Juliustown, New Jersey, sits in USDA hardiness zone 7a — 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, california poppy, 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 Juliustown, 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 Juliustown 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 Juliustown — soil, climate, flood, and parcel records. How we handle your address.
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Juliustown — the short answer
Juliustown, New Jersey: USDA zone 7a, about 225 days between hard freezes, across 762 acres of town.
- USDA zone
- 7a
- USDA PHZM 2023
- Last hard freeze (28°F)
- Mar 31
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Nov 11
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~225
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Town area
- 762 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 7a is Juliustown's average, not your lot's — a low corner or a tree line moves it. Against Juliustown's 225-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Juliustown
Each reading below is measured for Juliustown itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredJuliustown runs about 225 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
MeasuredJuliustown sits in USDA hardiness zone 7a.
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 Juliustown is in
Juliustown sits in the Atlantic Coastal Pine Barrens — EPA Level III, inside the wider Eastern Temperate Forests. That is read at Juliustown's own centroid rather than borrowed from Burlington County.
What Grows in Juliustown
Every plant below cleared Juliustown's own zone 7a and its 225-day season. Each card opens that plant's New Jersey profile. How we score.
Is it too late to plant in Juliustown?
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 3; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Mar 31 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Nov 11 — 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 Juliustown
Spotted lanternfly documented 2 miles from Juliustown, first recorded 2019. What to watch for.
What's on the federal record near Juliustown
Closest first, within ~10 miles of Juliustown. Listing isn't leaking, and distance isn't exposure.
- JULIUSTOWN ROADUnderground Storage Tanks · 850 ft
- MCHENRY PROPERTYUnderground Storage Tanks · 2400 ft
- HELEN A. FORT MIDDLE SCHOOLBrownfields · 1.2 mi
- DIX TIRE AND SERVICE CENTERUnderground Storage Tanks · 1.3 mi
- BELL ATLANTIC MOBILE SYSTEMSUnderground Storage Tanks · 1.3 mi
- GATER PROPERTYUnderground Storage Tanks · 1.3 mi
- PEMBERTON TWP HIGH SCHOOLUnderground Storage Tanks · 1.6 mi
- 051349-- MW-5Nitrate · 1.6 mi
- PEMBERTON TOWNSHIP HIGH SCHOOLBrownfields · 1.6 mi
- PEMBERTON TWP BD OF ED HIGH SCHOOL #2Brownfields · 1.6 mi
- SSG JONAH E. KELLEY USARC (KELLEY RESERVE CENTER)Brownfields · 1.9 mi
- TOWBIN CHRYSLER-PLYMOUTH INCUnderground Storage Tanks · 2.0 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Juliustown'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 Juliustown.
Sources Checked
within ~10 miles of Juliustown
Severity Distribution
within ~10 miles of Juliustown
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Juliustown, two things run higher than the national average within ~10 miles of Juliustown — PFAS (9 sites) and Superfund (12 sites). 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.
Superfund: Superfund sites represent the most severe contamination in the federal system.
Test irrigation water source — this is the primary pathway for PFAS to reach garden crops.
Commission professional soil testing before any food production (test for heavy metals, VOCs, and SVOCs).
Check your specific parcel in Juliustown
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 Juliustown average
Your land is one point inside Juliustown
Everything above resolves to Juliustown as a whole — one PHZM band and one 28°F frost record, read across 762 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 Juliustown Average
Juliustown Average
- ●USDA Zones 7a, averaged across Juliustown
- ●One soil character for all of Juliustown
- ●Frost dates read at Juliustown's scale: Mar 31 to Nov 11
YOUR Parcel
- ✓Your exact zone, not Juliustown's 7a
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Juliustown
Pull a site-specific report for your exact address in Juliustown, New Jersey — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Juliustown averages can't show:
We read public map data around Juliustown — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Juliustown average
How we know this about Juliustown
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 Juliustown’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 Juliustown
When does frost risk typically end in Juliustown?
The last hard freeze (28°F) in Juliustown typically lands around Mar 31, 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 21.
When is the first frost in Juliustown?
The first hard freeze (28°F) in Juliustown typically arrives around Nov 11, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Oct 28, so the watching starts about Oct 12 — about 225 days after the spring freeze cleared.
How long is the growing season in Juliustown?
Measured between 28°F hard freezes, Juliustown sees about 225 frost-free days — roughly Mar 31 through Nov 11, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Apr 21 to Oct 28, about 190 days.
Is the soil safe to grow vegetables in Juliustown?
The federal record around Juliustown runs heavier than most — 810 documented sites, mostly Underground Storage Tanks entries (450), the nearest Underground Storage Tanks record about 0.2 miles out — so test the soil before planting food in the ground, and raised beds with clean imported soil grow well in the meantime. Even here, proximity to a documented site is information, not a diagnosis of any one yard; the contamination map shows exactly what's recorded and where.
How do I protect my plants from frost in Juliustown?
From about Oct 12 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 11 (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 11. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Juliustown's scale — its 7a band and its 225-day season. Your yard writes its own version of Juliustown'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 Juliustown’s own scale
7 of the readings below were taken at Juliustown's own scale — its own ~225-day season between 28°F freezes, the 762 acres it covers and 810 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Juliustown's own USDA hardiness band, zones 7aUSDA PHZM 2023
- Juliustown's own 28°F hard-freeze dates, about Mar 31 and Nov 11 and the ~225-day span between themNOAA 1991–2020 Climate Normals
- 810 documented contamination sites on the federal record near Juliustown, the closest Underground Storage Tanks record about 0.2 miles out from the town centreFederal environmental registers
- Juliustown's boundary and the 762 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 7a and a ~225-day seasonGrowable Ground crop-matching engine
- The ecoregion at Juliustown's own centroid, the Atlantic Coastal Pine BarrensUS EPA Level III Ecoregions
- A documented spotted-lanternfly record within reach of Juliustownlydemapr (De Bona & Helmus), 10 km survey lattice
Inherited from a wider read
- Soil character — no town-scale survey exists, so Juliustown's 762 acres read through its county's SSURGO summaryfrom Burlington County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Burlington 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 Burlington County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Juliustown's 762 acreswhy one lot differs from the next →
- Which side of Juliustown you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 762 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 Juliustown-wide figureread your own land →
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