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

Planting zone for 38722 — Arcola, MS

ZIP code 38722 (Arcola, Washington County) is in USDA zone 8b: the coldest winter night averages 15 to 20 °F. The median last spring frost is March 11 and the first fall frost November 16.

Where ZIP 38722 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.

Zone8b15 to 20 °F

Coldest night−9.4 to −6.7 °C

Last frostMar 11

First frostNov 16

2012 zone8a

Was 8a 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 8b means →

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for Arcola, MS…

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 Arcola, MS

JanFebMarAprMayJunJulAugSepOctNovDec

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

Last spring frostMarch 11median — 50% chance of a later frost

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

First fall frostNovember 16median — 10% chance by Nov 1

Growing season250 daysfrost-free, median

A hard freeze (28 °F) usually ends around February 27 and returns around December 1.

From the NOAA station Stoneville Exp Stn, MS — 12 miles away, elevation 128 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 38722

JanFebMarAprMayJunJulAugSepOctNovDec

PeasSow outdoors · Jan 28 – Feb 11

SpinachSow outdoors · Jan 28 – Feb 18

Broccoli, cabbageStart indoors · Dec 31 – Jan 14

Broccoli, cabbageTransplant · Feb 18 – Mar 4

Onion setsPlant outdoors · Feb 11 – Feb 25

PotatoesPlant outdoors · Feb 18 – Mar 4

LettuceSow outdoors · Feb 11 – Feb 25

Carrots, beetsSow outdoors · Feb 18 – Mar 4

TomatoesStart indoors · Jan 14 – Jan 28

TomatoesTransplant · Mar 18 – Apr 1

Peppers, eggplantStart indoors · Dec 31 – Jan 14

Peppers, eggplantTransplant · Mar 25 – Apr 8

BeansSow outdoors · Mar 18 – Apr 1

Sweet cornSow outdoors · Mar 18 – Apr 1

Cucumbers, squashSow outdoors · Mar 18 – Apr 1

Fall lettuce, spinachSow outdoors · Sep 21 – Oct 5

GarlicPlant cloves · Nov 2 – Dec 7

Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Mar 11) and first fall frost (Nov 16) 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 38722 came on Feb 12 — 5 days later than the 1991–2020 average (Feb 7).

average
Feb 72026
Feb 12

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 8b in Mississippi

526 plants native to the lower 48 states, recorded in Mississippi, and rated by the USDA to survive 15 °F or colder — the bottom of zone 8b. 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 Arcola, MS.

Soil in Arcola, MS

The soil mapped at the center of ZIP 38722 is Commerce — very fine sandy loam, somewhat poorly drained.

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

pH6.3slightly acidic; most vegetables like 6.0–7.0

DrainageSomewhat poorly drainedconsider raised beds

Organic matter0.7%low — add compost

Hydrologic groupBwater soaks in moderately

Farmland classprime farmlandUSDA classification

Map unit: Commerce very fine sandy loam, 0 to 2 percent slopes, rarely 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 38722; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Arcola, MS

Summer high93 °Faverage high, August

Winter low34 °Faverage low, January

Hot days86days a year at 90 °F or more

Freezing nights44nights a year at 32 °F or less

Growing degree days5,955base 50 °F — the season’s usable heat

Longest day14 h 21 mindaylight on June 21

Shortest day9 h 57 mindaylight on December 21

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

Precipitation56.3 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: Stoneville Exp Stn, MS (12 mi away); precipitation: Leland 3.3 Ene, MS (12 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

All 8 nearest ZIP codes share zone 8b.

387048b

Greenville, MS · 2 mi

387488b

Hollandale, MS · 7 mi

387018b

Greenville, MS · 9 mi

Stoneville, MS · 12 mi

390618b

Delta City, MS · 13 mi

387028b

Greenville, MS · 13 mi

Mississippi planting zones →

Questions about 38722

What planting zone is ZIP code 38722?

ZIP code 38722 (Arcola, MS) is in USDA hardiness zone 8b on the 2023 map: the coldest night of an average winter reaches 15 to 20 °F (−9.4 to −6.7 °C).

When is the last frost in Arcola, MS?

The median last spring frost (32 °F) near 38722 is March 11; after March 28 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Stoneville Exp Stn station.

When is the first frost in Arcola, MS?

The median first fall frost near 38722 is November 16, giving a median frost-free growing season of 250 days.

When should I plant tomatoes in 38722?

Start tomato seeds indoors around Jan 14 – Jan 28 and set transplants outside around Mar 18 – Apr 1, one to three weeks after the median last frost.

How much rain and snow does 38722 get?

About 56.3 inches of precipitation a year (NOAA 1991–2020 normals, Leland 3.3 Ene station).

How hot do summers get in Arcola, MS?

The average high peaks at 93 °F in August, with about 86 days a year at 90 °F or more.

What kind of soil does 38722 have?

The USDA soil survey maps Commerce at the center of ZIP 38722: very fine sandy loam, somewhat poorly drained, pH about 6.3 (slightly acidic).

Did spring come early in Arcola, MS in 2026?

Spring leaf-out near 38722 came on Feb 12 in 2026, 5 days later than the 1991–2020 average (Feb 7), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Arcola, MS?

Intermediate onions: the longest day near 38722 is 14 h 21 min, so day-neutral types bulb best; long-day varieties may not bulb fully.

Did the zone for 38722 change?

Yes. The 2012 USDA map put 38722 in zone 8a; the 2023 map puts it in zone 8b. The newer map uses 1991–2020 data and more weather stations.