Heislerville, New Jersey, sits in USDA hardiness zone 7b — enough range to grow cool-season vegetables, hardy fruit, and warm-season crops that mature before the first hard frost.
A short list that earns its place here — cabbage, prickly pear, california poppy, and collard greens — with any one site's soil, sun, and drainage making the final cut.
Even in Heislerville, 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 Heislerville 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 Heislerville — soil, climate, flood, and parcel records. How we handle your address.
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Heislerville — the short answer
Heislerville, New Jersey: USDA zone 7b, about 240 days between hard freezes, across 460 acres of town.
- USDA zone
- 7b
- USDA PHZM 2023
- Last hard freeze (28°F)
- Mar 25
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Nov 20
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~240
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Town area
- 460 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 7b is Heislerville's average, not your lot's — a low corner or a tree line moves it. Against Heislerville's 240-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Heislerville
Each reading below is measured for Heislerville itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredHeislerville runs about 240 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
MeasuredHeislerville sits in USDA hardiness zone 7b.
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 Heislerville is in
Heislerville sits in the Middle Atlantic Coastal Plain — EPA Level III, inside the wider Eastern Temperate Forests. That is read at Heislerville's own centroid, and it is not what its county reads: Cumberland County is mostly Atlantic Coastal Pine Barrens. The wider page above you is answering a different question about different ground.
What Grows in Heislerville
Every plant below cleared Heislerville's own zone 7b and its 240-day season. Each card opens that plant's New Jersey profile. How we score.
Is it too late to plant in Heislerville?
Almost never — the real question is what to plant next. Cool-season crops can go in from around Feb 25; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Mar 25 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Nov 20 — long-season crops need about 90 days of runway, quick greens only 30. Here the season winds down slowly: late sowings, a real autumn harvest, and garlic in the ground before the first hard freeze.
Documented around Heislerville
Spotted lanternfly documented 4 miles from Heislerville, first recorded 2021. What to watch for.
What's on the federal record near Heislerville
Closest first, within ~10 miles of Heislerville. Listing isn't leaking, and distance isn't exposure.
- 110119-- Heislerville 2 ObsNitrate · 0.9 mi
- 110118-- Heislerville 1 ObsNitrate · 0.9 mi
- NJS - BAYSIDE STATE PRISON AUTOTAGBrownfields · 1.2 mi
- 111907-- CKKC-3Nitrate · 1.4 mi
- 111906-- CKKC-2Nitrate · 1.4 mi
- 111128-- Leesburg MW38Nitrate · 1.6 mi
- SOUTHERN STATE CORRECTIONAL FACILITYUnderground Storage Tanks · 1.6 mi
- HARTLEYS FUEL LLCUnderground Storage Tanks · 1.7 mi
- 111915-- CKKC-21Nitrate · 2.1 mi
- NORTHSTAR 4Brownfields · 2.1 mi
- COMMANDERBrownfields · 2.1 mi
- LB VISIONBrownfields · 2.1 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Heislerville'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 Heislerville.
Sources Checked
within ~10 miles of Heislerville
Severity Distribution
within ~10 miles of Heislerville
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Heislerville, Nitrate runs higher than the national average — 70 sites within ~10 miles of Heislerville. It's not cause for alarm — it's worth knowing, and there's a sensible way to grow around it.
Nitrate: Nitrate contamination primarily comes from agricultural fertilizer runoff and failing septic systems.
Test well water for nitrate if you rely on a private well for irrigation (EPA standard: 10 mg/L).
Check your specific parcel in Heislerville
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 Heislerville average
Your land is one point inside Heislerville
Everything above resolves to Heislerville as a whole — one PHZM band and one 28°F frost record, read across 460 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 Heislerville Average
Heislerville Average
- ●USDA Zones 7b, averaged across Heislerville
- ●One soil character for all of Heislerville
- ●Frost dates read at Heislerville's scale: Mar 25 to Nov 20
YOUR Parcel
- ✓Your exact zone, not Heislerville's 7b
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Heislerville
Pull a site-specific report for your exact address in Heislerville, New Jersey — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Heislerville averages can't show:
We read public map data around Heislerville — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Heislerville average
How we know this about Heislerville
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 Heislerville’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 Heislerville
When does frost risk typically end in Heislerville?
The last hard freeze (28°F) in Heislerville typically lands around Mar 25, 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 15.
When is the first frost in Heislerville?
The first hard freeze (28°F) in Heislerville typically arrives around Nov 20, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Nov 6, so the watching starts about Oct 21 — about 240 days after the spring freeze cleared.
How long is the growing season in Heislerville?
Measured between 28°F hard freezes, Heislerville sees about 240 frost-free days — roughly Mar 25 through Nov 20, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Apr 15 to Nov 6, about 205 days.
Is the soil safe to grow vegetables in Heislerville?
The federal record around Heislerville shows 171 documented sites, mostly Underground Storage Tanks entries (81), the nearest Nitrate record about 0.9 miles out — a typical footprint for a growing area, and proximity to a documented site is information, not a diagnosis of any one yard. It's worth seeing which recorded sites sit closest to where you grow, and testing the soil before new food beds near any of them.
How do I protect my plants from frost in Heislerville?
From about Oct 21 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 20 (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 20. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Heislerville's scale — its 7b band and its 240-day season. Your yard writes its own version of Heislerville'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 Heislerville’s own scale
7 of the readings below were taken at Heislerville's own scale — its own ~240-day season between 28°F freezes, the 460 acres it covers and 171 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Heislerville's own USDA hardiness band, zones 7bUSDA PHZM 2023
- Heislerville's own 28°F hard-freeze dates, about Mar 25 and Nov 20 and the ~240-day span between themNOAA 1991–2020 Climate Normals
- 171 documented contamination sites on the federal record near Heislerville, the closest Nitrate record about 0.9 miles out from the town centreFederal environmental registers
- Heislerville's boundary and the 460 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 7b and a ~240-day seasonGrowable Ground crop-matching engine
- Heislerville sits in the Middle Atlantic Coastal Plain — not the ecoregion its county mostly readsUS EPA Level III Ecoregions
- A documented spotted-lanternfly record within reach of Heislervillelydemapr (De Bona & Helmus), 10 km survey lattice
Inherited from a wider read
- Soil character — no town-scale survey exists, so Heislerville's 460 acres read through its county's SSURGO summaryfrom Cumberland County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Cumberland County
- The growing challenges every New Jersey grower plans around — written at state scale, so they stay on the state guidefrom New Jersey
- Butterfly and beetle records, and the farmland pesticide estimate — all published county-widefrom Cumberland County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Heislerville's 460 acreswhy one lot differs from the next →
- Which side of Heislerville you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 460 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Nitrate record about 0.9 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 Heislerville-wide figureread your own land →