Culp, Pennsylvania, sits in USDA hardiness zone 6b — a zone band wide enough that plant choice, not possibility, is the interesting question.
Reliable performers under these conditions include cabbage, hazelnut, lavender, and collard greens; what your own ground favors still comes down to its soil, sun, and drainage.
Even in Culp, 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 Culp 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 Culp — soil, climate, flood, and parcel records. How we handle your address.
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Culp — the short answer
Culp, Pennsylvania: USDA zone 6b, about 201 days between hard freezes, across 66 acres of town.
- USDA zone
- 6b
- USDA PHZM 2023
- Last hard freeze (28°F)
- Apr 13
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Oct 31
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~201
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Town area
- 66 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 Culp's average, not your lot's — a low corner or a tree line moves it. Against Culp's 201-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Culp
Each reading below is measured for Culp itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredCulp runs about 201 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
MeasuredCulp 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 Culp is in
Culp sits in the Ridge and Valley — EPA Level III, inside the wider Eastern Temperate Forests. That is read at Culp's own centroid rather than borrowed from Blair County.
What Grows in Culp
Every plant below cleared Culp's own zone 6b and its 201-day season. Each card opens that plant's Pennsylvania profile. How we score.
Is it too late to plant in Culp?
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 16; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Apr 13 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Oct 31 — 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 Culp
Spotted lanternfly documented 3 miles from Culp, first recorded 2020. What to watch for.
What's on the federal record near Culp
Closest first, within ~10 miles of Culp. Listing isn't leaking, and distance isn't exposure.
- Bridenbaugh Farm ProspectMining · 350 ft
- BA 631Nitrate · 2100 ft
- Crissman Farm ProspectMining · 0.6 mi
- Culp AreaMining · 0.8 mi
- Ramey Farm ProspectMining · 0.9 mi
- Fleck Farm ProspectMining · 1.0 mi
- Tatham Farm ProspectMining · 1.0 mi
- Mary Isett Farm ProspectMining · 1.3 mi
- BA 610Nitrate · 1.9 mi
- BA 615Nitrate · 1.9 mi
- Birmingham CulpMining · 2.0 mi
- Scalp LevelMining · 2.1 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Culp'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 Culp.
Sources Checked
within ~10 miles of Culp
Severity Distribution
within ~10 miles of Culp
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Culp, two things run higher than the national average within ~10 miles of Culp — CAFO (4 sites) and Superfund (5 sites). Knowing it is half the work — and it's nothing a thoughtful grower can't plan for.
CAFO: CAFOs pose a different contamination profile than chemical sources.
Superfund: Superfund sites represent the most severe contamination in the federal system.
Wash all produce consumed raw thoroughly, especially leafy greens grown near CAFOs.
Commission professional soil testing before any food production (test for heavy metals, VOCs, and SVOCs).
Check your specific parcel in Culp
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 Culp average
Your land is one point inside Culp
Everything above resolves to Culp as a whole — one PHZM band and one 28°F frost record, read across 66 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 Culp Average
Culp Average
- ●USDA Zones 6b, averaged across Culp
- ●One soil character for all of Culp
- ●Frost dates read at Culp's scale: Apr 13 to Oct 31
YOUR Parcel
- ✓Your exact zone, not Culp's 6b
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Culp
Pull a site-specific report for your exact address in Culp, Pennsylvania — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Culp averages can't show:
We read public map data around Culp — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Culp average
How we know this about Culp
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 Culp’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 Culp
When does frost risk typically end in Culp?
The last hard freeze (28°F) in Culp typically lands around Apr 13, 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 4.
When is the first frost in Culp?
The first hard freeze (28°F) in Culp typically arrives around Oct 31, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Oct 17, so the watching starts about Oct 1 — about 201 days after the spring freeze cleared.
How long is the growing season in Culp?
Measured between 28°F hard freezes, Culp sees about 201 frost-free days — roughly Apr 13 through Oct 31, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer May 4 to Oct 17, about 166 days.
Is the soil safe to grow vegetables in Culp?
The federal record around Culp is a meaningful one — 400 documented sites, mostly Underground Storage Tanks entries (192), the nearest Mining 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 Culp?
From about Oct 1 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 31 (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 31. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Culp's scale — its 6b band and its 201-day season. Your yard writes its own version of Culp'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 Culp’s own scale
7 of the readings below were taken at Culp's own scale — its own ~201-day season between 28°F freezes, the 66 acres it covers and 400 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Culp's own USDA hardiness band, zones 6bUSDA PHZM 2023
- Culp's own 28°F hard-freeze dates, about Apr 13 and Oct 31 and the ~201-day span between themNOAA 1991–2020 Climate Normals
- 400 documented contamination sites on the federal record near Culp, the closest Mining record under a tenth of a mile out from the town centreFederal environmental registers
- Culp's boundary and the 66 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 6b and a ~201-day seasonGrowable Ground crop-matching engine
- The ecoregion at Culp's own centroid, the Ridge and ValleyUS EPA Level III Ecoregions
- A documented spotted-lanternfly record within reach of Culplydemapr (De Bona & Helmus), 10 km survey lattice
Inherited from a wider read
- Soil character — no town-scale survey exists, so Culp's 66 acres read through its county's SSURGO summaryfrom Blair County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Blair 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 Blair County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Culp's 66 acreswhy one lot differs from the next →
- Which side of Culp you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 66 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Mining 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 Culp-wide figureread your own land →
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