Arrowhead Lake, New Jersey, sits in USDA hardiness zone 7b — a range where zone-matched perennials and frost-aware annual timing set what succeeds.
Expect cabbage, prickly pear, california poppy, and collard greens to be strong candidates here; the deciding factors on any one parcel stay local — soil, sun, and drainage.
Even in Arrowhead Lake, 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 Arrowhead Lake 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 Arrowhead Lake — soil, climate, flood, and parcel records. How we handle your address.
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Arrowhead Lake — the short answer
Arrowhead Lake, New Jersey: USDA zone 7b, about 235 days between hard freezes, across 142 acres of town.
- USDA zone
- 7b
- USDA PHZM 2023
- Last hard freeze (28°F)
- Mar 26
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Nov 16
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~235
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Town area
- 142 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 Arrowhead Lake's average, not your lot's — a low corner or a tree line moves it. Against Arrowhead Lake's 235-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Arrowhead Lake
Each reading below is measured for Arrowhead Lake itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredArrowhead Lake runs about 235 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
MeasuredArrowhead Lake 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 Arrowhead Lake is in
Arrowhead Lake sits in the Atlantic Coastal Pine Barrens — EPA Level III, inside the wider Eastern Temperate Forests. That is read at Arrowhead Lake's own centroid rather than borrowed from Cumberland County.
What Grows in Arrowhead Lake
Every plant below cleared Arrowhead Lake's own zone 7b and its 235-day season. Each card opens that plant's New Jersey profile. How we score.
Is it too late to plant in Arrowhead Lake?
Almost never — the real question is what to plant next. Cool-season crops can go in from around Feb 26; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Mar 26 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Nov 16 — 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 Arrowhead Lake
Spotted lanternfly documented 2 miles from Arrowhead Lake, first recorded 2019. What to watch for.
What's on the federal record near Arrowhead Lake
Closest first, within ~10 miles of Arrowhead Lake. Listing isn't leaking, and distance isn't exposure.
- THOMAS LAROCCAUnderground Storage Tanks · 600 ft
- MILLERS AMOCOUnderground Storage Tanks · 2500 ft
- 110287-- Irr 1979Nitrate · 0.7 mi
- IRENES TEXACO DELIUnderground Storage Tanks · 0.7 mi
- ROBERT HAMPTON INC/TRUST WORTHY HARDWAREUnderground Storage Tanks · 0.8 mi
- M R DICKINSON & SONUnderground Storage Tanks · 0.9 mi
- BRIDGETON AGWAY FARM CENTERUnderground Storage Tanks · 1.0 mi
- JO VIN FARMS INC (FORMER)Underground Storage Tanks · 1.2 mi
- 110083-- Irr 1Nitrate · 1.3 mi
- SHILOH JETGOUnderground Storage Tanks · 1.5 mi
- 111154-- StOW Creek MW41Nitrate · 1.7 mi
- 330235-- Dom 1Nitrate · 1.7 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Arrowhead Lake'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 Arrowhead Lake.
Sources Checked
within ~10 miles of Arrowhead Lake
Severity Distribution
within ~10 miles of Arrowhead Lake
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Arrowhead Lake, Nitrate runs higher than the national average — 276 sites within ~10 miles of Arrowhead Lake. Knowing it is half the work — and it's nothing a thoughtful grower can't plan for.
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 Arrowhead Lake
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 Arrowhead Lake average
Your land is one point inside Arrowhead Lake
Everything above resolves to Arrowhead Lake as a whole — one PHZM band and one 28°F frost record, read across 142 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 Arrowhead Lake Average
Arrowhead Lake Average
- ●USDA Zones 7b, averaged across Arrowhead Lake
- ●One soil character for all of Arrowhead Lake
- ●Frost dates read at Arrowhead Lake's scale: Mar 26 to Nov 16
YOUR Parcel
- ✓Your exact zone, not Arrowhead Lake's 7b
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Arrowhead Lake
Pull a site-specific report for your exact address in Arrowhead Lake, New Jersey — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Arrowhead Lake averages can't show:
We read public map data around Arrowhead Lake — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Arrowhead Lake average
How we know this about Arrowhead Lake
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 Arrowhead Lake’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 Arrowhead Lake
When does frost risk typically end in Arrowhead Lake?
The last hard freeze (28°F) in Arrowhead Lake typically lands around Mar 26, 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 16.
When is the first frost in Arrowhead Lake?
The first hard freeze (28°F) in Arrowhead Lake typically arrives around Nov 16, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Nov 2, so the watching starts about Oct 17 — about 235 days after the spring freeze cleared.
How long is the growing season in Arrowhead Lake?
Measured between 28°F hard freezes, Arrowhead Lake sees about 235 frost-free days — roughly Mar 26 through Nov 16, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Apr 16 to Nov 2, about 200 days.
Is the soil safe to grow vegetables in Arrowhead Lake?
The federal record around Arrowhead Lake is a meaningful one — 537 documented sites, mostly Nitrate entries (276), the nearest Underground Storage Tanks record about 0.1 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 Arrowhead Lake?
From about Oct 17 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 16 (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 16. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Arrowhead Lake's scale — its 7b band and its 235-day season. Your yard writes its own version of Arrowhead Lake'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 Arrowhead Lake’s own scale
7 of the readings below were taken at Arrowhead Lake's own scale — its own ~235-day season between 28°F freezes, the 142 acres it covers and 537 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Arrowhead Lake's own USDA hardiness band, zones 7bUSDA PHZM 2023
- Arrowhead Lake's own 28°F hard-freeze dates, about Mar 26 and Nov 16 and the ~235-day span between themNOAA 1991–2020 Climate Normals
- 537 documented contamination sites on the federal record near Arrowhead Lake, the closest Underground Storage Tanks record about 0.1 miles out from the town centreFederal environmental registers
- Arrowhead Lake's boundary and the 142 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 7b and a ~235-day seasonGrowable Ground crop-matching engine
- The ecoregion at Arrowhead Lake's own centroid, the Atlantic Coastal Pine BarrensUS EPA Level III Ecoregions
- A documented spotted-lanternfly record within reach of Arrowhead Lakelydemapr (De Bona & Helmus), 10 km survey lattice
Inherited from a wider read
- Soil character — no town-scale survey exists, so Arrowhead Lake's 142 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 Arrowhead Lake's 142 acreswhy one lot differs from the next →
- Which side of Arrowhead Lake you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 142 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Underground Storage Tanks record about 0.1 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 Arrowhead Lake-wide figureread your own land →