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

Planting zone for 35147 — Sterrett, AL

ZIP code 35147 (Sterrett, Shelby County) is in USDA zone 8a: the coldest winter night averages 10 to 15 °F. The median last spring frost is March 31 and the first fall frost November 2.

Where ZIP 35147 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.

Zone8a10 to 15 °F

Coldest night−12.2 to −9.4 °C

Last frostMar 31

First frostNov 2

2012 zone8a

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 8a means →

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for Sterrett, AL…

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 Sterrett, AL

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 2median — 10% chance by Oct 20

Growing season216 daysfrost-free, median

A hard freeze (28 °F) usually ends around March 16 and returns around November 12.

From the NOAA station Childersburg Wtp, AL — 14 miles away, elevation 417 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 35147

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 7 – Sep 21

GarlicPlant cloves · Oct 19 – Nov 23

Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Mar 31) and first fall frost (Nov 2) 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 35147 came on Feb 13 — 5 days later than the 1991–2020 average (Feb 8).

average
Feb 82026
Feb 13

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 8a in Alabama

550 plants native to the lower 48 states, recorded in Alabama, and rated by the USDA to survive 10 °F or colder — the bottom of zone 8a. 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 Sterrett, AL.

Soil in Sterrett, AL

The soil mapped at the center of ZIP 35147 is Nella — cobbly fine sandy loam, well drained.

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

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

DrainageWell drainednatural drainage class

Organic matter1.75%low — add compost

Hydrologic groupBwater soaks in moderately

Farmland classNot prime farmlandUSDA classification

Map unit: Nella-Mountainburg association, steep.

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 35147; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Sterrett, AL

Summer high93 °Faverage high, July

Winter low34 °Faverage low, January

Hot days87days a year at 90 °F or more

Freezing nights58nights a year at 32 °F or less

Growing degree days5,871base 50 °F — the season’s usable heat

Longest day14 h 22 mindaylight on June 21

Shortest day9 h 56 mindaylight on December 21

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

Precipitation58.6 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: Childersburg Wtp, AL (14 mi away); precipitation: Lake Purdy 3.6 Ene, AL (6 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.

Harpersville, AL · 8 mi

352428b

Birmingham, AL · 8 mi

350438b

Chelsea, AL · 11 mi

351868a

Wilsonville, AL · 11 mi

Alabama planting zones →

Questions about 35147

What planting zone is ZIP code 35147?

ZIP code 35147 (Sterrett, AL) is in USDA hardiness zone 8a on the 2023 map: the coldest night of an average winter reaches 10 to 15 °F (−12.2 to −9.4 °C).

When is the last frost in Sterrett, AL?

The median last spring frost (32 °F) near 35147 is March 31; after April 16 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Childersburg Wtp station.

When is the first frost in Sterrett, AL?

The median first fall frost near 35147 is November 2, giving a median frost-free growing season of 216 days.

When should I plant tomatoes in 35147?

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 35147 get?

About 58.6 inches of precipitation a year (NOAA 1991–2020 normals, Lake Purdy 3.6 Ene station).

How hot do summers get in Sterrett, AL?

The average high peaks at 93 °F in July, with about 87 days a year at 90 °F or more.

What kind of soil does 35147 have?

The USDA soil survey maps Nella at the center of ZIP 35147: cobbly fine sandy loam, well drained, pH about 5.0 (strongly acidic).

Did spring come early in Sterrett, AL in 2026?

Spring leaf-out near 35147 came on Feb 13 in 2026, 5 days later than the 1991–2020 average (Feb 8), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Sterrett, AL?

Intermediate onions: the longest day near 35147 is 14 h 22 min, so day-neutral types bulb best; long-day varieties may not bulb fully.