North Belle Vernon, Pennsylvania, sits in USDA hardiness zone 6b — a band that supports both cool-season staples and warm-season crops chosen to fit the local frost window.
On paper, cabbage, hazelnut, lavender, and collard greens all suit these conditions — on the ground, soil, sun, and drainage make the final call.
Even in North Belle Vernon, 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 North Belle Vernon 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 North Belle Vernon — soil, climate, flood, and parcel records. How we handle your address.
No card required · your full report in seconds
North Belle Vernon — the short answer
North Belle Vernon, Pennsylvania: USDA zone 6b, about 216 days between hard freezes, across 269 acres of town.
- USDA zone
- 6b
- USDA PHZM 2023
- Last hard freeze (28°F)
- Apr 5
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Nov 7
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~216
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Town area
- 269 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 6b is North Belle Vernon's average, not your lot's — a low corner or a tree line moves it. Against North Belle Vernon's 216-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in North Belle Vernon
Each reading below is measured for North Belle Vernon itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredNorth Belle Vernon runs about 216 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
MeasuredNorth Belle Vernon sits in USDA hardiness zone 6b.
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 North Belle Vernon is in
North Belle Vernon sits in the Western Allegheny Plateau — EPA Level III, inside the wider Eastern Temperate Forests. That is read at North Belle Vernon's own centroid rather than borrowed from Westmoreland County.
What Grows in North Belle Vernon
Every plant below cleared North Belle Vernon's own zone 6b and its 216-day season. Each card opens that plant's Pennsylvania profile. How we score.
Is it too late to plant in North Belle Vernon?
For most of the year, no — what changes is which crops still fit the days remaining. Cool-season crops can go in from around Mar 8; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Apr 5 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Nov 7 — 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.
Documented around North Belle Vernon
Spotted lanternfly documented 3 miles from North Belle Vernon, first recorded 2019. What to watch for.
What's on the federal record near North Belle Vernon
Closest first, within ~10 miles of North Belle Vernon. Listing isn't leaking, and distance isn't exposure.
- UNI MART 04673Underground Storage Tanks · 650 ft
- ROLEY PONTIACBrownfields · 800 ft
- SUNOCO SVC STA 0112 5848Brownfields · 900 ft
- 7 ELEVEN 35959Brownfields · 900 ft
- 7 ELEVEN 35959Underground Storage Tanks · 900 ft
- OLIVE BRANCH CEMETERYUnderground Storage Tanks · 950 ft
- ZUCCONI DISTRUnderground Storage Tanks · 950 ft
- KUMAS SVC STAUnderground Storage Tanks · 950 ft
- CEDAR CREEK PARKUnderground Storage Tanks · 950 ft
- EDWARD G NAYLOR LANDSCAPINGUnderground Storage Tanks · 950 ft
- JACK ROLEY PONTIACBrownfields · 1000 ft
- SUNOCO 0112 5848Underground Storage Tanks · 1000 ft
6 more sites are on the record inside the same radius. See them on the map
Measured from North Belle Vernon'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 North Belle Vernon.
Total Sites
599
within ~10 miles of North Belle Vernon
Risk Level
Elevated
Highest-severity
5 Superfund sites
Sources Checked
within ~10 miles of North Belle Vernon
Severity Distribution
within ~10 miles of North Belle Vernon
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.
- •TRI facilities report what they release. Check the wind — downwind beds catch more of it.
Check your specific parcel in North Belle Vernon
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 North Belle Vernon average
Your land is one point inside North Belle Vernon
Everything above resolves to North Belle Vernon as a whole — one PHZM band and one 28°F frost record, read across 269 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 North Belle Vernon Average
North Belle Vernon Average
- ●USDA Zones 6b, averaged across North Belle Vernon
- ●One soil character for all of North Belle Vernon
- ●Frost dates read at North Belle Vernon's scale: Apr 5 to Nov 7
YOUR Parcel
- ✓Your exact zone, not North Belle Vernon's 6b
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in North Belle Vernon
Pull a site-specific report for your exact address in North Belle Vernon, Pennsylvania — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that North Belle Vernon averages can't show:
We read public map data around North Belle Vernon — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the North Belle Vernon average
How we know this about North Belle Vernon
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 North Belle Vernon’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 North Belle Vernon
When does frost risk typically end in North Belle Vernon?
The last hard freeze (28°F) in North Belle Vernon typically lands around Apr 5, 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 26.
When is the first frost in North Belle Vernon?
The first hard freeze (28°F) in North Belle Vernon typically arrives around Nov 7, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Oct 24, so the watching starts about Oct 8 — about 216 days after the spring freeze cleared.
How long is the growing season in North Belle Vernon?
Measured between 28°F hard freezes, North Belle Vernon sees about 216 frost-free days — roughly Apr 5 through Nov 7, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Apr 26 to Oct 24, about 181 days.
Is the soil safe to grow vegetables in North Belle Vernon?
The federal record around North Belle Vernon is a meaningful one — 599 documented sites, mostly Underground Storage Tanks entries (333), the nearest Underground Storage Tanks 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 I protect my plants from frost in North Belle Vernon?
From about Oct 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 Nov 7 (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 Nov 7. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at North Belle Vernon's scale — its 6b band and its 216-day season. Your yard writes its own version of North Belle Vernon'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 North Belle Vernon’s own scale
7 of the readings below were taken at North Belle Vernon's own scale — its own ~216-day season between 28°F freezes, the 269 acres it covers and 599 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- North Belle Vernon's own USDA hardiness band, zones 6bUSDA PHZM 2023
- North Belle Vernon's own 28°F hard-freeze dates, about Apr 5 and Nov 7 and the ~216-day span between themNOAA 1991–2020 Climate Normals
- 599 documented contamination sites on the federal record near North Belle Vernon, the closest Underground Storage Tanks record about 0.1 miles out from the town centreFederal environmental registers
- North Belle Vernon's boundary and the 269 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 6b and a ~216-day seasonGrowable Ground crop-matching engine
- The ecoregion at North Belle Vernon's own centroid, the Western Allegheny PlateauUS EPA Level III Ecoregions
- A documented spotted-lanternfly record within reach of North Belle Vernonlydemapr (De Bona & Helmus), 10 km survey lattice
Inherited from a wider read
- Soil character — no town-scale survey exists, so North Belle Vernon's 269 acres read through its county's SSURGO summaryfrom Westmoreland County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Westmoreland County
- The growing challenges every Pennsylvania grower plans around — written at state scale, so they stay on the state guidefrom Pennsylvania
- Butterfly and beetle records, and the farmland pesticide estimate — all published county-widefrom Westmoreland County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among North Belle Vernon's 269 acreswhy one lot differs from the next →
- Which side of North Belle Vernon you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 269 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Underground Storage Tanks 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 North Belle Vernon-wide figureread your own land →
More in Pennsylvania
Growing region
Nearby growing guides