Patterson Tract, California, sits in USDA hardiness zone 9b — a band that supports both cool-season staples and warm-season crops chosen to fit the local frost window.
Reliable performers under these conditions include tomato, artichoke, fig, and california poppy; what your own ground favors still comes down to its soil, sun, and drainage.
Even in Patterson Tract, 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 Patterson Tract 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 Patterson Tract — soil, climate, flood, and parcel records. How we handle your address.
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Patterson Tract — the short answer
Patterson Tract, California: USDA zone 9b, about 296 days between hard freezes, across 925 acres of town.
- USDA zone
- 9b
- USDA PHZM 2023
- Last hard freeze (28°F)
- Feb 17
- Tulare County normal — NOAA 1991–2020, nearest to this town
- First hard freeze (28°F)
- Dec 10
- Tulare County normal — NOAA 1991–2020, nearest to this town
- Days between freezes
- ~296
- Tulare County normal — NOAA 1991–2020, nearest to this town
- Town area
- 925 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 Tulare County’s — the closest measured record, labelled as such rather than passed off as local.
Hardiness Zone Range
Zone 9b is Patterson Tract's average, not your lot's — a low corner or a tree line moves it. Against Patterson Tract's 296-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Patterson Tract
Each reading below is measured for Patterson Tract itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
From county recordsPatterson Tract runs about 296 days between hard freezes (read from Tulare County, the closest normal to Patterson Tract) — 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
MeasuredPatterson Tract 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 Patterson Tract is in
Patterson Tract sits in the Central California Valley — EPA Level III, inside the wider Mediterranean California. That is read at Patterson Tract's own centroid, and it is not what its county reads: Tulare County is mostly Sierra Nevada. The wider page above you is answering a different question about different ground.
What Grows in Patterson Tract
Plants matched to Patterson Tract's USDA zones 9b, ordered by how much hardiness margin each has here — the ones with room to spare at both ends of this town's band lead. Each links to its full growing profile.
Is it too late to plant in Patterson Tract?
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 20; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Feb 17 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Dec 10 — 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 Patterson Tract
Closest first, within ~10 miles of Patterson Tract. Listing isn't leaking, and distance isn't exposure.
- A & C AUTOMOTIVEBrownfields · 400 ft
- SHEPHERDS MARKETUnderground Storage Tanks · 750 ft
- E C R GROUP INCBrownfields · 1600 ft
- DAVID M RODRIGUESBrownfields · 1700 ft
- A-1 FOOD MARTUnderground Storage Tanks · 2100 ft
- P C FOOD MARTUnderground Storage Tanks · 2100 ft
- TULE TRASH COMPANYBrownfields · 0.6 mi
- AYERS FIELD SERVICEBrownfields · 0.6 mi
- BASIC INDUSTRIESBrownfields · 0.6 mi
- SHANNON & RITCHIE INCBrownfields · 0.8 mi
- GREG PRASTER INCBrownfields · 0.8 mi
- BATTENFIELD BROS TRUCKINGBrownfields · 0.9 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Patterson Tract'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 Patterson Tract.
Total Sites
991
within ~10 miles of Patterson Tract
Risk Level
Elevated
Highest-severity
5 Superfund sites
Sources Checked
within ~10 miles of Patterson Tract
Severity Distribution
within ~10 miles of Patterson Tract
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Patterson Tract, Brownfields runs higher than the national average — 766 sites within ~10 miles of Patterson Tract. That's not a problem with your land — it's information about it.
Brownfields: Brownfield sites are former commercial or industrial properties where legacy soil contamination (heavy metals, PAHs, petroleum compounds) may persist.
Check EPA brownfield remediation status — many sites have completed cleanup with institutional controls.
Check your specific parcel in Patterson Tract
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 Patterson Tract average
Your land is one point inside Patterson Tract
Everything above resolves to Patterson Tract as a whole — one PHZM band, read across 925 acres, with hard-freeze dates borrowed from Tulare County’s record because no 30-year normal resolves at this town’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 town 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 Patterson Tract Average
Patterson Tract Average
- ●USDA Zones 9b, averaged across Patterson Tract
- ●One soil character for all of Patterson Tract
- ●Frost dates read at Patterson Tract's scale: Feb 17 to Dec 10
YOUR Parcel
- ✓Your exact zone, not Patterson Tract's 9b
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Patterson Tract
Pull a site-specific report for your exact address in Patterson Tract, California — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Patterson Tract averages can't show:
We read public map data around Patterson Tract — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Patterson Tract average
How we know this about Patterson Tract
The datasets: hardiness from the USDA ARS Plant Hardiness Zone Map 2023, read at this town’s own centroid; hard-freeze dates from NOAA 1991–2020 28°F normals at Tulare 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 town grain anywhere on this page — there is no town-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 Patterson Tract
When does frost risk typically end in Patterson Tract?
The last hard freeze (28°F) in Patterson Tract typically lands around Feb 17, 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 10.
When is the first frost in Patterson Tract?
The first hard freeze (28°F) in Patterson Tract typically arrives around Dec 10, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Nov 26, so the watching starts about Nov 10 — about 296 days after the spring freeze cleared.
How long is the growing season in Patterson Tract?
Measured between 28°F hard freezes, Patterson Tract sees about 296 frost-free days — roughly Feb 17 through Dec 10, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Mar 10 to Nov 26, about 261 days.
Is the soil safe to grow vegetables in Patterson Tract?
The federal record around Patterson Tract is a meaningful one — 991 documented sites, mostly Brownfields entries (766), the nearest Brownfields record under a tenth of a mile 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 Patterson Tract?
From about Nov 10 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 10 (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 10. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Patterson Tract's scale — its 9b band and its 296-day season. Your yard writes its own version of Patterson Tract'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 Patterson Tract’s own scale
4 of the readings below were taken at Patterson Tract's own scale — the 925 acres it covers and 991 documented sites around it; 6 are borrowed from a wider read, named and linked below.
Measured here
- Patterson Tract's own USDA hardiness band, zones 9bUSDA PHZM 2023
- 991 documented contamination sites on the federal record near Patterson Tract, the closest Brownfields record under a tenth of a mile out from the town centreFederal environmental registers
- Patterson Tract's boundary and the 925 acres inside itUS Census TIGER/Line 2025
- Patterson Tract sits in the Central California Valley — not the ecoregion its county mostly readsUS EPA Level III Ecoregions
Inherited from a wider read
- The 28°F hard-freeze dates — Patterson Tract has no normal of its own, so its county's is the closest measured readfrom Tulare County
- Soil character — no town-scale survey exists, so Patterson Tract's 925 acres read through its county's SSURGO summaryfrom Tulare County
- The candidate plant list — California's curated set, filtered to this zone band and re-ordered by how much margin each has herefrom California
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Tulare County
- The growing challenges every California grower plans around — written at state scale, so they stay on the state guidefrom California
- Butterfly and beetle records, and the farmland pesticide estimate — all published county-widefrom Tulare County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Patterson Tract's 925 acreswhy one lot differs from the next →
- Which side of Patterson Tract you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 925 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Brownfields record under a tenth of a mile 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 Patterson Tract-wide figureread your own land →
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