New Jersey Gardening Guide (2026)

Mid-Atlantic; humid. Cool-season turf, long shoulder season.

⏳ Garden countdownToday: Sep 25

USDA 2023 zones + NOAA 1991-2020 frost normals. Estimates — check your local forecast before planting.

USDA hardiness zone
6–7
Region
Northeast
Typical last spring frost
04/15
Typical first fall frost
10/20
Frost-free season
188 days
Lawn grass type
Cool-season

Quick answer (New Jersey): Most of the state gardens in USDA zones 6–7 with about a 188-day frost-free window. Plan around the typical last frost of 04/15; start warm-season crops indoors ~6 weeks earlier. Source: USDA Plant Hardiness Zone Map (2023) + state cooperative extension typical freeze dates.

Your New Jersey planting calendar

Pre-filled for New Jersey. Pick a crop to see indoor start, sow/transplant, and harvest dates you can print.

In New Jersey (typical zone 6–7), last frost ≈ Apr 15, first frost ≈ Oct 20 (188-day season), your Tomato plan:

Start seeds indoors
Mar 4
Sow / transplant outdoors
Apr 29
First harvest
Jul 8
Spacing / depth
24″ / 0.25″

Month-by-month (New Jersey, 2026)

MonthAction
Jan—
Feb—
MarStart indoors
AprSow · Transplant
May—
Jun—
JulHarvest
Aug—
Sep—
Oct—
Nov—
Dec—

Start indoors 6 weeks before last frost; transplant after soil warms. Zones 3–13 suitable. Dates are typical; confirm with your county extension and watch the 10-day forecast.

Lawns in New Jersey

Best grass types for your climate:

Kentucky BluegrassTall FescuePerennial RyegrassFine Fescue

Open the lawn care scheduler →

Common pests in New Jersey

The pests most reported in your region, with organic-first treatments:

Japanese BeetleTicksSlugs & Snails

Japanese Beetle

Targets
Roses, grapes, beans, basil, lawns
Signs
Metallic green-bronze beetles skeletonizing leaves; grubs in turf.
Organic / IPM first
Hand-pick into soapy water; milky spore and beneficial nematodes for grubs; neem.
Chemical option (follow label)
Carbaryl or imidacloprid (follow label); treat grubs in late summer.
Prevention
Row covers early season; avoid trapping lures that attract more.

What grows well in New Jersey

Crops suitable for zones 6–7:

CropTypeSpacingDays to harvest
TomatoWarm-season24″70
PepperWarm-season18″75
LettuceCool-season8″45
CarrotCool-season3″65
Green BeansWarm-season4″55
SpinachCool-season6″40
CucumberWarm-season12″55
ZucchiniWarm-season36″50
KaleCool-season12″55
BroccoliCool-season18″70

Figures are typical (30-year normals) from USDA and state extension services. Always confirm your local last/first freeze and product labels with your county extension before acting.

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