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

Planting zone for 08048 — Lumberton, NJ

ZIP code 08048 (Lumberton, Burlington County) is in USDA zone 7b: the coldest winter night averages 5 to 10 °F. The median last spring frost is April 15 and the first fall frost October 28.

Where ZIP 08048 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.

Zone7b5 to 10 °F

Coldest night−15 to −12.2 °C

Last frostApr 15

First frostOct 28

2012 zone7a

Was 7a on the 2012 map — half a zone warmer now. The zone is the one at the center of the ZIP code; hilly ZIPs can span two zones. What zone 7b means →

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for Lumberton, 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 Lumberton, 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 2only 10% chance of frost after

First fall frostOctober 28median — 10% chance by Oct 12

Growing season195 daysfrost-free, median

A hard freeze (28 °F) usually ends around April 1 and returns around November 8.

From the NOAA station Mt Holly S Jersey Airport, NJ — 2 miles away, elevation 52 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 08048

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 08048 came on Mar 15 — 5 days earlier than the 1991–2020 average (Mar 20).

average
Mar 202026
Mar 15

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).

Native plants for zone 7b in New Jersey

605 plants native to the lower 48 states, recorded in New Jersey, and rated by the USDA to survive 5 °F or colder — the bottom of zone 7b. Each links to its USDA PLANTS profile.

Source: USDA, NRCS. 2026. The PLANTS Database (plants.usda.gov), National Plant Data Team — state distribution, native status and the “Temperature, Minimum” characteristic. Check light, moisture and soil needs before buying; local nurseries and your state native plant society can confirm what thrives in Lumberton, NJ.

Soil in Lumberton, NJ

The soil mapped at the center of ZIP 08048 is Fluvaquents — loam, somewhat poorly drained.

TextureLoama good balance for most vegetables

pH5.8moderately acidic; most vegetables like 6.0–7.0

DrainageSomewhat poorly drainedconsider raised beds

Organic matter3%moderate

Hydrologic groupB/Dmoderate when drained; wet otherwise

Farmland classNot prime farmlandUSDA classification

Map unit: Fluvaquents, loamy, 0 to 3 percent slopes, frequently flooded.

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 08048; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Lumberton, NJ

Summer high87 °Faverage high, July

Winter low25 °Faverage low, January

Hot days25days a year at 90 °F or more

Freezing nights99nights a year at 32 °F or less

Growing degree days3,591base 50 °F — the season’s usable heat

Longest day15 h 01 mindaylight on June 21

Shortest day9 h 20 mindaylight on December 21

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

Precipitation42.8 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: Mt Holly S Jersey Airport, NJ (2 mi away); precipitation: Mt Holly S Jersey Airport, NJ (2 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

2 of the 8 nearest ZIP codes are in a different zone — elevation and distance from water change winter lows quickly.

080367b

Hainesport, NJ · 2 mi

080607b

Mount Holly, NJ · 4 mi

080117b

Birmingham, NJ · 5 mi

080737b

Rancocas, NJ · 5 mi

080547b

Mount Laurel, NJ · 5 mi

080557a

Medford, NJ · 6 mi

080467b

Willingboro, NJ · 7 mi

080687a

Pemberton, NJ · 7 mi

New Jersey planting zones →

Questions about 08048

What planting zone is ZIP code 08048?

ZIP code 08048 (Lumberton, NJ) is in USDA hardiness zone 7b on the 2023 map: the coldest night of an average winter reaches 5 to 10 °F (−15 to −12.2 °C).

When is the last frost in Lumberton, NJ?

The median last spring frost (32 °F) near 08048 is April 15; after May 2 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Mt Holly S Jersey Airport station.

When is the first frost in Lumberton, NJ?

The median first fall frost near 08048 is October 28, giving a median frost-free growing season of 195 days.

When should I plant tomatoes in 08048?

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 08048 get?

About 42.8 inches of precipitation a year (NOAA 1991–2020 normals, Mt Holly S Jersey Airport station).

How hot do summers get in Lumberton, NJ?

The average high peaks at 87 °F in July, with about 25 days a year at 90 °F or more.

What kind of soil does 08048 have?

The USDA soil survey maps Fluvaquents at the center of ZIP 08048: loam, somewhat poorly drained, pH about 5.8 (moderately acidic).

Did spring come early in Lumberton, NJ in 2026?

Spring leaf-out near 08048 came on Mar 15 in 2026, 5 days earlier than the 1991–2020 average (Mar 20), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Lumberton, NJ?

Long-day onions: the longest day near 08048 is 15 h 01 min, so summer days reach 15+ hours, enough for long-day varieties (intermediate types work too).

Did the zone for 08048 change?

Yes. The 2012 USDA map put 08048 in zone 7a; the 2023 map puts it in zone 7b. The newer map uses 1991–2020 data and more weather stations.