Greenville, Pennsylvania, sits in USDA hardiness zone 6a — a range where zone-matched perennials and frost-aware annual timing set what succeeds.
Among the crops suited to this profile: cabbage, hazelnut, lavender, and collard greens. The site-level story — soil, sun, drainage — decides the rest.
Even in Greenville, 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 Greenville 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 Greenville — soil, climate, flood, and parcel records. How we handle your address.
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Greenville — the short answer
Greenville, Pennsylvania: USDA zone 6a, about 190 days between hard freezes, across 1K acres of town.
- USDA zone
- 6a
- USDA PHZM 2023
- Last hard freeze (28°F)
- Apr 22
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Oct 29
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~190
- 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 6a is Greenville's average, not your lot's — a low corner or a tree line moves it. Against Greenville's 190-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Greenville
Each reading below is measured for Greenville itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredGreenville runs about 190 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
MeasuredGreenville sits in USDA hardiness zone 6a.
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 Greenville is in
Greenville sits in the Erie Drift Plain — EPA Level III, inside the wider Eastern Temperate Forests. That is read at Greenville's own centroid rather than borrowed from Mercer County.
What Grows in Greenville
Every plant below cleared Greenville's own zone 6a and its 190-day season. Each card opens that plant's Pennsylvania profile. How we score.
Is it too late to plant in Greenville?
Almost never — the real question is what to plant next. Cool-season crops can go in from around Mar 25; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Apr 22 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Oct 29 — 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.
Documented around Greenville
Spotted lanternfly documented 3 miles from Greenville, first recorded 2022. What to watch for.
What's on the federal record near Greenville
Closest first, within ~10 miles of Greenville. Listing isn't leaking, and distance isn't exposure.
- RW SIDLEY SLOAN SUPPLYUnderground Storage Tanks · 300 ft
- BRADIGANS SVC CTRUnderground Storage Tanks · 550 ft
- SUNOCO RAN 110Underground Storage Tanks · 600 ft
- FAMILY DOLLAR STORE NO 7738Brownfields · 600 ft
- CUSTOM CORNER SPORTSUnderground Storage Tanks · 650 ft
- TRINITY IND GREENVILLE CARToxics Release Inventory · 650 ft
- THIEL COLLUnderground Storage Tanks · 650 ft
- TRINITY INDUnderground Storage Tanks · 700 ft
- SHEETZ, INC (STORE # 139)Brownfields · 700 ft
- SHEETZ 139Underground Storage Tanks · 750 ft
- KWIK FILL S 170Underground Storage Tanks · 850 ft
- SUNOCO BY THE TRACKSUnderground Storage Tanks · 900 ft
6 more sites are on the record inside the same radius. See them on the map
Measured from Greenville'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 Greenville.
Total Sites
253
within ~10 miles of Greenville
Risk Level
Elevated
Highest-severity
4 Superfund sites (none NPL-listed)
Sources Checked
within ~10 miles of Greenville
Severity Distribution
within ~10 miles of Greenville
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Greenville, two things run higher than the national average within ~10 miles of Greenville — Toxics Release Inventory (24 sites) and Superfund (4 sites). That's not a problem with your land — it's information about it.
Toxics Release Inventory: TRI facilities report annual chemical releases to air, water, and land.
Superfund: Superfund sites represent the most severe contamination in the federal system.
Check prevailing wind direction — downwind parcels face higher exposure than upwind or crosswind locations.
Commission professional soil testing before any food production (test for heavy metals, VOCs, and SVOCs).
Check your specific parcel in Greenville
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 Greenville average
Your land is one point inside Greenville
Everything above resolves to Greenville 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 Greenville Average
Greenville Average
- ●USDA Zones 6a, averaged across Greenville
- ●One soil character for all of Greenville
- ●Frost dates read at Greenville's scale: Apr 22 to Oct 29
YOUR Parcel
- ✓Your exact zone, not Greenville's 6a
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Greenville
Pull a site-specific report for your exact address in Greenville, Pennsylvania — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Greenville averages can't show:
We read public map data around Greenville — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Greenville average
How we know this about Greenville
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 Greenville’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 Greenville
When does frost risk typically end in Greenville?
The last hard freeze (28°F) in Greenville typically lands around Apr 22, 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 13.
When is the first frost in Greenville?
The first hard freeze (28°F) in Greenville typically arrives around Oct 29, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Oct 15, so the watching starts about Sep 29 — about 190 days after the spring freeze cleared.
How long is the growing season in Greenville?
Measured between 28°F hard freezes, Greenville sees about 190 frost-free days — roughly Apr 22 through Oct 29, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer May 13 to Oct 15, about 155 days.
Is the soil safe to grow vegetables in Greenville?
The federal record around Greenville is a meaningful one — 253 documented sites, mostly Underground Storage Tanks entries (115), the nearest Underground Storage Tanks record under a tenth of a mile 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 Greenville?
From about Sep 29 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 29 (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 29. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Greenville's scale — its 6a band and its 190-day season. Your yard writes its own version of Greenville'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 Greenville’s own scale
7 of the readings below were taken at Greenville's own scale — its own ~190-day season between 28°F freezes, the 1,208 acres it covers and 253 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Greenville's own USDA hardiness band, zones 6aUSDA PHZM 2023
- Greenville's own 28°F hard-freeze dates, about Apr 22 and Oct 29 and the ~190-day span between themNOAA 1991–2020 Climate Normals
- 253 documented contamination sites on the federal record near Greenville, the closest Underground Storage Tanks record under a tenth of a mile out from the town centreFederal environmental registers
- Greenville's boundary and the 1,208 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 6a and a ~190-day seasonGrowable Ground crop-matching engine
- The ecoregion at Greenville's own centroid, the Erie Drift PlainUS EPA Level III Ecoregions
- A documented spotted-lanternfly record within reach of Greenvillelydemapr (De Bona & Helmus), 10 km survey lattice
Inherited from a wider read
- Soil character — no town-scale survey exists, so Greenville's 1,208 acres read through its county's SSURGO summaryfrom Mercer County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Mercer 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 Mercer County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Greenville's 1,208 acreswhy one lot differs from the next →
- Which side of Greenville you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 1,208 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Underground Storage Tanks record under a tenth of a mile 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 Greenville-wide figureread your own land →
More in Pennsylvania
Wider growing context
What grows across PennsylvaniaGreenville sits outside our named growing regions, so Pennsylvania as a whole is its closest context here.
Nearby growing guides