Brazoria, Texas, sits in USDA hardiness zone 9b — room for a real mix of vegetables, fruit, and perennials matched to the local frost calendar.
A short list that earns its place here — okra, meyer lemon, california poppy, and artichoke — with any one site's soil, sun, and drainage making the final cut.
Even in Brazoria, 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 Brazoria 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 Brazoria — soil, climate, flood, and parcel records. How we handle your address.
No card required · your full report in seconds
Brazoria — the short answer
Brazoria, Texas: USDA zone 9b, about 321 days between hard freezes, across 2K acres of city.
- USDA zone
- 9b
- USDA PHZM 2023
- Last hard freeze (28°F)
- Jan 26
- Brazoria County normal — NOAA 1991–2020, nearest to this town
- First hard freeze (28°F)
- Dec 13
- Brazoria County normal — NOAA 1991–2020, nearest to this town
- Days between freezes
- ~321
- Brazoria County normal — NOAA 1991–2020, nearest to this town
- City area
- 2K acres
- US Census TIGER/Line 2025
Every figure names the dataset it came from. No 30-year normal resolves at this town’s own centroid, so the hard-freeze dates are Brazoria County’s — the closest measured record, labelled as such rather than passed off as local.
Hardiness Zone Range
Zone 9b is Brazoria's average, not your lot's — a low corner or a tree line moves it. Against Brazoria's 321-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Brazoria
Each reading below is measured for Brazoria itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
From county recordsBrazoria runs about 321 days between hard freezes (read from Brazoria County, the closest normal to Brazoria) — 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
MeasuredBrazoria sits in USDA hardiness zone 9b.
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 Brazoria is in
Brazoria sits in the Western Gulf Coastal Plain — EPA Level III, inside the wider Great Plains. That is read at Brazoria's own centroid rather than borrowed from Brazoria County.
What Grows in Brazoria
Every plant below cleared Brazoria's own zone 9b and its 321-day season. Each card opens that plant's Texas profile. How we score.
Is it too late to plant in Brazoria?
Rarely: the season closes in stages, not all at once, and each stage has its crops. Cool-season crops can go in from around Jan 1; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Jan 26 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Dec 13 — 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 Brazoria
Closest first, within ~10 miles of Brazoria. Listing isn't leaking, and distance isn't exposure.
- CITY OF BRAZORIAUnderground Storage Tanks · 800 ft
- STOP N DRIVE 35Underground Storage Tanks · 1700 ft
- CORNER STOP FOOD MARTUnderground Storage Tanks · 1700 ft
- DAVIS TIRE & AUTOMOTIVE SERVICEUnderground Storage Tanks · 1700 ft
- MOBIL OILUnderground Storage Tanks · 1900 ft
- MR RADIATORUnderground Storage Tanks · 2000 ft
- BH-65-60-501Nitrate · 2100 ft
- BRAZORIA TELEPHONEUnderground Storage Tanks · 2300 ft
- FAMILY DOLLAR #5067Brownfields · 2400 ft
- BRAZOS FOOD MARTUnderground Storage Tanks · 2600 ft
- LONE STAR BEER DISTUnderground Storage Tanks · 0.5 mi
- E-Z MART 18Underground Storage Tanks · 0.5 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Brazoria'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 Brazoria.
Total Sites
216
within ~10 miles of Brazoria
Risk Level
Elevated
Highest-severity
1 Superfund site (none NPL-listed)
Sources Checked
within ~10 miles of Brazoria
Severity Distribution
within ~10 miles of Brazoria
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Brazoria, two things run higher than the national average within ~10 miles of Brazoria — PFAS (4 sites) and Underground Storage Tanks (149 sites). It's not cause for alarm — it's worth knowing, and there's a sensible way to grow around it.
PFAS: PFAS (per- and polyfluoroalkyl substances) are called "forever chemicals" because they do not biodegrade.
Underground Storage Tanks: Underground storage tanks are the single most common source of soil contamination near homes and gardens.
Test irrigation water source — this is the primary pathway for PFAS to reach garden crops.
Use raised beds with imported soil — this eliminates the primary soil-contact pathway.
Check your specific parcel in Brazoria
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 Brazoria average
Your land is one point inside Brazoria
Everything above resolves to Brazoria as a whole — one PHZM band, read across 2K acres, with hard-freeze dates borrowed from Brazoria County’s record because no 30-year normal resolves at this city’s own centroid. 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 Brazoria Average
Brazoria Average
- ●USDA Zones 9b, averaged across Brazoria
- ●One soil character for all of Brazoria
- ●Frost dates read at Brazoria's scale: Jan 26 to Dec 13
YOUR Parcel
- ✓Your exact zone, not Brazoria's 9b
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Brazoria
Pull a site-specific report for your exact address in Brazoria, Texas — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Brazoria averages can't show:
We read public map data around Brazoria — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Brazoria average
How we know this about Brazoria
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 Brazoria County’s record, because none resolves here; 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 Brazoria
When does frost risk typically end in Brazoria?
The last hard freeze (28°F) in Brazoria typically lands around Jan 26, 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 Feb 16.
When is the first frost in Brazoria?
The first hard freeze (28°F) in Brazoria typically arrives around Dec 13, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Nov 29, so the watching starts about Nov 13 — about 321 days after the spring freeze cleared.
How long is the growing season in Brazoria?
Measured between 28°F hard freezes, Brazoria sees about 321 frost-free days — roughly Jan 26 through Dec 13, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Feb 16 to Nov 29, about 286 days.
Is the soil safe to grow vegetables in Brazoria?
The federal record around Brazoria is a meaningful one — 216 documented sites, mostly Underground Storage Tanks entries (149), the nearest Underground Storage Tanks record about 0.2 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 Brazoria?
From about Nov 13 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 Dec 13 (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 Dec 13. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Brazoria's scale — its 9b band and its 321-day season. Your yard writes its own version of Brazoria'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 Brazoria’s own scale
5 of the readings below were taken at Brazoria's own scale — the 1,693 acres it covers and 216 documented sites around it; 5 are borrowed from a wider read, named and linked below.
Measured here
- Brazoria's own USDA hardiness band, zones 9bUSDA PHZM 2023
- 216 documented contamination sites on the federal record near Brazoria, the closest Underground Storage Tanks record about 0.2 miles out from the town centreFederal environmental registers
- Brazoria's boundary and the 1,693 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 9b and a ~321-day seasonGrowable Ground crop-matching engine
- The ecoregion at Brazoria's own centroid, the Western Gulf Coastal PlainUS EPA Level III Ecoregions
Inherited from a wider read
- The 28°F hard-freeze dates — Brazoria has no normal of its own, so its county's is the closest measured readfrom Brazoria County
- Soil character — no town-scale survey exists, so Brazoria's 1,693 acres read through its county's SSURGO summaryfrom Brazoria County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Brazoria 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 Brazoria County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Brazoria's 1,693 acreswhy one lot differs from the next →
- Which side of Brazoria you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 1,693 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Underground Storage Tanks record about 0.2 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 Brazoria-wide figureread your own land →
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