What Grows in Ringoes, New Jersey

USDA Zones 6a-7b · 1K acres

Ringoes, New Jersey, sits in USDA hardiness zones 6a-7b — a band that supports both cool-season staples and warm-season crops chosen to fit the local frost window.

The conditions favor tomato, blueberry, peach, and sweet corn, among others — though every individual site edits that list with its own soil, sun, and drainage.

Score your parcel · free

Even in Ringoes, 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 Ringoes 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 24

Town normal — light frosts run a few weeks later

First Hard Freeze (28°F)

Nov 26

Town normal — light frosts arrive a few weeks earlier

Town Area

1K acres

Hardiness Zone Range

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

Zone maps are averages across Ringoes. 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 Ringoes?

Rarely: the season closes in stages, not all at once, and each stage has its crops. Cool-season crops can go in from around Feb 24; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Mar 24 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Nov 26 — long-season crops need about 90 days of runway, quick greens only 30. There is slack in a calendar like this — late plantings, second rounds of favorites, and a fall bench that keeps beds working.

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

753

within ~10 miles of Ringoes

Risk Level

High

Highest-severity

15 Superfund sites

Severity Distribution

within ~10 miles of Ringoes

High19Moderate391Low343

Highest-Severity Sites

Flemington Coal Gas Site
Superfund · Superfund (Non-NPL)
Flemington Furs
Superfund · Superfund (Non-NPL)
Flemington - Raritan Lf
Superfund · Superfund (Non-NPL)
Flemington Water Department
PFAS Sampling · PFAS Detected
Four Seasons Cleaners
Superfund · Superfund (Non-NPL)

A note from Gnorman

What an experienced grower watches for around here

In and around Ringoes, two things run higher than the national average — Superfund (15 sites) and Nitrate (312 sites). Knowing it is half the work — and it's nothing a thoughtful grower can't plan for.

Superfund: Superfund sites represent the most severe contamination in the federal system.

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

Commission professional soil testing before any food production (test for heavy metals, VOCs, and SVOCs).

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

Free Report

Check your specific parcel in Ringoes

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

Ringoes 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 Ringoes

Pull a site-specific report for your exact address in Ringoes, 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 Ringoes, New Jersey

  • USDA Hardiness Zones: 6a-7b (USDA PHZM 2023)
  • Last Hard Freeze (28°F): Mar 24 (town normal, NOAA 1991–2020 Climate Normals — light frosts can follow for a few weeks)
  • First Hard Freeze (28°F): Nov 26 (town normal, NOAA 1991–2020 Climate Normals — light frosts can arrive a few weeks earlier)
  • Days Between Hard Freezes: ~247 (town normal, NOAA 1991–2020 Climate Normals)
  • Land Area: 1K 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 Ringoes, New Jersey?

Ringoes 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 Ringoes?

Rarely: the season closes in stages, not all at once, and each stage has its crops. Cool-season crops can go in from around Feb 24; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Mar 24 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Nov 26 — long-season crops need about 90 days of runway, quick greens only 30. There is slack in a calendar like this — late plantings, second rounds of favorites, and a fall bench that keeps beds working.

When does frost risk typically end in Ringoes?

The last hard freeze (28°F) in Ringoes typically lands around Mar 24, 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 Ringoes?

The first hard freeze (28°F) in Ringoes typically arrives around Nov 26, 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 Ringoes?

Ringoes'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 Ringoes, really?

Officially, Ringoes 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 Ringoes?

The federal record around Ringoes runs heavier than most — 753 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 Ringoes?

As the season closes around the first 28°F hard freeze near Nov 26 (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 Ringoes 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.