What Grows in South Seaville, New Jersey

USDA Zones 6a-7b · 2K acres

South Seaville, New Jersey, sits in USDA hardiness zones 6a-7b — a zone band wide enough that plant choice, not possibility, is the interesting question.

Crops well matched to these conditions include tomato, blueberry, peach, and sweet corn — though what thrives on any one site still turns on its specific soil, sun, and drainage.

Score your parcel · free

Even in South Seaville, 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 South Seaville lot. Enter your address and we'll score 1,112 plants against your land's actual soil, sun, and frost.

We read public map data for this spot — soil, climate, flood, and parcel records. How we handle your address.

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Quick Facts

USDA Zones

6a-7b

Last Hard Freeze (28°F)

Mar 6

Town normal — light frosts run a few weeks later

First Hard Freeze (28°F)

Dec 17

Town normal — light frosts arrive a few weeks earlier

Town Area

2K acres

Hardiness Zone Range

6a
7b
3a (Cold)13b (Hot)

Zone maps are averages across South Seaville. Your yard's slope, trees, and frost pockets shift what actually grows — see your land's exact reading.

Soil varies lot by lot — soil types explained.

Is it too late to plant in South Seaville?

Almost never — the real question is what to plant next. Cool-season crops can go in from around Feb 6; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Mar 6 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Dec 17 — long-season crops need about 90 days of runway, quick greens only 30. With almost year-round growing weather, timing is about heat and rainfall more than frost — some bench is always in play.

Growing Challenges in New Jersey

What an experienced grower plans around here — each one has a move.

Sandy Pine Barrens soils are nutrient-poor

Compost and cover crops build the Barrens' sand into real soil — organic matter, added every year, is the whole fix.

Urban heat island effects in northern NJ

The city's extra warmth stretches the season for heat-lovers — find your true effective zone and use the head start.

Deer browse is extreme in suburban areas

Fencing holds the line; outside it, aromatic and fuzzy-leaved plants are the ones deer tend to leave alone.

For cultivar selection, pest pressure, and planting-time guidance specific to New Jersey, the Rutgers Cooperative Extension is the authoritative local source.

Environmental Intelligence

Understanding what's nearby helps you make informed decisions about where and how to grow.

Total Sites

412

within ~10 miles of South Seaville

Risk Level

High

Highest-severity

4 Superfund sites

Severity Distribution

within ~10 miles of South Seaville

High7Moderate178Low227

Highest-Severity Sites

Avalon Water and Sewerage Utilities
PFAS Sampling · PFAS Detected
Keuffel and Esser Company
Superfund · Superfund (Non-NPL)
Nj American Water - Ocean City
PFAS Sampling · PFAS Detected
Sea Isle City Gas Plant
Superfund · Superfund (Non-NPL)
Stone Harbor Water Dept
PFAS Sampling · PFAS Detected

A note from Gnorman

What an experienced grower watches for around here

In and around South Seaville, two things run higher than the national average — Nitrate (146 sites) and PFAS (4 sites). That's not a problem with your land — it's information about it.

Nitrate: Nitrate contamination primarily comes from agricultural fertilizer runoff and failing septic systems.

PFAS: PFAS (per- and polyfluoroalkyl substances) are called "forever chemicals" because they do not biodegrade.

Test well water for nitrate if you rely on a private well for irrigation (EPA standard: 10 mg/L).

Test irrigation water source — this is the primary pathway for PFAS to reach garden crops.

Free Report

Check your specific parcel in South Seaville

Get exact proximity distances to contamination sources for your specific parcel — plus soil, sun, drainage, and 1,112 plant recommendations.

Three things about your exact spot that zone averages miss:

Your soil pHYour frost-free daysYour sun & shade

We read public map data for this spot — soil, climate, flood, and parcel records. How we handle your address.

25+ data sources analyzed in seconds

Your Specific Parcel Matters

South Seaville Average

  • USDA Zones 6a-7b
  • Generic soil type for the area
  • State-average frost dates

YOUR Parcel

  • Your exact hardiness zone
  • Your SSURGO soil type & pH
  • Your sun exposure, cast in 3D

See MY Growing Report

Free Report

Read your specific parcel in South Seaville

Pull a site-specific report for your exact address in South Seaville, New Jersey — soil, sun, drainage, frost risk, and scored plant recommendations.

Three things about your exact spot that zone averages miss:

Your soil pHYour frost-free daysYour sun & shade

We read public map data for this spot — soil, climate, flood, and parcel records. How we handle your address.

25+ data sources analyzed in seconds

Key Growing Facts for South Seaville, New Jersey

  • USDA Hardiness Zones: 6a-7b (USDA PHZM 2023)
  • Last Hard Freeze (28°F): Mar 6 (town normal, NOAA 1991–2020 Climate Normals — light frosts can follow for a few weeks)
  • First Hard Freeze (28°F): Dec 17 (town normal, NOAA 1991–2020 Climate Normals — light frosts can arrive a few weeks earlier)
  • Days Between Hard Freezes: ~286 (town normal, NOAA 1991–2020 Climate Normals)
  • Land Area: 2K acres (US Census TIGER 2025)

Zone data: USDA ARS Plant Hardiness Zone Map 2023. Climate data: NOAA NCEI. Boundaries: US Census TIGER/Line 2025.

Frequently Asked Questions

What hardiness zone is South Seaville, New Jersey?

South Seaville sits in USDA hardiness zones 6a-7b, per the USDA Plant Hardiness Zone Map 2023. Zones reflect average annual extreme minimum temperatures from 1991–2020 weather data.

Is it too late to plant in South Seaville?

Almost never — the real question is what to plant next. Cool-season crops can go in from around Feb 6; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Mar 6 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Dec 17 — long-season crops need about 90 days of runway, quick greens only 30. With almost year-round growing weather, timing is about heat and rainfall more than frost — some bench is always in play.

When does frost risk typically end in South Seaville?

The last hard freeze (28°F) in South Seaville typically lands around Mar 6, per NOAA 1991–2020 climate normals — an earlier marker than the light-frost dates many planting charts quote. That marks the hard freeze, not the last light frost — light frosts can still bite for a few more weeks, so tender transplants usually wait another 2–3 weeks.

When is the first frost in South Seaville?

The first hard freeze (28°F) in South Seaville typically arrives around Dec 17, per NOAA 1991–2020 climate normals — the point most tender summer crops finish. Lighter frosts usually reach a couple of weeks earlier, so watch the forecast from late summer on and harvest or cover tender plants before the first cold night.

What vegetables grow in South Seaville?

South Seaville's zones 6a-7b support a wide range — strong performers include Tomato, Blueberry, Peach, Sweet Corn, and Cranberry. What actually takes on any one site comes down to its soil, sun, and drainage, and we score each plant against the real conditions at your address.

Which hardiness zone is South Seaville, really?

Officially, South Seaville sits in USDA zones 6a-7b (USDA PHZM 2023) — but a zone is a 30-year average of winter's coldest night across an area, and it can't see any one yard. A south-facing slope, a tree line, or a low frost pocket can shift a single site by half a zone either way, which is why neighboring gardeners often quote different numbers. We read the conditions at your exact address — soil, sun, slope, and frost — and score 1,112 plants against what's actually there.

Is the soil safe to grow vegetables in South Seaville?

The federal record around South Seaville runs heavier than most — 412 documented sites — 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 South Seaville?

As the season closes around the first 28°F hard freeze near Dec 17 (NOAA 1991–2020 climate normals), a few moves buy time: cover tender plants with floating row cover or an old sheet on still, clear nights, water the soil the afternoon before a freeze so it holds warmth overnight, and harvest frost-tender crops like tomatoes, peppers, and basil before the first hard night. Hardy greens and root crops shrug off light frost and often sweeten after it, so leave them in.

Everything on this page is a South Seaville average. Your yard writes its own version — we read soil, sun, drainage, and frost at your exact address. Try it for 14 days — no card required.