Eighty Four, Pennsylvania, sits in USDA hardiness zone 6b — enough range to grow cool-season vegetables, hardy fruit, and warm-season crops that mature before the first hard frost.
Well-matched crops include cabbage, hazelnut, lavender, and collard greens, and the gap between "grows in the area" and "grows in your yard" is closed by soil, sun, and drainage.
Even in Eighty Four, 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 Eighty Four 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 Eighty Four — soil, climate, flood, and parcel records. How we handle your address.
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Eighty Four — the short answer
Eighty Four, Pennsylvania: USDA zone 6b, about 203 days between hard freezes, across 4K acres of town.
- USDA zone
- 6b
- USDA PHZM 2023
- Last hard freeze (28°F)
- Apr 10
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Oct 30
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~203
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Town area
- 4K 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 Eighty Four's average, not your lot's — a low corner or a tree line moves it. Against Eighty Four's 203-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Eighty Four
Each reading below is measured for Eighty Four itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredEighty Four 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
MeasuredEighty Four 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 Eighty Four is in
Eighty Four sits in the Western Allegheny Plateau — EPA Level III, inside the wider Eastern Temperate Forests. That is read at Eighty Four's own centroid rather than borrowed from Washington County.
What Grows in Eighty Four
Every plant below cleared Eighty Four's own zone 6b and its 203-day season. Each card opens that plant's Pennsylvania profile. How we score.
Is it too late to plant in Eighty Four?
Rarely: the season closes in stages, not all at once, and each stage has its crops. Cool-season crops can go in from around Mar 13; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Apr 10 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Oct 30 — long-season crops need about 90 days of runway, quick greens only 30. With a season this long, “too late” mostly means “switch crops” — second sowings and a full fall garden are the norm, with garlic closing the year.
Documented around Eighty Four
Spotted lanternfly documented 1 miles from Eighty Four, first recorded 2020. What to watch for.
What's on the federal record near Eighty Four
Closest first, within ~10 miles of Eighty Four. Listing isn't leaking, and distance isn't exposure.
- ATLAS METAL CONVERSIONBrownfields · 1000 ft
- BETHENERGY MINESUnderground Storage Tanks · 1600 ft
- KWIK FILL S0035 232Brownfields · 1800 ft
- GETGO 84Underground Storage Tanks · 2000 ft
- GOLDEN EAGLE CONST CO/EIGHTY FOUR PLTBrownfields · 0.5 mi
- WOODS QUALITY CABINETRYBrownfields · 0.5 mi
- FORMER PAULS GULF SVCUnderground Storage Tanks · 0.6 mi
- PERMA IND MFGBrownfields · 0.7 mi
- ESTES EXPRESS LINES PITTSBURGH TERMINAL (PIT) #25Brownfields · 0.8 mi
- AEP EIGHTY FOUR CROPS CTRUnderground Storage Tanks · 0.9 mi
- WASHINGTON PENN PLASTICS PERFORMANCE PROD DIVBrownfields · 0.9 mi
- PERFORMANCE PRODUCTS DIVToxics Release Inventory · 0.9 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Eighty Four'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 Eighty Four.
Total Sites
717
within ~10 miles of Eighty Four
Risk Level
Elevated
Highest-severity
2 Superfund sites (none NPL-listed)
Sources Checked
within ~10 miles of Eighty Four
Severity Distribution
within ~10 miles of Eighty Four
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 Eighty Four
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 Eighty Four average
Your land is one point inside Eighty Four
Everything above resolves to Eighty Four as a whole — one PHZM band and one 28°F frost record, read across 4K 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 Eighty Four Average
Eighty Four Average
- ●USDA Zones 6b, averaged across Eighty Four
- ●One soil character for all of Eighty Four
- ●Frost dates read at Eighty Four's scale: Apr 10 to Oct 30
YOUR Parcel
- ✓Your exact zone, not Eighty Four's 6b
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Eighty Four
Pull a site-specific report for your exact address in Eighty Four, Pennsylvania — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Eighty Four averages can't show:
We read public map data around Eighty Four — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Eighty Four average
How we know this about Eighty Four
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 Eighty Four’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 Eighty Four
When does frost risk typically end in Eighty Four?
The last hard freeze (28°F) in Eighty Four typically lands around Apr 10, 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 1.
When is the first frost in Eighty Four?
The first hard freeze (28°F) in Eighty Four typically arrives around Oct 30, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Oct 16, so the watching starts about Sep 30 — about 203 days after the spring freeze cleared.
How long is the growing season in Eighty Four?
Measured between 28°F hard freezes, Eighty Four sees about 203 frost-free days — roughly Apr 10 through Oct 30, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer May 1 to Oct 16, about 168 days.
Is the soil safe to grow vegetables in Eighty Four?
The federal record around Eighty Four is a meaningful one — 717 documented sites, mostly Underground Storage Tanks entries (346), the nearest Brownfields record about 0.2 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 Eighty Four?
From about Sep 30 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 30 (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 30. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Eighty Four's scale — its 6b band and its 203-day season. Your yard writes its own version of Eighty Four'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 Eighty Four’s own scale
7 of the readings below were taken at Eighty Four's own scale — its own ~203-day season between 28°F freezes, the 4,225 acres it covers and 717 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Eighty Four's own USDA hardiness band, zones 6bUSDA PHZM 2023
- Eighty Four's own 28°F hard-freeze dates, about Apr 10 and Oct 30 and the ~203-day span between themNOAA 1991–2020 Climate Normals
- 717 documented contamination sites on the federal record near Eighty Four, the closest Brownfields record about 0.2 miles out from the town centreFederal environmental registers
- Eighty Four's boundary and the 4,225 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 6b and a ~203-day seasonGrowable Ground crop-matching engine
- The ecoregion at Eighty Four's own centroid, the Western Allegheny PlateauUS EPA Level III Ecoregions
- A documented spotted-lanternfly record within reach of Eighty Fourlydemapr (De Bona & Helmus), 10 km survey lattice
Inherited from a wider read
- Soil character — no town-scale survey exists, so Eighty Four's 4,225 acres read through its county's SSURGO summaryfrom Washington County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Washington 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 Washington County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Eighty Four's 4,225 acreswhy one lot differs from the next →
- Which side of Eighty Four you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 4,225 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Brownfields record about 0.2 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 Eighty Four-wide figureread your own land →
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