Seven Oaks, Texas, sits in USDA hardiness zone 9a — a zone band wide enough that plant choice, not possibility, is the interesting question.
The conditions favor artichoke, fig, california poppy, and cabbage, among others — though every individual site edits that list with its own soil, sun, and drainage.
Even in Seven Oaks, 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 Seven Oaks 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 Seven Oaks — soil, climate, flood, and parcel records. How we handle your address.
No card required · your full report in seconds
Seven Oaks — the short answer
Seven Oaks, Texas: USDA zone 9a, about 297 days between hard freezes, across 895 acres of city.
- USDA zone
- 9a
- USDA PHZM 2023
- Last hard freeze (28°F)
- Feb 11
- Polk County normal — NOAA 1991–2020, nearest to this town
- First hard freeze (28°F)
- Dec 5
- Polk County normal — NOAA 1991–2020, nearest to this town
- Days between freezes
- ~297
- Polk County normal — NOAA 1991–2020, nearest to this town
- City area
- 895 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 Polk County’s — the closest measured record, labelled as such rather than passed off as local.
Hardiness Zone Range
Zone 9a is Seven Oaks's average, not your lot's — a low corner or a tree line moves it. Against Seven Oaks's 297-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Seven Oaks
Each reading below is measured for Seven Oaks itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
From county recordsSeven Oaks runs about 297 days between hard freezes (read from Polk County, the closest normal to Seven Oaks) — 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
MeasuredSeven Oaks sits in USDA hardiness zone 9a.
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 Seven Oaks is in
Seven Oaks sits in the South Central Plains — EPA Level III, inside the wider Eastern Temperate Forests. That is read at Seven Oaks's own centroid rather than borrowed from Polk County.
What Grows in Seven Oaks
Every plant below cleared Seven Oaks's own zone 9a and its 297-day season. Each card opens that plant's Texas profile. How we score.
Is it too late to plant in Seven Oaks?
Almost never — the real question is what to plant next. Cool-season crops can go in from around Jan 14; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Feb 11 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Dec 5 — long-season crops need about 90 days of runway, quick greens only 30. And with a calendar this mild, the honest answer is that planting barely stops — winter opens seasons colder regions never see.
What's on the federal record near Seven Oaks
Closest first, within ~10 miles of Seven Oaks. Listing isn't leaking, and distance isn't exposure.
- UT-61-10-101Nitrate · 1300 ft
- O LUCKY TRUCK STOPUnderground Storage Tanks · 2100 ft
- ON THE ROAD 104Underground Storage Tanks · 2.2 mi
- ON THE ROAD 105Underground Storage Tanks · 2.2 mi
- UT-61-10-402Nitrate · 2.5 mi
- UT-61-02-703Nitrate · 4.3 mi
- JIM GROCERYUnderground Storage Tanks · 4.6 mi
- TEXAS DEPT OF PUBLIC SAFETYUnderground Storage Tanks · 4.6 mi
- RILEY BUILDING SUPPLYUnderground Storage Tanks · 4.6 mi
- JACKIES STATION & GROUnderground Storage Tanks · 4.6 mi
- ATCHLEY READY MIX CONCRETEUnderground Storage Tanks · 4.6 mi
- TWIN HARBOR WAREHOUSEUnderground Storage Tanks · 4.6 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Seven Oaks'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 Seven Oaks.
Total Sites
120
within ~10 miles of Seven Oaks
Risk Level
Elevated
Highest-severity
3 Toxics Release Inventory facilities
Sources Checked
within ~10 miles of Seven Oaks
Severity Distribution
within ~10 miles of Seven Oaks
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Seven Oaks, two things run higher than the national average within ~10 miles of Seven Oaks — PFAS (3 sites) and Underground Storage Tanks (100 sites). That's not a problem with your land — it's information about 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 Seven Oaks
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 Seven Oaks average
Your land is one point inside Seven Oaks
Everything above resolves to Seven Oaks as a whole — one PHZM band, read across 895 acres, with hard-freeze dates borrowed from Polk 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 Seven Oaks Average
Seven Oaks Average
- ●USDA Zones 9a, averaged across Seven Oaks
- ●One soil character for all of Seven Oaks
- ●Frost dates read at Seven Oaks's scale: Feb 11 to Dec 5
YOUR Parcel
- ✓Your exact zone, not Seven Oaks's 9a
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Seven Oaks
Pull a site-specific report for your exact address in Seven Oaks, Texas — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Seven Oaks averages can't show:
We read public map data around Seven Oaks — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Seven Oaks average
How we know this about Seven Oaks
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 Polk 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 Seven Oaks
When does frost risk typically end in Seven Oaks?
The last hard freeze (28°F) in Seven Oaks typically lands around Feb 11, 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 4.
When is the first frost in Seven Oaks?
The first hard freeze (28°F) in Seven Oaks typically arrives around Dec 5, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Nov 21, so the watching starts about Nov 5 — about 297 days after the spring freeze cleared.
How long is the growing season in Seven Oaks?
Measured between 28°F hard freezes, Seven Oaks sees about 297 frost-free days — roughly Feb 11 through Dec 5, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Mar 4 to Nov 21, about 262 days.
Is the soil safe to grow vegetables in Seven Oaks?
The federal record around Seven Oaks is a meaningful one — 120 documented sites, mostly Underground Storage Tanks entries (100), the nearest Nitrate 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 Seven Oaks?
From about Nov 5 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 5 (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 5. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Seven Oaks's scale — its 9a band and its 297-day season. Your yard writes its own version of Seven Oaks'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 Seven Oaks’s own scale
5 of the readings below were taken at Seven Oaks's own scale — the 895 acres it covers and 120 documented sites around it; 5 are borrowed from a wider read, named and linked below.
Measured here
- Seven Oaks's own USDA hardiness band, zones 9aUSDA PHZM 2023
- 120 documented contamination sites on the federal record near Seven Oaks, the closest Nitrate record about 0.2 miles out from the town centreFederal environmental registers
- Seven Oaks's boundary and the 895 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 9a and a ~297-day seasonGrowable Ground crop-matching engine
- The ecoregion at Seven Oaks's own centroid, the South Central PlainsUS EPA Level III Ecoregions
Inherited from a wider read
- The 28°F hard-freeze dates — Seven Oaks has no normal of its own, so its county's is the closest measured readfrom Polk County
- Soil character — no town-scale survey exists, so Seven Oaks's 895 acres read through its county's SSURGO summaryfrom Polk County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Polk 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 Polk County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Seven Oaks's 895 acreswhy one lot differs from the next →
- Which side of Seven Oaks you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 895 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Nitrate 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 Seven Oaks-wide figureread your own land →
More in Texas
Growing region
Nearby growing guides