Westlake, Florida, sits in USDA hardiness zone 10b — a zone band wide enough that plant choice, not possibility, is the interesting question.
A short list that earns its place here — artichoke, meyer lemon, california poppy, and cabbage — with any one site's soil, sun, and drainage making the final cut.
Even in Westlake, 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 Westlake 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 Westlake — soil, climate, flood, and parcel records. How we handle your address.
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Westlake — the short answer
Westlake, Florida: USDA zone 10b, no 28°F killing freeze on record — the season is year-round, across 4K acres of city.
- USDA zone
- 10b
- USDA PHZM 2023
- Killing freeze
- None on record
- NOAA RCC ACIS 1991–2020, this town’s own record
- City area
- 4K acres
- US Census TIGER/Line 2025
Every figure names the dataset it came from. The year-round finding is measured — a 30-year record with no 28°F killing freeze in it — never inferred from missing dates.
Hardiness Zone Range
Zone 10b is Westlake's average, not your lot's — a low corner or a tree line moves it. Against Westlake's no killing freeze on record, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Westlake
Each reading below is measured for Westlake itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Winter hardiness
MeasuredWestlake sits in USDA hardiness zone 10b.
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 Westlake is in
Westlake sits in the Southern Coastal Plain — EPA Level III, inside the wider Eastern Temperate Forests. That is read at Westlake's own centroid, and it is not what its county reads: Palm Beach County is mostly Southern Florida Coastal Plain. The wider page above you is answering a different question about different ground.
What Grows in Westlake
Every plant below cleared Westlake's own zone 10b. Each card opens that plant's Florida profile. How we score.
What's on the federal record near Westlake
Closest first, within ~10 miles of Westlake. Listing isn't leaking, and distance isn't exposure.
- ER AT WESTLAKEBrownfields · 1400 ft
- PUBLIX SUPER MARKET #1787Brownfields · 1400 ft
- GROVE GAS STATIONUnderground Storage Tanks · 1900 ft
- PONTANO FARMS INCUnderground Storage Tanks · 0.7 mi
- SEMINOLE IMPROVEMENT DISTUnderground Storage Tanks · 0.7 mi
- SOFLSUS2-05 PALM BEACH CO 40.5' WELLNitrate · 1.3 mi
- SEMINOLE IMPROVEMENT DISTRICT PARKBrownfields · 1.4 mi
- CIRCLE K #2704881Underground Storage Tanks · 1.8 mi
- PUBLIX SUPER MARKET #851Underground Storage Tanks · 1.8 mi
- PUBLIX SUPER MARKET #851Brownfields · 1.8 mi
- IGC REALTY INCUnderground Storage Tanks · 2.1 mi
- CIRCLE K CONSTRUCTION CO INCUnderground Storage Tanks · 2.5 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Westlake'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 Westlake.
Total Sites
391
within ~10 miles of Westlake
Risk Level
Elevated
Highest-severity
7 Toxics Release Inventory facilities
Sources Checked
within ~10 miles of Westlake
Severity Distribution
within ~10 miles of Westlake
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Westlake, Nitrate runs higher than the national average — 128 sites within ~10 miles of Westlake. Knowing it is half the work — and it's nothing a thoughtful grower can't plan for.
Nitrate: Nitrate contamination primarily comes from agricultural fertilizer runoff and failing septic systems.
Test well water for nitrate if you rely on a private well for irrigation (EPA standard: 10 mg/L).
Check your specific parcel in Westlake
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 Westlake average
Your land is one point inside Westlake
Everything above resolves to Westlake as a whole — one PHZM band and one 28°F frost record, read across 4K 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 Westlake Average
Westlake Average
- ●USDA Zones 10b, averaged across Westlake
- ●One soil character for all of Westlake
- ●State-average frost dates
YOUR Parcel
- ✓Your exact zone, not Westlake's 10b
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Westlake
Pull a site-specific report for your exact address in Westlake, Florida — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Westlake averages can't show:
We read public map data around Westlake — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Westlake average
How we know this about Westlake
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, with the labelled statewide window where none resolves; 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 Westlake
Is it too late to plant in Westlake?
No — Westlake has no 28°F killing freeze in the 30-year station record, so the growing season is year-round and there is no last-frost date to wait for. Planting is paced by rainfall, heat and daylength instead of by frost: start heat-lovers any month, and time cool-season crops (lettuce, brassicas, peas) for the cooler, wetter half of the year or for higher ground. Succession sowing every few weeks works all year, so the limit is what you can keep watered and harvested, not the calendar.
When does frost risk typically end in Westlake?
It doesn't — Westlake records no 28°F killing freeze at all across the 1991–2020 station record, so there is no spring frost date to plant after. Cold still matters with elevation: the higher you garden, the cooler the nights, and a few tropical crops sulk below about 60°F even where they never freeze.
How long is the growing season in Westlake?
Year-round — the 1991–2020 station record for Westlake contains no 28°F killing freeze, so there is no season to measure between freezes. What paces planting instead is heat, rainfall and daylength: the hottest, wettest stretch is the hard part for cool-season crops, not winter. Elevation is the one real exception — the higher you garden, the colder the nights get.
Is the soil safe to grow vegetables in Westlake?
The federal record around Westlake is a meaningful one — 391 documented sites, mostly Underground Storage Tanks entries (134), the nearest Brownfields record about 0.3 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.
Everything above is measured at Westlake's scale — its 10b band and its no killing freeze on record. Your yard writes its own version of Westlake'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 Westlake’s own scale
6 of the readings below were taken at Westlake's own scale — the 4,074 acres it covers and 391 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Westlake's own USDA hardiness band, zones 10bUSDA PHZM 2023
- No 28°F killing freeze in the 30-year station record covering Westlake — a year-round growing seasonNOAA Regional Climate Centers ACIS, 1991-2020
- 391 documented contamination sites on the federal record near Westlake, the closest Brownfields record about 0.3 miles out from the town centreFederal environmental registers
- Westlake's boundary and the 4,074 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear Westlake's hardiness zoneGrowable Ground crop-matching engine
- Westlake sits in the Southern Coastal Plain — not the ecoregion its county mostly readsUS EPA Level III Ecoregions
Inherited from a wider read
- Soil character — no town-scale survey exists, so Westlake's 4,074 acres read through its county's SSURGO summaryfrom Palm Beach County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Palm Beach County
- The growing challenges every Florida grower plans around — written at state scale, so they stay on the state guidefrom Florida
- Butterfly and beetle records, and the farmland pesticide estimate — all published county-widefrom Palm Beach County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Westlake's 4,074 acreswhy one lot differs from the next →
- Which side of Westlake you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 4,074 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Brownfields record about 0.3 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 Westlake-wide figureread your own land →