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

Planting zone for 72130 — Prim, AR

ZIP code 72130 (Prim, Cleburne County) is in USDA zone 7b: the coldest winter night averages 5 to 10 °F. The median last spring frost is March 31 and the first fall frost November 6.

Where ZIP 72130 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 frostMar 31

First frostNov 6

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 Prim, AR…

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 Prim, AR

JanFebMarAprMayJunJulAugSepOctNovDec

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

Last spring frostMarch 31median — 50% chance of a later frost

Safe for tender plantsApril 16only 10% chance of frost after

First fall frostNovember 6median — 10% chance by Oct 26

Growing season222 daysfrost-free, median

A hard freeze (28 °F) usually ends around March 16 and returns around November 19.

From the NOAA station Greers Ferry Dam, AR — 10 miles away, elevation 528 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 72130

JanFebMarAprMayJunJulAugSepOctNovDec

PeasSow outdoors · Feb 17 – Mar 3

SpinachSow outdoors · Feb 17 – Mar 10

Broccoli, cabbageStart indoors · Jan 20 – Feb 3

Broccoli, cabbageTransplant · Mar 10 – Mar 24

Onion setsPlant outdoors · Mar 3 – Mar 17

PotatoesPlant outdoors · Mar 10 – Mar 24

LettuceSow outdoors · Mar 3 – Mar 17

Carrots, beetsSow outdoors · Mar 10 – Mar 24

TomatoesStart indoors · Feb 3 – Feb 17

TomatoesTransplant · Apr 7 – Apr 21

Peppers, eggplantStart indoors · Jan 20 – Feb 3

Peppers, eggplantTransplant · Apr 14 – Apr 28

BeansSow outdoors · Apr 7 – Apr 21

Sweet cornSow outdoors · Apr 7 – Apr 21

Cucumbers, squashSow outdoors · Apr 7 – Apr 21

Fall lettuce, spinachSow outdoors · Sep 11 – Sep 25

GarlicPlant cloves · Oct 23 – Nov 27

Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Mar 31) and first fall frost (Nov 6) 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 72130 came on Feb 17 — 11 days earlier than the 1991–2020 average (Feb 28).

average
Feb 282026
Feb 17

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 Arkansas

505 plants native to the lower 48 states, recorded in Arkansas, 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 Prim, AR.

Soil in Prim, AR

The soil mapped at the center of ZIP 72130 is Steprock — stony fine sandy loam, well drained.

TextureStony fine sandy loamdrains and warms fast; dries out and needs more feeding

pH5.6moderately acidic; most vegetables like 6.0–7.0

DrainageWell drainednatural drainage class

Organic matter1.25%low — add compost

Hydrologic groupCwater soaks in slowly

Farmland classNot prime farmlandUSDA classification

Map unit: Steprock-Mountainburg-Rock outcrop complex, 40 to 60 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 72130; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Prim, AR

Summer high91 °Faverage high, July

Winter low28 °Faverage low, January

Hot days54days a year at 90 °F or more

Freezing nights74nights a year at 32 °F or less

Growing degree days4,824base 50 °F — the season’s usable heat

Longest day14 h 34 mindaylight on June 21

Shortest day9 h 44 mindaylight on December 21

Onions to growIntermediateday-neutral types bulb best; long-day varieties may not bulb fully

Precipitation53.4 inper year, rain and melted snow

Snowfall3 inper year; 2 days with snow on the ground

Average high and low, by month

Precipitation by month inches · ❄ = snowfall

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Greers Ferry Dam, AR (10 mi away); precipitation: Greers Ferry Dam, AR (10 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

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

Heber Springs, AR · 9 mi

720677b

Higden, AR · 9 mi

725817b

Tumbling Shoals, AR · 9 mi

725237b

Concord, AR · 12 mi

720887b

Fairfield Bay, AR · 12 mi

Arkansas planting zones →

Questions about 72130

What planting zone is ZIP code 72130?

ZIP code 72130 (Prim, AR) 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 Prim, AR?

The median last spring frost (32 °F) near 72130 is March 31; after April 16 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Greers Ferry Dam station.

When is the first frost in Prim, AR?

The median first fall frost near 72130 is November 6, giving a median frost-free growing season of 222 days.

When should I plant tomatoes in 72130?

Start tomato seeds indoors around Feb 3 – Feb 17 and set transplants outside around Apr 7 – Apr 21, one to three weeks after the median last frost.

How much rain and snow does 72130 get?

About 53.4 inches of precipitation a year and 3 inches of snowfall (NOAA 1991–2020 normals, Greers Ferry Dam station).

How hot do summers get in Prim, AR?

The average high peaks at 91 °F in July, with about 54 days a year at 90 °F or more.

What kind of soil does 72130 have?

The USDA soil survey maps Steprock at the center of ZIP 72130: stony fine sandy loam, well drained, pH about 5.6 (moderately acidic).

Did spring come early in Prim, AR in 2026?

Spring leaf-out near 72130 came on Feb 17 in 2026, 11 days earlier than the 1991–2020 average (Feb 28), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Prim, AR?

Intermediate onions: the longest day near 72130 is 14 h 34 min, so day-neutral types bulb best; long-day varieties may not bulb fully.

Did the zone for 72130 change?

Yes. The 2012 USDA map put 72130 in zone 7a; the 2023 map puts it in zone 7b. The newer map uses 1991–2020 data and more weather stations.