Moenkopi, Arizona, sits in USDA hardiness zone 7b — enough range to grow cool-season vegetables, hardy fruit, and warm-season crops that mature before the first hard frost.
Crops well matched to these conditions include cabbage, prickly pear, california poppy, and collard greens — though what thrives on any one site still turns on its specific soil, sun, and drainage.
Even in Moenkopi, 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 Moenkopi 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 Moenkopi — soil, climate, flood, and parcel records. How we handle your address.
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Moenkopi — the short answer
Moenkopi, Arizona: USDA zone 7b, about 226 days between hard freezes, across 966 acres of town.
- USDA zone
- 7b
- USDA PHZM 2023
- Last hard freeze (28°F)
- Mar 24
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Nov 5
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~226
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Town area
- 966 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 7b is Moenkopi's average, not your lot's — a low corner or a tree line moves it. Against Moenkopi's 226-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Moenkopi
Each reading below is measured for Moenkopi itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredMoenkopi runs about 226 days between hard freezes — 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
MeasuredMoenkopi sits in USDA hardiness zone 7b.
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 Moenkopi is in
Moenkopi sits in the Arizona/New Mexico Plateau — EPA Level III, inside the wider North American Deserts. That is read at Moenkopi's own centroid rather than borrowed from Coconino County.
What Grows in Moenkopi
Every plant below cleared Moenkopi's own zone 7b and its 226-day season. Each card opens that plant's Arizona profile. How we score.
Is it too late to plant in Moenkopi?
Usually not — gardeners here simply switch what goes in the ground as the season moves. Cool-season crops can go in from around Feb 24; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Mar 24 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Nov 5 — long-season crops need about 90 days of runway, quick greens only 30. Here the season winds down slowly: late sowings, a real autumn harvest, and garlic in the ground before the first hard freeze.
What's on the federal record near Moenkopi
Closest first, within ~10 miles of Moenkopi. Listing isn't leaking, and distance isn't exposure.
- USDOI BIA WESTERN NAVAJO FACILITY MGMTBrownfields · 0.6 mi
- A-32-11 28DCANitrate · 0.7 mi
- A-32-11 28DCA3Nitrate · 0.7 mi
- 03 077-12.88X09.00Nitrate · 0.7 mi
- A-32-11 28DCA1Nitrate · 0.7 mi
- GREYHILLS ACADEMY HIGH SCHOOLBrownfields · 0.8 mi
- TUBA CITY HOUSEHOLD HAZ WASTE COLLECTIONBrownfields · 1.1 mi
- 03 077-13.77X08.52 [3T-333 TUBA CITY]Nitrate · 1.7 mi
- USDOI BIA TUBA CITY INDIAN MEDICAL CENTERBrownfields · 1.9 mi
- 03 077-13.50X07.89Nitrate · 1.9 mi
- 03 077-13.75X07.98Nitrate · 2.0 mi
- HIGHWAY 160/MILE 327 RADIATION SITESuperfund · 2.1 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Moenkopi'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 Moenkopi.
Total Sites
53
within ~10 miles of Moenkopi
Risk Level
Elevated
Highest-severity
2 Superfund sites (none NPL-listed)
Severity Distribution
within ~10 miles of Moenkopi
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Moenkopi, Nitrate runs higher than the national average — 44 sites within ~10 miles of Moenkopi. 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 Moenkopi
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 Moenkopi average
Your land is one point inside Moenkopi
Everything above resolves to Moenkopi as a whole — one PHZM band and one 28°F frost record, read across 966 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 Moenkopi Average
Moenkopi Average
- ●USDA Zones 7b, averaged across Moenkopi
- ●One soil character for all of Moenkopi
- ●Frost dates read at Moenkopi's scale: Mar 24 to Nov 5
YOUR Parcel
- ✓Your exact zone, not Moenkopi's 7b
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Moenkopi
Pull a site-specific report for your exact address in Moenkopi, Arizona — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Moenkopi averages can't show:
We read public map data around Moenkopi — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Moenkopi average
How we know this about Moenkopi
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 Moenkopi’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 Moenkopi
When does frost risk typically end in Moenkopi?
The last hard freeze (28°F) in Moenkopi typically lands around Mar 24, 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 14.
When is the first frost in Moenkopi?
The first hard freeze (28°F) in Moenkopi typically arrives around Nov 5, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Oct 22, so the watching starts about Oct 6 — about 226 days after the spring freeze cleared.
How long is the growing season in Moenkopi?
Measured between 28°F hard freezes, Moenkopi sees about 226 frost-free days — roughly Mar 24 through Nov 5, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Apr 14 to Oct 22, about 191 days.
Is the soil safe to grow vegetables in Moenkopi?
The federal record around Moenkopi is a meaningful one — 53 documented sites, mostly Nitrate entries (44), the nearest Brownfields record about 0.6 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 Moenkopi?
From about Oct 6 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 5 (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 5. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Moenkopi's scale — its 7b band and its 226-day season. Your yard writes its own version of Moenkopi'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 Moenkopi’s own scale
6 of the readings below were taken at Moenkopi's own scale — its own ~226-day season between 28°F freezes, the 966 acres it covers and 53 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Moenkopi's own USDA hardiness band, zones 7bUSDA PHZM 2023
- Moenkopi's own 28°F hard-freeze dates, about Mar 24 and Nov 5 and the ~226-day span between themNOAA 1991–2020 Climate Normals
- 53 documented contamination sites on the federal record near Moenkopi, the closest Brownfields record about 0.6 miles out from the town centreFederal environmental registers
- Moenkopi's boundary and the 966 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 7b and a ~226-day seasonGrowable Ground crop-matching engine
- The ecoregion at Moenkopi's own centroid, the Arizona/New Mexico PlateauUS EPA Level III Ecoregions
Inherited from a wider read
- Soil character — no town-scale survey exists, so Moenkopi's 966 acres read through its county's SSURGO summaryfrom Coconino County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Coconino 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 Coconino County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Moenkopi's 966 acreswhy one lot differs from the next →
- Which side of Moenkopi you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 966 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Brownfields record about 0.6 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 Moenkopi-wide figureread your own land →