Crystal Beach, Arizona, sits in USDA hardiness zone 10a — a range where zone-matched perennials and frost-aware annual timing set what succeeds.
Growers here do well with palo verde, citrus, jalapeno, and date palm — with the usual caveat that any single yard's soil, sun, and drainage cast the deciding vote.
Even in Crystal Beach, 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 Crystal Beach 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 Crystal Beach — soil, climate, flood, and parcel records. How we handle your address.
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Crystal Beach — the short answer
Crystal Beach, Arizona: USDA zone 10a, about 242 days between hard freezes, across 216 acres of town.
- USDA zone
- 10a
- USDA PHZM 2023
- Last hard freeze (28°F)
- Mar 21
- Mohave County normal — NOAA 1991–2020, nearest to this town
- First hard freeze (28°F)
- Nov 18
- Mohave County normal — NOAA 1991–2020, nearest to this town
- Days between freezes
- ~242
- Mohave County normal — NOAA 1991–2020, nearest to this town
- Town area
- 216 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 Mohave County’s — the closest measured record, labelled as such rather than passed off as local.
Hardiness Zone Range
Zone 10a is Crystal Beach's average, not your lot's — a low corner or a tree line moves it. Against Crystal Beach's 242-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Crystal Beach
Each reading below is measured for Crystal Beach itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
From county recordsCrystal Beach runs about 242 days between hard freezes (read from Mohave County, the closest normal to Crystal Beach) — a long growing season.
There is slack for succession plantings and slow-finishing crops: many vegetables can be sown twice, and the heat-lovers have time to ripen fully.
Plan a second sowing of quick crops after the first comes out, and use the fall window most gardeners let sit idle.
NOAA 1991–2020 Climate Normals
Winter hardiness
MeasuredCrystal Beach 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 Crystal Beach is in
Crystal Beach sits in the Sonoran Basin and Range — EPA Level III, inside the wider North American Deserts. That is read at Crystal Beach's own centroid, and it is not what its county reads: Mohave County is mostly Mojave Basin and Range. The wider page above you is answering a different question about different ground.
What Grows in Crystal Beach
Plants matched to Crystal Beach'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 Crystal Beach?
For most of the year, no — what changes is which crops still fit the days remaining. Cool-season crops can go in from around Feb 21; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Mar 21 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Nov 18 — long-season crops need about 90 days of runway, quick greens only 30. A long window like this one runs successions deep into fall — and even its last weeks take quick greens and garlic.
Documented around Crystal Beach
Survey cells within 31 miles of Crystal Beach checked for spotted lanternfly, none carrying a detection — a surveyed negative, not an absence of looking. Nearest documented record 187 miles off. What to watch for.
What's on the federal record near Crystal Beach
Closest first, within ~10 miles of Crystal Beach. Listing isn't leaking, and distance isn't exposure.
- TERRIBLE HERBST #321Underground Storage Tanks · 1.6 mi
- WALMART SUPERCENTER #1364Brownfields · 1.6 mi
- PENNEY OPCO LLC 2940Brownfields · 1.6 mi
- LAKE HAVASU CITY AIRPORTUnderground Storage Tanks · 1.7 mi
- SALLY BEAUTY SUPPLY #3690Brownfields · 1.7 mi
- HOME DEPOT 0403Brownfields · 1.7 mi
- PADDLEWHEELER INDUSTRIES, INTL LTDUnderground Storage Tanks · 2.2 mi
- HARRIS SHELLUnderground Storage Tanks · 2.4 mi
- ZIEMAN MANUFACTURING LAKE HAVASU CITY DIV PLANT 108Brownfields · 2.5 mi
- ZIEMAN MANUFACTURING LAKE HAVASU CITY DIV PLANT 108Toxics Release Inventory · 2.5 mi
- RALPH'S SELF SERVEUnderground Storage Tanks · 2.6 mi
- LOWE'S OF LAKE HAVASU, AZ #2562Brownfields · 2.8 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Crystal Beach'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 Crystal Beach.
Total Sites
257
within ~10 miles of Crystal Beach
Risk Level
Elevated
Highest-severity
3 Superfund sites (none NPL-listed)
Sources Checked
within ~10 miles of Crystal Beach
Severity Distribution
within ~10 miles of Crystal Beach
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Crystal Beach, Nitrate runs higher than the national average — 132 sites within ~10 miles of Crystal Beach. That's not a problem with your land — it's information about it.
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 Crystal Beach
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 Crystal Beach average
Your land is one point inside Crystal Beach
Everything above resolves to Crystal Beach as a whole — one PHZM band, read across 216 acres, with hard-freeze dates borrowed from Mohave 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 Crystal Beach Average
Crystal Beach Average
- ●USDA Zones 10a, averaged across Crystal Beach
- ●One soil character for all of Crystal Beach
- ●Frost dates read at Crystal Beach's scale: Mar 21 to Nov 18
YOUR Parcel
- ✓Your exact zone, not Crystal Beach's 10a
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Crystal Beach
Pull a site-specific report for your exact address in Crystal Beach, Arizona — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Crystal Beach averages can't show:
We read public map data around Crystal Beach — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Crystal Beach average
How we know this about Crystal Beach
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 Mohave 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 Crystal Beach
When does frost risk typically end in Crystal Beach?
The last hard freeze (28°F) in Crystal Beach typically lands around Mar 21, 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 Apr 11.
When is the first frost in Crystal Beach?
The first hard freeze (28°F) in Crystal Beach typically arrives around Nov 18, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Nov 4, so the watching starts about Oct 19 — about 242 days after the spring freeze cleared.
How long is the growing season in Crystal Beach?
Measured between 28°F hard freezes, Crystal Beach sees about 242 frost-free days — roughly Mar 21 through Nov 18, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Apr 11 to Nov 4, about 207 days.
Is the soil safe to grow vegetables in Crystal Beach?
The federal record around Crystal Beach is a meaningful one — 257 documented sites, mostly Nitrate entries (132), the nearest Underground Storage Tanks record about 1.6 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 Crystal Beach?
From about Oct 19 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 Nov 18 (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 Nov 18. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Crystal Beach's scale — its 10a band and its 242-day season. Your yard writes its own version of Crystal Beach'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 Crystal Beach’s own scale
5 of the readings below were taken at Crystal Beach's own scale — the 216 acres it covers and 257 documented sites around it; 6 are borrowed from a wider read, named and linked below.
Measured here
- Crystal Beach's own USDA hardiness band, zones 10aUSDA PHZM 2023
- 257 documented contamination sites on the federal record near Crystal Beach, the closest Underground Storage Tanks record about 1.6 miles out from the town centreFederal environmental registers
- Crystal Beach's boundary and the 216 acres inside itUS Census TIGER/Line 2025
- Crystal Beach sits in the Sonoran Basin and Range — not the ecoregion its county mostly readsUS EPA Level III Ecoregions
- Lanternfly survey cells around Crystal Beach checked, none carrying a detectionlydemapr (De Bona & Helmus), 10 km survey lattice
Inherited from a wider read
- The 28°F hard-freeze dates — Crystal Beach has no normal of its own, so its county's is the closest measured readfrom Mohave County
- Soil character — no town-scale survey exists, so Crystal Beach's 216 acres read through its county's SSURGO summaryfrom Mohave County
- The candidate plant list — Arizona's curated set, filtered to this zone band and re-ordered by how much margin each has herefrom Arizona
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Mohave County
- The growing challenges every Arizona grower plans around — written at state scale, so they stay on the state guidefrom Arizona
- Butterfly and beetle records, and the farmland pesticide estimate — all published county-widefrom Mohave County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Crystal Beach's 216 acreswhy one lot differs from the next →
- Which side of Crystal Beach you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 216 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Underground Storage Tanks record about 1.6 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 Crystal Beach-wide figureread your own land →
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