Data: 2023 USDA zones (PRISM/OSU) · NOAA 1991–2020 normals · updated Oct 29, 2026

Planting zone for 07424 — Little Falls, NJ

ZIP code 07424 (Little Falls, Passaic County) is in USDA zone 7a: the coldest winter night averages 0 to 5 °F. The median last spring frost is April 15 and the first fall frost October 28.

Where ZIP 07424 is

Outlined: the ZIP code area · tap the map for the zone at any spot · scroll or pinch to zoom

Not the official USDA Plant Hardiness Zone Map. Zones come from the 2023 USDA hardiness-zone data by the PRISM Group, Oregon State University; we re-mapped and recolored them. The official map is at planthardiness.ars.usda.gov.

Zone7a0 to 5 °F

Coldest night−17.8 to −15 °C

Last frostApr 15

First frostOct 28

2012 zone7a

Same zone as on the 2012 map. The zone is the one at the center of the ZIP code; hilly ZIPs can span two zones. What zone 7a means →

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for Little Falls, NJ…

Forecast data: National Weather Service (api.weather.gov), public domain. This is not a warning service — for official frost and freeze warnings see weather.gov.

Frost dates in Little Falls, NJ

JanFebMarAprMayJunJulAugSepOctNovDec

Blue: frost possible · fading green: frost risk falling or rising (90% → 10%) · green: frost-free

Last spring frostApril 15median — 50% chance of a later frost

Safe for tender plantsMay 1only 10% chance of frost after

First fall frostOctober 28median — 10% chance by Oct 13

Growing season195 daysfrost-free, median

A hard freeze (28 °F) usually ends around April 2 and returns around November 7.

From the NOAA station Little Falls, NJ — within 1 mile, elevation 151 ft. NOAA NCEI U.S. Climate Normals 1991–2020, 32 °F threshold. Low spots and valleys can freeze later in spring than the station.

When to plant vegetables in 07424

JanFebMarAprMayJunJulAugSepOctNovDec

PeasSow outdoors · Mar 4 – Mar 18

SpinachSow outdoors · Mar 4 – Mar 25

Broccoli, cabbageStart indoors · Feb 4 – Feb 18

Broccoli, cabbageTransplant · Mar 25 – Apr 8

Onion setsPlant outdoors · Mar 18 – Apr 1

PotatoesPlant outdoors · Mar 25 – Apr 8

LettuceSow outdoors · Mar 18 – Apr 1

Carrots, beetsSow outdoors · Mar 25 – Apr 8

TomatoesStart indoors · Feb 18 – Mar 4

TomatoesTransplant · Apr 22 – May 6

Peppers, eggplantStart indoors · Feb 4 – Feb 18

Peppers, eggplantTransplant · Apr 29 – May 13

BeansSow outdoors · Apr 22 – May 6

Sweet cornSow outdoors · Apr 22 – May 6

Cucumbers, squashSow outdoors · Apr 22 – May 6

Fall lettuce, spinachSow outdoors · Sep 2 – Sep 16

GarlicPlant cloves · Oct 14 – Nov 18

Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Apr 15) and first fall frost (Oct 28) with the rules of thumb U.S. extension services publish. Cool-season crops take a light frost; warm-season crops do best once the soil is above about 60 °F.

When spring arrived in 2026

In 2026, spring leaf-out near 07424 came on Mar 27 — 3 days earlier than the 1991–2020 average (Mar 30).

average
Mar 302026
Mar 27

JanFebMarAprMayJun

The Spring Index marks the day when accumulated warmth is enough for lilac and honeysuckle to leaf out — a widely used signal that the growing season has started. Source: USA National Phenology Network, www.usanpn.org — Spring Indices, first leaf, 2026 (data as of 2026-09-08) and 30-year average 1991–2020 (CC BY 4.0).

Soil in Little Falls, NJ

The soil mapped at the center of ZIP 07424 is Holyoke — slightly decomposed plant material, well drained.

TextureSlightly decomposed plant materialtop layer

pH4.0strongly acidic; most vegetables like 6.0–7.0

DrainageWell drainednatural drainage class

Organic matter80.37%high

Hydrologic groupDwater soaks in very slowly

Farmland classNot prime farmlandUSDA classification

Map unit: Holyoke-Rock outcrop complex, 3 to 15 percent slopes.

Soil Survey Staff, Natural Resources Conservation Service, USDA. Soil Survey Geographic (SSURGO) Database, via Soil Data Access, accessed 2026-10-29. The soil at the center point of ZIP 07424; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Little Falls, NJ

Summer high87 °Faverage high, July

Winter low22 °Faverage low, January

Hot days22days a year at 90 °F or more

Freezing nights117nights a year at 32 °F or less

Growing degree days3,368base 50 °F — the season’s usable heat

Longest day15 h 07 mindaylight on June 21

Shortest day9 h 14 mindaylight on December 21

Onions to growLong-daysummer days reach 15+ hours, enough for long-day varieties (intermediate types work too)

Precipitation50.6 inper year, rain and melted snow

Average high and low, by month

Precipitation by month inches

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Little Falls, NJ (within 1 mile); precipitation: Little Falls Twp 0.5 Wnw, NJ (within 1 mile). Daylight is calculated from latitude.

Nearby ZIP codes

All 8 nearest ZIP codes share zone 7a.

Cedar Grove, NJ · 2 mi

New Jersey planting zones →

Questions about 07424

What planting zone is ZIP code 07424?

ZIP code 07424 (Little Falls, NJ) is in USDA hardiness zone 7a on the 2023 map: the coldest night of an average winter reaches 0 to 5 °F (−17.8 to −15 °C).

When is the last frost in Little Falls, NJ?

The median last spring frost (32 °F) near 07424 is April 15; after May 1 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Little Falls station.

When is the first frost in Little Falls, NJ?

The median first fall frost near 07424 is October 28, giving a median frost-free growing season of 195 days.

When should I plant tomatoes in 07424?

Start tomato seeds indoors around Feb 18 – Mar 4 and set transplants outside around Apr 22 – May 6, one to three weeks after the median last frost.

How much rain and snow does 07424 get?

About 50.6 inches of precipitation a year (NOAA 1991–2020 normals, Little Falls Twp 0.5 Wnw station).

How hot do summers get in Little Falls, NJ?

The average high peaks at 87 °F in July, with about 22 days a year at 90 °F or more.

What kind of soil does 07424 have?

The USDA soil survey maps Holyoke at the center of ZIP 07424: slightly decomposed plant material, well drained, pH about 4.0 (strongly acidic).

Did spring come early in Little Falls, NJ in 2026?

Spring leaf-out near 07424 came on Mar 27 in 2026, 3 days earlier than the 1991–2020 average (Mar 30), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Little Falls, NJ?

Long-day onions: the longest day near 07424 is 15 h 07 min, so summer days reach 15+ hours, enough for long-day varieties (intermediate types work too).