Bowmanstown, 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.
These conditions suit cabbage, hazelnut, lavender, and collard greens — a starting list any specific site will trim or extend with its own soil, sun, and drainage.
Even in Bowmanstown, 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 Bowmanstown 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 Bowmanstown — soil, climate, flood, and parcel records. How we handle your address.
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Bowmanstown — the short answer
Bowmanstown, Pennsylvania: USDA zone 6b, about 204 days between hard freezes, across 492 acres of town.
- USDA zone
- 6b
- USDA PHZM 2023
- Last hard freeze (28°F)
- Apr 7
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Oct 28
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~204
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Town area
- 492 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 Bowmanstown's average, not your lot's — a low corner or a tree line moves it. Against Bowmanstown's 204-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Bowmanstown
Each reading below is measured for Bowmanstown itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredBowmanstown runs about 204 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
MeasuredBowmanstown 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 Bowmanstown is in
Bowmanstown sits in the Ridge and Valley — EPA Level III, inside the wider Eastern Temperate Forests. That is read at Bowmanstown's own centroid rather than borrowed from Carbon County.
What Grows in Bowmanstown
Every plant below cleared Bowmanstown's own zone 6b and its 204-day season. Each card opens that plant's Pennsylvania profile. How we score.
Is it too late to plant in Bowmanstown?
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 10; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Apr 7 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Oct 28 — long-season crops need about 90 days of runway, quick greens only 30. A long window like this one runs successions deep into fall — and even its last weeks take quick greens and garlic.
Documented around Bowmanstown
Spotted lanternfly documented 1 miles from Bowmanstown, first recorded 2017. What to watch for.
What's on the federal record near Bowmanstown
Closest first, within ~10 miles of Bowmanstown. Listing isn't leaking, and distance isn't exposure.
- CORNERSTONE IND SVCUnderground Storage Tanks · 1000 ft
- PRINCE MFG CO/BOWMANSTOWNBrownfields · 1800 ft
- PRINCE MFG CO/BOWMANSTOWNToxics Release Inventory · 1800 ft
- BOWMANSTOWN PLAZA BZ BEE FOOD STOREUnderground Storage Tanks · 1900 ft
- PRINCE MFGUnderground Storage Tanks · 2200 ft
- REPSON REBUILDABLESBrownfields · 1.2 mi
- SONNYS SVCUnderground Storage Tanks · 1.2 mi
- LARRY GOMBERTUnderground Storage Tanks · 1.3 mi
- BLOCKER ENTERPRISESUnderground Storage Tanks · 1.5 mi
- PARRYVILLE PLTUnderground Storage Tanks · 1.5 mi
- ALLIANCE SAND COUnderground Storage Tanks · 1.5 mi
- BLUE RIDGE CCUnderground Storage Tanks · 1.6 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Bowmanstown'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 Bowmanstown.
Sources Checked
within ~10 miles of Bowmanstown
Severity Distribution
within ~10 miles of Bowmanstown
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Bowmanstown, PFAS runs higher than the national average — 5 sites within ~10 miles of Bowmanstown. Knowing it is half the work — and it's nothing a thoughtful grower can't plan for.
PFAS: PFAS (per- and polyfluoroalkyl substances) are called "forever chemicals" because they do not biodegrade.
Test irrigation water source — this is the primary pathway for PFAS to reach garden crops.
Check your specific parcel in Bowmanstown
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 Bowmanstown average
Your land is one point inside Bowmanstown
Everything above resolves to Bowmanstown as a whole — one PHZM band and one 28°F frost record, read across 492 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 Bowmanstown Average
Bowmanstown Average
- ●USDA Zones 6b, averaged across Bowmanstown
- ●One soil character for all of Bowmanstown
- ●Frost dates read at Bowmanstown's scale: Apr 7 to Oct 28
YOUR Parcel
- ✓Your exact zone, not Bowmanstown's 6b
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Bowmanstown
Pull a site-specific report for your exact address in Bowmanstown, Pennsylvania — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Bowmanstown averages can't show:
We read public map data around Bowmanstown — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Bowmanstown average
How we know this about Bowmanstown
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 Bowmanstown’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 Bowmanstown
When does frost risk typically end in Bowmanstown?
The last hard freeze (28°F) in Bowmanstown typically lands around Apr 7, 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 28.
When is the first frost in Bowmanstown?
The first hard freeze (28°F) in Bowmanstown typically arrives around Oct 28, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Oct 14, so the watching starts about Sep 28 — about 204 days after the spring freeze cleared.
How long is the growing season in Bowmanstown?
Measured between 28°F hard freezes, Bowmanstown sees about 204 frost-free days — roughly Apr 7 through Oct 28, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Apr 28 to Oct 14, about 169 days.
Is the soil safe to grow vegetables in Bowmanstown?
The federal record around Bowmanstown is a meaningful one — 373 documented sites, mostly Underground Storage Tanks entries (227), the nearest Underground Storage Tanks 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 Bowmanstown?
From about Sep 28 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 28 (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 28. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Bowmanstown's scale — its 6b band and its 204-day season. Your yard writes its own version of Bowmanstown'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 Bowmanstown’s own scale
7 of the readings below were taken at Bowmanstown's own scale — its own ~204-day season between 28°F freezes, the 492 acres it covers and 373 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Bowmanstown's own USDA hardiness band, zones 6bUSDA PHZM 2023
- Bowmanstown's own 28°F hard-freeze dates, about Apr 7 and Oct 28 and the ~204-day span between themNOAA 1991–2020 Climate Normals
- 373 documented contamination sites on the federal record near Bowmanstown, the closest Underground Storage Tanks record about 0.2 miles out from the town centreFederal environmental registers
- Bowmanstown's boundary and the 492 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 6b and a ~204-day seasonGrowable Ground crop-matching engine
- The ecoregion at Bowmanstown's own centroid, the Ridge and ValleyUS EPA Level III Ecoregions
- A documented spotted-lanternfly record within reach of Bowmanstownlydemapr (De Bona & Helmus), 10 km survey lattice
Inherited from a wider read
- Soil character — no town-scale survey exists, so Bowmanstown's 492 acres read through its county's SSURGO summaryfrom Carbon County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Carbon 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 Carbon County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Bowmanstown's 492 acreswhy one lot differs from the next →
- Which side of Bowmanstown you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 492 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Underground Storage Tanks 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 Bowmanstown-wide figureread your own land →