Dean, Texas, sits in USDA hardiness zone 8a — a zone band wide enough that plant choice, not possibility, is the interesting question.
Expect cabbage, fig, california poppy, and collard greens to be strong candidates here; the deciding factors on any one parcel stay local — soil, sun, and drainage.
Even in Dean, no two yards are alike.
A low spot, a south-facing slope, or a stand of trees moves the frost date and sun across a single Dean lot. Enter your address and we'll score 1,086 plants against your land's actual soil, sun, and frost.
We read public map data around Dean — soil, climate, flood, and parcel records. How we handle your address.
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Dean — the short answer
Dean, Texas: USDA zone 8a, about 261 days between hard freezes, across 1K acres of city.
- USDA zone
- 8a
- USDA PHZM 2023
- Last hard freeze (28°F)
- Mar 8
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Nov 24
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~261
- NOAA 1991–2020 Climate Normals, 28°F — this town
- City area
- 1K acres
- US Census TIGER/Line 2025
Every figure names the dataset it came from. Hard-freeze dates are this town’s own 28°F normals: light frosts run a few weeks past them, and tender transplants usually wait 2–3 weeks after the last hard freeze.
Hardiness Zone Range
Zone 8a is Dean's average, not your lot's — a low corner or a tree line moves it. Against Dean's 261-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Dean
Each reading below is measured for Dean itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredDean runs about 261 days between hard freezes — close to year-round growing.
Frost is rarely the limit here; winter plantings are as real as summer ones, and the harder question is which crops shrug off the summer heat.
Grow cool-season crops through the mild winter, and choose heat-tolerant varieties for the summer beds.
NOAA 1991–2020 Climate Normals
Winter hardiness
MeasuredDean sits in USDA hardiness zone 8a.
The zone sets which perennials, shrubs, and fruit trees live through an average winter here — a plant rated for a colder zone is a safe bet, one rated warmer needs winter protection or gets treated as an annual.
Match perennials and fruit to the zone before you buy, so nothing you plant is a gamble against the cold.
USDA PHZM 2023
The kind of country Dean is in
Dean sits in the Central Great Plains — EPA Level III, inside the wider Great Plains. That is read at Dean's own centroid rather than borrowed from Clay County.
What Grows in Dean
Every plant below cleared Dean's own zone 8a and its 261-day season. Each card opens that plant's Texas profile. How we score.
Is it too late to plant in Dean?
For most of the year, no — what changes is which crops still fit the days remaining. Cool-season crops can go in from around Feb 8; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Mar 8 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Nov 24 — long-season crops need about 90 days of runway, quick greens only 30. In a climate this gentle, “too late” hardly applies — the question becomes which crops prefer the cooler months ahead.
What's on the federal record near Dean
Closest first, within ~10 miles of Dean. Listing isn't leaking, and distance isn't exposure.
- NUSTAR LOGISTICS WICHITA FALLS TERMINALBrownfields · 2.0 mi
- AMERICAN ONE STOPUnderground Storage Tanks · 2.1 mi
- WICHITA FALLS STATIONUnderground Storage Tanks · 2.4 mi
- HALLIBURTON SERVICESUnderground Storage Tanks · 2.6 mi
- IMC WASTE DISPOSALBrownfields · 2.8 mi
- WARNER ELEC-WICHITA CLUTCHUnderground Storage Tanks · 3.0 mi
- UPS WICHITA FALLSUnderground Storage Tanks · 3.0 mi
- LAMAR ADVERTISINGUnderground Storage Tanks · 3.0 mi
- AMAZONCOM SERVICES LLC - WTX8Brownfields · 3.1 mi
- AYRES OILUnderground Storage Tanks · 3.1 mi
- CHARLES A PETERS IIIUnderground Storage Tanks · 3.1 mi
- J & H TRUCKING COMPANYBrownfields · 3.1 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Dean's center, not your beds. Run your own address for what's upwind of you specifically.
Environmental Intelligence
The counts behind that headline — every source type on the record near Dean.
Total Sites
433
within ~10 miles of Dean
Risk Level
Elevated
Highest-severity
1 Superfund site (none NPL-listed)
Sources Checked
within ~10 miles of Dean
Severity Distribution
within ~10 miles of Dean
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Dean, Underground Storage Tanks runs higher than the national average — 347 sites within ~10 miles of Dean. It's not cause for alarm — it's worth knowing, and there's a sensible way to grow around it.
Underground Storage Tanks: Underground storage tanks are the single most common source of soil contamination near homes and gardens.
Use raised beds with imported soil — this eliminates the primary soil-contact pathway.
Check your specific parcel in Dean
Get exact proximity distances to contamination sources for your specific parcel — plus soil, sun, drainage, and 1,086 plant recommendations.
25+ data sources read at your address, not the Dean average
Your land is one point inside Dean
Everything above resolves to Dean as a whole — one PHZM band and one 28°F frost record, read across 1K acres. Your parcel is one point inside that footprint. Slope, tree cover, a low spot that pools cold air, and what is in the soil are all resolved at the address, and none of them are visible at city scale. That is the honest boundary of this page, and the reason the next step is a reading of your own ground rather than a better local average.
Your Lot vs the Dean Average
Dean Average
- ●USDA Zones 8a, averaged across Dean
- ●One soil character for all of Dean
- ●Frost dates read at Dean's scale: Mar 8 to Nov 24
YOUR Parcel
- ✓Your exact zone, not Dean's 8a
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Dean
Pull a site-specific report for your exact address in Dean, Texas — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Dean averages can't show:
We read public map data around Dean — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Dean average
How we know this about Dean
The datasets: hardiness from the USDA ARS Plant Hardiness Zone Map 2023, read at this city’s own centroid; hard-freeze dates from NOAA 1991–2020 28°F normals at Dean’s own record; boundaries and acreage from US Census TIGER/Line 2025; the contamination records from the federal sources named in their beats above. Soil is not read at city grain anywhere on this page — there is no city-resolution survey in our data, which is why you will find no soil grid here rather than a statewide one wearing a local label. The resolution ledger below names every figure this page inherited.
Common questions about Dean
When does frost risk typically end in Dean?
The last hard freeze (28°F) in Dean typically lands around Mar 8, per NOAA 1991–2020 climate normals — earlier than the light-frost dates most charts quote. That marks the hard freeze, not the last light frost — lighter frosts keep biting past it, which is why tender transplants here wait until about Mar 29.
When is the first frost in Dean?
The first hard freeze (28°F) in Dean typically arrives around Nov 24, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Nov 10, so the watching starts about Oct 25 — about 261 days after the spring freeze cleared.
How long is the growing season in Dean?
Measured between 28°F hard freezes, Dean sees about 261 frost-free days — roughly Mar 8 through Nov 24, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Mar 29 to Nov 10, about 226 days.
Is the soil safe to grow vegetables in Dean?
The federal record around Dean is a meaningful one — 433 documented sites, mostly Underground Storage Tanks entries (347), the nearest Brownfields record about 2.0 miles out — so a soil test before new food beds is a sensible precaution here, not a reason to hold back from growing. Remember that proximity to a documented site is information, not a diagnosis of any one yard; the contamination map shows exactly what sits where.
How do I protect my plants from frost in Dean?
From about Oct 25 the job here turns from planting to protecting — the last start even a 30-day crop can finish. As the season closes around the first 28°F hard freeze near Nov 24 (NOAA 1991–2020 climate normals), three moves buy time: row cover or an old sheet over tender plants on still, clear nights; water the soil the afternoon before a freeze, so it holds warmth overnight; and harvest tomatoes, peppers and basil before Nov 24. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Dean's scale — its 8a band and its 261-day season. Your yard writes its own version of Dean's numbers: we read soil, sun, drainage and frost at your exact address. Try it for 14 days — no card required.
What this page reads at Dean’s own scale
6 of the readings below were taken at Dean's own scale — its own ~261-day season between 28°F freezes, the 1,363 acres it covers and 433 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Dean's own USDA hardiness band, zones 8aUSDA PHZM 2023
- Dean's own 28°F hard-freeze dates, about Mar 8 and Nov 24 and the ~261-day span between themNOAA 1991–2020 Climate Normals
- 433 documented contamination sites on the federal record near Dean, the closest Brownfields record about 2.0 miles out from the town centreFederal environmental registers
- Dean's boundary and the 1,363 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 8a and a ~261-day seasonGrowable Ground crop-matching engine
- The ecoregion at Dean's own centroid, the Central Great PlainsUS EPA Level III Ecoregions
Inherited from a wider read
- Soil character — no town-scale survey exists, so Dean's 1,363 acres read through its county's SSURGO summaryfrom Clay County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Clay County
- The growing challenges every Texas grower plans around — written at state scale, so they stay on the state guidefrom Texas
- Butterfly and beetle records, and the farmland pesticide estimate — all published county-widefrom Clay County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Dean's 1,363 acreswhy one lot differs from the next →
- Which side of Dean you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 1,363 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Brownfields record about 2.0 miles out, measured from the town centrehow we read the record →
- Where cold air settles, which slopes face the sun, and which way the wind runs on your own ground — measured at your address, and averaged away by any Dean-wide figureread your own land →
More in Texas
Wider growing context
What grows across TexasDean sits outside our named growing regions, so Texas as a whole is its closest context here.
Nearby growing guides