventory facility
Sources Checked
within ~10 miles of Phelps City
Severity Distribution
within ~10 miles of Phelps City
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Phelps City, Nitrate runs higher than the national average — 18 sites within ~10 miles of Phelps City. That's not a problem with your land — it's information about 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 Phelps City
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 Phelps City average
Your land is one point inside Phelps City
Everything above resolves to Phelps City as a whole — one PHZM band and one 28°F frost record, read across 316 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 Phelps City Average
Phelps City Average
- ●USDA Zones 5b, averaged across Phelps City
- ●One soil character for all of Phelps City
- ●Frost dates read at Phelps City's scale: Apr 6 to Oct 26
YOUR Parcel
- ✓Your exact zone, not Phelps City's 5b
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Phelps City
Pull a site-specific report for your exact address in Phelps City, Missouri — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Phelps City averages can't show:
We read public map data around Phelps City — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Phelps City average
How we know this about Phelps City
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 Phelps City’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 Phelps City
When does frost risk typically end in Phelps City?
The last hard freeze (28°F) in Phelps City typically lands around Apr 6, 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 Apr 27.
When is the first frost in Phelps City?
The first hard freeze (28°F) in Phelps City typically arrives around Oct 26, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Oct 12, so the watching starts about Sep 26 — about 203 days after the spring freeze cleared.
How long is the growing season in Phelps City?
Measured between 28°F hard freezes, Phelps City sees about 203 frost-free days — roughly Apr 6 through Oct 26, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Apr 27 to Oct 12, about 168 days.
Is the soil safe to grow vegetables in Phelps City?
The federal record around Phelps City is light — 41 documented sites across the 9 federal source types we checked, mostly Nitrate entries (18), the nearest Toxics Release Inventory record about 0.3 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 Phelps City?
From about Sep 26 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 26 (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 26. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Phelps City's scale — its 5b band and its 203-day season. Your yard writes its own version of Phelps City'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 Phelps City’s own scale
6 of the readings below were taken at Phelps City's own scale — its own ~203-day season between 28°F freezes, the 316 acres it covers and 41 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Phelps City's own USDA hardiness band, zones 5bUSDA PHZM 2023
- Phelps City's own 28°F hard-freeze dates, about Apr 6 and Oct 26 and the ~203-day span between themNOAA 1991–2020 Climate Normals
- 41 documented contamination sites on the federal record near Phelps City, the closest Toxics Release Inventory record about 0.3 miles out from the town centreFederal environmental registers
- Phelps City's boundary and the 316 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 5b and a ~203-day seasonGrowable Ground crop-matching engine
- The ecoregion at Phelps City's own centroid, the Western Corn Belt PlainsUS EPA Level III Ecoregions
Inherited from a wider read
- Soil character — no town-scale survey exists, so Phelps City's 316 acres read through its county's SSURGO summaryfrom Atchison County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Atchison County
- The growing challenges every Missouri grower plans around — written at state scale, so they stay on the state guidefrom Missouri
- Butterfly and beetle records, and the farmland pesticide estimate — all published county-widefrom Atchison County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Phelps City's 316 acreswhy one lot differs from the next →
- Which side of Phelps City you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 316 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Toxics Release Inventory record about 0.3 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 Phelps City-wide figureread your own land →