Oak View, California, sits in USDA hardiness zone 9b — enough range to grow cool-season vegetables, hardy fruit, and warm-season crops that mature before the first hard frost.
Expect okra, meyer lemon, california poppy, and artichoke to be strong candidates here; the deciding factors on any one parcel stay local — soil, sun, and drainage.
Even in Oak View, 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 Oak View 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 Oak View — soil, climate, flood, and parcel records. How we handle your address.
No card required · your full report in seconds
Oak View — the short answer
Oak View, California: USDA zone 9b, about 315 days between hard freezes, across 2K acres of town.
- USDA zone
- 9b
- USDA PHZM 2023
- Last hard freeze (28°F)
- Feb 3
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Dec 15
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~315
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Town area
- 2K 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 9b is Oak View's average, not your lot's — a low corner or a tree line moves it. Against Oak View's 315-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Oak View
Each reading below is measured for Oak View itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredOak View runs about 315 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
MeasuredOak View 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 Oak View is in
Oak View sits in the Southern California/Northern Baja Coast — EPA Level III, inside the wider Mediterranean California. That is read at Oak View's own centroid, and it is not what its county reads: Ventura County is mostly Southern California Mountains. The wider page above you is answering a different question about different ground.
What Grows in Oak View
Every plant below cleared Oak View's own zone 9b and its 315-day season. Each card opens that plant's California profile. How we score.
Is it too late to plant in Oak View?
Usually not — gardeners here simply switch what goes in the ground as the season moves. Cool-season crops can go in from around Jan 6; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Feb 3 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Dec 15 — long-season crops need about 90 days of runway, quick greens only 30. With almost year-round growing weather, timing is about heat and rainfall more than frost — some bench is always in play.
What's on the federal record near Oak View
Closest first, within ~10 miles of Oak View. Listing isn't leaking, and distance isn't exposure.
- CASITAS MUNICIPAL WATER DISTBrownfields · 250 ft
- C M W D-MAIN OFFICE & WORKSHOPUnderground Storage Tanks · 350 ft
- BDR INC AGOURA HILLSBrownfields · 650 ft
- EQUILON ENTERPRISESBrownfields · 900 ft
- OAK VIEW SHELLUnderground Storage Tanks · 950 ft
- LITNER AUTOMOTIVE LLCBrownfields · 1100 ft
- ROCK LONG'S AUTOMOTIVEUnderground Storage Tanks · 1700 ft
- ARCO FACILITY NO 09612Brownfields · 1800 ft
- TESORO (SPEEDWAY XP) 63207Underground Storage Tanks · 1800 ft
- PACIFIC BELLBrownfields · 2200 ft
- CHRIS SHEPPARDBrownfields · 2300 ft
- DAVID JURY AUTOMOTIVEBrownfields · 2400 ft
6 more sites are on the record inside the same radius. See them on the map
Measured from Oak View'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 Oak View.
Total Sites
588
within ~10 miles of Oak View
Risk Level
Elevated
Highest-severity
2 Superfund sites (none NPL-listed)
Sources Checked
within ~10 miles of Oak View
Severity Distribution
within ~10 miles of Oak View
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Oak View, Brownfields runs higher than the national average — 520 sites within ~10 miles of Oak View. Knowing it is half the work — and it's nothing a thoughtful grower can't plan for.
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 Oak View
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 Oak View average
Your land is one point inside Oak View
Everything above resolves to Oak View as a whole — one PHZM band and one 28°F frost record, read across 2K 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 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 Oak View Average
Oak View Average
- ●USDA Zones 9b, averaged across Oak View
- ●One soil character for all of Oak View
- ●Frost dates read at Oak View's scale: Feb 3 to Dec 15
YOUR Parcel
- ✓Your exact zone, not Oak View's 9b
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Oak View
Pull a site-specific report for your exact address in Oak View, California — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Oak View averages can't show:
We read public map data around Oak View — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Oak View average
How we know this about Oak View
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 Oak View’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 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 Oak View
When does frost risk typically end in Oak View?
The last hard freeze (28°F) in Oak View typically lands around Feb 3, 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 24.
When is the first frost in Oak View?
The first hard freeze (28°F) in Oak View typically arrives around Dec 15, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Dec 1, so the watching starts about Nov 15 — about 315 days after the spring freeze cleared.
How long is the growing season in Oak View?
Measured between 28°F hard freezes, Oak View sees about 315 frost-free days — roughly Feb 3 through Dec 15, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Feb 24 to Dec 1, about 280 days.
Is the soil safe to grow vegetables in Oak View?
The federal record around Oak View is a meaningful one — 588 documented sites, mostly Brownfields entries (520), 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 Oak View?
From about Nov 15 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 15 (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 15. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Oak View's scale — its 9b band and its 315-day season. Your yard writes its own version of Oak View'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 Oak View’s own scale
6 of the readings below were taken at Oak View's own scale — its own ~315-day season between 28°F freezes, the 2,180 acres it covers and 588 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Oak View's own USDA hardiness band, zones 9bUSDA PHZM 2023
- Oak View's own 28°F hard-freeze dates, about Feb 3 and Dec 15 and the ~315-day span between themNOAA 1991–2020 Climate Normals
- 588 documented contamination sites on the federal record near Oak View, the closest Brownfields record under a tenth of a mile out from the town centreFederal environmental registers
- Oak View's boundary and the 2,180 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 9b and a ~315-day seasonGrowable Ground crop-matching engine
- Oak View sits in the Southern California/Northern Baja Coast — not the ecoregion its county mostly readsUS EPA Level III Ecoregions
Inherited from a wider read
- Soil character — no town-scale survey exists, so Oak View's 2,180 acres read through its county's SSURGO summaryfrom Ventura County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Ventura 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 Ventura County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Oak View's 2,180 acreswhy one lot differs from the next →
- Which side of Oak View you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 2,180 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 Oak View-wide figureread your own land →