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

Planting zone for 72752 — Pettigrew, AR

ZIP code 72752 (Pettigrew, Madison County) is in USDA zone 7b: the coldest winter night averages 5 to 10 °F. The median last spring frost is April 13 and the first fall frost October 29.

Where ZIP 72752 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 13

First frostOct 29

2012 zone6b

Was 6b on the 2012 map — a full 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 Pettigrew, 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 Pettigrew, AR

JanFebMarAprMayJunJulAugSepOctNovDec

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

Last spring frostApril 13median — 50% chance of a later frost

Safe for tender plantsApril 28only 10% chance of frost after

First fall frostOctober 29median — 10% chance by Oct 16

Growing season199 daysfrost-free, median

A hard freeze (28 °F) usually ends around April 2 and returns around November 8.

From the NOAA station Kingston 2s, AR — 12 miles away, elevation 2,146 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 72752

JanFebMarAprMayJunJulAugSepOctNovDec

PeasSow outdoors · Mar 2 – Mar 16

SpinachSow outdoors · Mar 2 – Mar 23

Broccoli, cabbageStart indoors · Feb 2 – Feb 16

Broccoli, cabbageTransplant · Mar 23 – Apr 6

Onion setsPlant outdoors · Mar 16 – Mar 30

PotatoesPlant outdoors · Mar 23 – Apr 6

LettuceSow outdoors · Mar 16 – Mar 30

Carrots, beetsSow outdoors · Mar 23 – Apr 6

TomatoesStart indoors · Feb 16 – Mar 2

TomatoesTransplant · Apr 20 – May 4

Peppers, eggplantStart indoors · Feb 2 – Feb 16

Peppers, eggplantTransplant · Apr 27 – May 11

BeansSow outdoors · Apr 20 – May 4

Sweet cornSow outdoors · Apr 20 – May 4

Cucumbers, squashSow outdoors · Apr 20 – May 4

Fall lettuce, spinachSow outdoors · Sep 3 – Sep 17

GarlicPlant cloves · Oct 15 – Nov 19

Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Apr 13) and first fall frost (Oct 29) 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 72752 came on Feb 16 — 16 days earlier than the 1991–2020 average (Mar 4).

average
Mar 42026
Feb 16

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 Pettigrew, AR.

Soil in Pettigrew, AR

The soil mapped at the center of ZIP 72752 is Nella — very stony loam, well drained.

TextureVery stony loama good balance for most vegetables

pH5.0strongly acidic; most vegetables like 6.0–7.0

DrainageWell drainednatural drainage class

Organic matter2%moderate

Hydrologic groupBwater soaks in moderately

Farmland classNot prime farmlandUSDA classification

Map unit: Nella-Steprock-Mountainburg very stony loams, 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 72752; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Pettigrew, AR

Summer high85 °Faverage high, July

Winter low25 °Faverage low, January

Hot days16days a year at 90 °F or more

Freezing nights85nights a year at 32 °F or less

Growing degree days3,820base 50 °F — the season’s usable heat

Longest day14 h 35 mindaylight on June 21

Shortest day9 h 43 mindaylight on December 21

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

Precipitation55.6 inper year, rain and melted snow

Snowfall6 inper year; 5 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: Kingston 2s, AR (12 mi away); precipitation: St Paul 1 E, AR (12 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.

727607b

Saint Paul, AR · 8 mi

Arkansas planting zones →

Questions about 72752

What planting zone is ZIP code 72752?

ZIP code 72752 (Pettigrew, 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 Pettigrew, AR?

The median last spring frost (32 °F) near 72752 is April 13; after April 28 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Kingston 2s station.

When is the first frost in Pettigrew, AR?

The median first fall frost near 72752 is October 29, giving a median frost-free growing season of 199 days.

When should I plant tomatoes in 72752?

Start tomato seeds indoors around Feb 16 – Mar 2 and set transplants outside around Apr 20 – May 4, one to three weeks after the median last frost.

How much rain and snow does 72752 get?

About 55.6 inches of precipitation a year and 6 inches of snowfall (NOAA 1991–2020 normals, St Paul 1 E station).

How hot do summers get in Pettigrew, AR?

The average high peaks at 85 °F in July, with about 16 days a year at 90 °F or more.

What kind of soil does 72752 have?

The USDA soil survey maps Nella at the center of ZIP 72752: very stony loam, well drained, pH about 5.0 (strongly acidic).

Did spring come early in Pettigrew, AR in 2026?

Spring leaf-out near 72752 came on Feb 16 in 2026, 16 days earlier than the 1991–2020 average (Mar 4), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Pettigrew, AR?

Intermediate onions: the longest day near 72752 is 14 h 35 min, so day-neutral types bulb best; long-day varieties may not bulb fully.

Did the zone for 72752 change?

Yes. The 2012 USDA map put 72752 in zone 6b; the 2023 map puts it in zone 7b. The newer map uses 1991–2020 data and more weather stations.