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

Planting zone for 79229 — Dickens, TX

ZIP code 79229 (Dickens, Dickens County) is in USDA zone 8a: the coldest winter night averages 10 to 15 °F. The median last spring frost is April 6 and the first fall frost November 4.

Where ZIP 79229 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 frostApr 6

First frostNov 4

2012 zone7b

Was 7b 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 8a means →

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for Dickens, TX…

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 Dickens, TX

JanFebMarAprMayJunJulAugSepOctNovDec

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

Last spring frostApril 6median — 50% chance of a later frost

Safe for tender plantsApril 24only 10% chance of frost after

First fall frostNovember 4median — 10% chance by Oct 20

Growing season209 daysfrost-free, median

A hard freeze (28 °F) usually ends around March 25 and returns around November 12.

From the NOAA station Spur, TX — 15 miles away, elevation 2,297 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 79229

JanFebMarAprMayJunJulAugSepOctNovDec

PeasSow outdoors · Feb 23 – Mar 9

SpinachSow outdoors · Feb 23 – Mar 16

Broccoli, cabbageStart indoors · Jan 26 – Feb 9

Broccoli, cabbageTransplant · Mar 16 – Mar 30

Onion setsPlant outdoors · Mar 9 – Mar 23

PotatoesPlant outdoors · Mar 16 – Mar 30

LettuceSow outdoors · Mar 9 – Mar 23

Carrots, beetsSow outdoors · Mar 16 – Mar 30

TomatoesStart indoors · Feb 9 – Feb 23

TomatoesTransplant · Apr 13 – Apr 27

Peppers, eggplantStart indoors · Jan 26 – Feb 9

Peppers, eggplantTransplant · Apr 20 – May 4

BeansSow outdoors · Apr 13 – Apr 27

Sweet cornSow outdoors · Apr 13 – Apr 27

Cucumbers, squashSow outdoors · Apr 13 – Apr 27

Fall lettuce, spinachSow outdoors · Sep 9 – Sep 23

GarlicPlant cloves · Oct 21 – Nov 25

Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (Apr 6) and first fall frost (Nov 4) 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 79229 came on Feb 8 — 5 days earlier than the 1991–2020 average (Feb 13).

average
Feb 132026
Feb 8

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 Texas

601 plants native to the lower 48 states, recorded in Texas, 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 Dickens, TX.

Soil in Dickens, TX

The soil mapped at the center of ZIP 79229 is Miles — fine sandy loam, well drained.

TextureFine sandy loamdrains and warms fast; dries out and needs more feeding

pH7.0neutral; most vegetables like 6.0–7.0

DrainageWell drainednatural drainage class

Organic matter0.75%low — add compost

Hydrologic groupBwater soaks in moderately

Farmland classFarmland of statewide importanceUSDA classification

Map unit: Miles fine sandy loam, 0 to 1 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 79229; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Dickens, TX

Summer high95 °Faverage high, July

Winter low27 °Faverage low, January

Hot days101days a year at 90 °F or more

Freezing nights89nights a year at 32 °F or less

Growing degree days5,201base 50 °F — the season’s usable heat

Longest day14 h 23 mindaylight on June 21

Shortest day9 h 55 mindaylight on December 21

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

Precipitation22.9 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: Spur, TX (15 mi away); precipitation: Dickens 1.5 W, TX (7 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

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

792207b

Afton, TX · 7 mi

792567b

Roaring Springs, TX · 16 mi

Dougherty, TX · 26 mi

793227b

Crosbyton, TX · 27 mi

Texas planting zones →

Questions about 79229

What planting zone is ZIP code 79229?

ZIP code 79229 (Dickens, TX) 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 Dickens, TX?

The median last spring frost (32 °F) near 79229 is April 6; after April 24 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Spur station.

When is the first frost in Dickens, TX?

The median first fall frost near 79229 is November 4, giving a median frost-free growing season of 209 days.

When should I plant tomatoes in 79229?

Start tomato seeds indoors around Feb 9 – Feb 23 and set transplants outside around Apr 13 – Apr 27, one to three weeks after the median last frost.

How much rain and snow does 79229 get?

About 22.9 inches of precipitation a year (NOAA 1991–2020 normals, Dickens 1.5 W station).

How hot do summers get in Dickens, TX?

The average high peaks at 95 °F in July, with about 101 days a year at 90 °F or more.

What kind of soil does 79229 have?

The USDA soil survey maps Miles at the center of ZIP 79229: fine sandy loam, well drained, pH about 7.0 (neutral).

Did spring come early in Dickens, TX in 2026?

Spring leaf-out near 79229 came on Feb 8 in 2026, 5 days earlier than the 1991–2020 average (Feb 13), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Dickens, TX?

Intermediate onions: the longest day near 79229 is 14 h 23 min, so day-neutral types bulb best; long-day varieties may not bulb fully.

Did the zone for 79229 change?

Yes. The 2012 USDA map put 79229 in zone 7b; the 2023 map puts it in zone 8a. The newer map uses 1991–2020 data and more weather stations.