Desert Palms, California, sits in USDA hardiness zone 10a — room for a real mix of vegetables, fruit, and perennials matched to the local frost calendar.
A short list that earns its place here — avocado, meyer lemon, tomato, and artichoke — with any one site's soil, sun, and drainage making the final cut.
Even in Desert Palms, 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 Desert Palms 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 Desert Palms — soil, climate, flood, and parcel records. How we handle your address.
No card required · your full report in seconds
Desert Palms — the short answer
Desert Palms, California: USDA zone 10a, about 303 days between hard freezes, across 2K acres of town.
- USDA zone
- 10a
- USDA PHZM 2023
- Last hard freeze (28°F)
- Feb 13
- Riverside County normal — NOAA 1991–2020, nearest to this town
- First hard freeze (28°F)
- Dec 13
- Riverside County normal — NOAA 1991–2020, nearest to this town
- Days between freezes
- ~303
- Riverside County normal — NOAA 1991–2020, nearest to this town
- Town 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 Riverside County’s — the closest measured record, labelled as such rather than passed off as local.
Hardiness Zone Range
Zone 10a is Desert Palms's average, not your lot's — a low corner or a tree line moves it. Against Desert Palms's 303-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Desert Palms
Each reading below is measured for Desert Palms itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
From county recordsDesert Palms runs about 303 days between hard freezes (read from Riverside County, the closest normal to Desert Palms) — 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
MeasuredDesert Palms sits in USDA hardiness zone 10a.
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 Desert Palms is in
Desert Palms sits in the Sonoran Basin and Range — EPA Level III, inside the wider North American Deserts. That is read at Desert Palms's own centroid rather than borrowed from Riverside County.
What Grows in Desert Palms
Plants matched to Desert Palms's USDA zones 10a, 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 Desert Palms?
Almost never — the real question is what to plant next. Cool-season crops can go in from around Jan 16; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Feb 13 (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 Desert Palms
Closest first, within ~10 miles of Desert Palms. Listing isn't leaking, and distance isn't exposure.
- 004S007E31Q002SNitrate · 0.5 mi
- 004S007E31Q001SNitrate · 0.5 mi
- 005S007E06B001SNitrate · 0.6 mi
- 004S007E31R001SNitrate · 0.8 mi
- 21ST CENTURY ONCOLOGY OF CALIFORNIA A MEDICAL CORPORATION DBABrownfields · 0.8 mi
- SUN CITY PALM DESERT COMMUNITY ASSOCIATIONBrownfields · 0.9 mi
- 004S007E30L002SNitrate · 0.9 mi
- 004S007E30M004SNitrate · 0.9 mi
- 005S007E06H001SNitrate · 1.0 mi
- RQT ENERGY STORAGE CORPBrownfields · 1.0 mi
- SUPERIOR POOL PRODUCTS LLCBrownfields · 1.0 mi
- 005S007E06L001SNitrate · 1.0 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Desert Palms'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 Desert Palms.
Total Sites
1,729
within ~10 miles of Desert Palms
Risk Level
Elevated
Highest-severity
4 Superfund sites (none NPL-listed)
Sources Checked
within ~10 miles of Desert Palms
Severity Distribution
within ~10 miles of Desert Palms
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Desert Palms, two things run higher than the national average within ~10 miles of Desert Palms — Brownfields (1,132 sites) and Nitrate (500 sites). 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.
Nitrate: Nitrate contamination primarily comes from agricultural fertilizer runoff and failing septic systems.
Check EPA brownfield remediation status — many sites have completed cleanup with institutional controls.
Test well water for nitrate if you rely on a private well for irrigation (EPA standard: 10 mg/L).
Check your specific parcel in Desert Palms
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 Desert Palms average
Your land is one point inside Desert Palms
Everything above resolves to Desert Palms as a whole — one PHZM band, read across 2K acres, with hard-freeze dates borrowed from Riverside 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 Desert Palms Average
Desert Palms Average
- ●USDA Zones 10a, averaged across Desert Palms
- ●One soil character for all of Desert Palms
- ●Frost dates read at Desert Palms's scale: Feb 13 to Dec 13
YOUR Parcel
- ✓Your exact zone, not Desert Palms's 10a
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Desert Palms
Pull a site-specific report for your exact address in Desert Palms, California — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Desert Palms averages can't show:
We read public map data around Desert Palms — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Desert Palms average
How we know this about Desert Palms
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 Riverside 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 Desert Palms
When does frost risk typically end in Desert Palms?
The last hard freeze (28°F) in Desert Palms typically lands around Feb 13, 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 6.
When is the first frost in Desert Palms?
The first hard freeze (28°F) in Desert Palms 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 303 days after the spring freeze cleared.
How long is the growing season in Desert Palms?
Measured between 28°F hard freezes, Desert Palms sees about 303 frost-free days — roughly Feb 13 through Dec 13, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Mar 6 to Nov 29, about 268 days.
Is the soil safe to grow vegetables in Desert Palms?
The federal record around Desert Palms is a meaningful one — 1,729 documented sites, mostly Brownfields entries (1,132), the nearest Nitrate record about 0.5 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 Desert Palms?
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 Desert Palms's scale — its 10a band and its 303-day season. Your yard writes its own version of Desert Palms'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 Desert Palms’s own scale
4 of the readings below were taken at Desert Palms's own scale — the 1,712 acres it covers and 1,729 documented sites around it; 6 are borrowed from a wider read, named and linked below.
Measured here
- Desert Palms's own USDA hardiness band, zones 10aUSDA PHZM 2023
- 1,729 documented contamination sites on the federal record near Desert Palms, the closest Nitrate record about 0.5 miles out from the town centreFederal environmental registers
- Desert Palms's boundary and the 1,712 acres inside itUS Census TIGER/Line 2025
- The ecoregion at Desert Palms's own centroid, the Sonoran Basin and RangeUS EPA Level III Ecoregions
Inherited from a wider read
- The 28°F hard-freeze dates — Desert Palms has no normal of its own, so its county's is the closest measured readfrom Riverside County
- Soil character — no town-scale survey exists, so Desert Palms's 1,712 acres read through its county's SSURGO summaryfrom Riverside 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 Riverside 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 Riverside County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Desert Palms's 1,712 acreswhy one lot differs from the next →
- Which side of Desert Palms you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 1,712 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Nitrate record about 0.5 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 Desert Palms-wide figureread your own land →
More in California
Growing region
Nearby growing guides