Grand View, Idaho, sits in USDA hardiness zone 7a — enough range to grow cool-season vegetables, hardy fruit, and warm-season crops that mature before the first hard frost.
The conditions favor cabbage, pawpaw, california poppy, and collard greens, among others — though every individual site edits that list with its own soil, sun, and drainage.
Even in Grand 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 Grand 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 Grand View — soil, climate, flood, and parcel records. How we handle your address.
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Grand View — the short answer
Grand View, Idaho: USDA zone 7a, about 192 days between hard freezes, across 368 acres of city.
- USDA zone
- 7a
- USDA PHZM 2023
- Last hard freeze (28°F)
- Apr 13
- NOAA 1991–2020 Climate Normals, 28°F — this town
- First hard freeze (28°F)
- Oct 22
- NOAA 1991–2020 Climate Normals, 28°F — this town
- Days between freezes
- ~192
- NOAA 1991–2020 Climate Normals, 28°F — this town
- City area
- 368 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 7a is Grand View's average, not your lot's — a low corner or a tree line moves it. Against Grand View's 192-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Grand View
Each reading below is measured for Grand View itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
MeasuredGrand View runs about 192 days between hard freezes — a moderate growing season.
There is room for the full run of cool-season crops plus a warm-season main crop, but the calendar is tight enough that a late spring or early fall frost still decides how much finishes.
Time warm-season transplants to your last hard freeze, and a few weeks of season extension turns a near-miss harvest into a sure one.
NOAA 1991–2020 Climate Normals
Winter hardiness
MeasuredGrand View sits in USDA hardiness zone 7a.
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 Grand View is in
Grand View sits in the Snake River Plain — EPA Level III, inside the wider North American Deserts. That is read at Grand View's own centroid, and it is not what its county reads: Owyhee County is mostly Northern Basin and Range. The wider page above you is answering a different question about different ground.
What Grows in Grand View
Every plant below cleared Grand View's own zone 7a and its 192-day season. Each card opens that plant's Idaho profile. How we score.
Is it too late to plant in Grand View?
Too late for some crops, right on time for others — a growing season is a sequence, not a deadline. Cool-season crops can go in from around Mar 16; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Apr 13 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Oct 22 — long-season crops need about 90 days of runway, quick greens only 30. The tail of the season still works: sixty-day crops into late summer, quick greens after, garlic last of all.
What's on the federal record near Grand View
Closest first, within ~10 miles of Grand View. Listing isn't leaking, and distance isn't exposure.
- GRAND VIEW GASUnderground Storage Tanks · 1000 ft
- GRAND VIEW FARMS/SANDHILLUnderground Storage Tanks · 1100 ft
- MOUNTAIN HOME REDI-MIX INCUnderground Storage Tanks · 1100 ft
- SIMPLOT GRAND VIEW FARMSUnderground Storage Tanks · 1100 ft
- TRIANGLE DAIRY INCUnderground Storage Tanks · 1100 ft
- SIMPLOT GROWER SOLUTIONS GRAND VIEWBrownfields · 1100 ft
- SQUARE DEAL STOREUnderground Storage Tanks · 1400 ft
- 05S 03E 22BBB2Nitrate · 1400 ft
- GRAND VIEW FARMSBrownfields · 1700 ft
- Pyramid Placer MineMining · 0.7 mi
- GRAND VIEW AUTOUnderground Storage Tanks · 1.4 mi
- GRAND VIEW FARMS #2Underground Storage Tanks · 1.4 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Grand 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 Grand View.
Sources Checked
within ~10 miles of Grand View
Severity Distribution
within ~10 miles of Grand View
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Grand View, Nitrate runs higher than the national average — 50 sites within ~10 miles of Grand View. 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 Grand 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 Grand View average
Your land is one point inside Grand View
Everything above resolves to Grand View as a whole — one PHZM band and one 28°F frost record, read across 368 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 city 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 Grand View Average
Grand View Average
- ●USDA Zones 7a, averaged across Grand View
- ●One soil character for all of Grand View
- ●Frost dates read at Grand View's scale: Apr 13 to Oct 22
YOUR Parcel
- ✓Your exact zone, not Grand View's 7a
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Grand View
Pull a site-specific report for your exact address in Grand View, Idaho — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Grand View averages can't show:
We read public map data around Grand View — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Grand View average
How we know this about Grand View
The datasets: hardiness from the USDA ARS Plant Hardiness Zone Map 2023, read at this city’s own centroid; hard-freeze dates from NOAA 1991–2020 28°F normals at Grand 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 city grain anywhere on this page — there is no city-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 Grand View
When does frost risk typically end in Grand View?
The last hard freeze (28°F) in Grand View typically lands around Apr 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 May 4.
When is the first frost in Grand View?
The first hard freeze (28°F) in Grand View typically arrives around Oct 22, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Oct 8, so the watching starts about Sep 22 — about 192 days after the spring freeze cleared.
How long is the growing season in Grand View?
Measured between 28°F hard freezes, Grand View sees about 192 frost-free days — roughly Apr 13 through Oct 22, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer May 4 to Oct 8, about 157 days.
Is the soil safe to grow vegetables in Grand View?
The federal record around Grand View shows 72 documented sites, mostly Nitrate entries (50), the nearest Underground Storage Tanks record about 0.2 miles out — a typical footprint for a growing area, and proximity to a documented site is information, not a diagnosis of any one yard. It's worth seeing which recorded sites sit closest to where you grow, and testing the soil before new food beds near any of them.
How do I protect my plants from frost in Grand View?
From about Sep 22 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 Oct 22 (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 Oct 22. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Grand View's scale — its 7a band and its 192-day season. Your yard writes its own version of Grand 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 Grand View’s own scale
6 of the readings below were taken at Grand View's own scale — its own ~192-day season between 28°F freezes, the 368 acres it covers and 72 documented sites around it; 4 are borrowed from a wider read, named and linked below.
Measured here
- Grand View's own USDA hardiness band, zones 7aUSDA PHZM 2023
- Grand View's own 28°F hard-freeze dates, about Apr 13 and Oct 22 and the ~192-day span between themNOAA 1991–2020 Climate Normals
- 72 documented contamination sites on the federal record near Grand View, the closest Underground Storage Tanks record about 0.2 miles out from the town centreFederal environmental registers
- Grand View's boundary and the 368 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 7a and a ~192-day seasonGrowable Ground crop-matching engine
- Grand View sits in the Snake River Plain — not the ecoregion its county mostly readsUS EPA Level III Ecoregions
Inherited from a wider read
- Soil character — no town-scale survey exists, so Grand View's 368 acres read through its county's SSURGO summaryfrom Owyhee County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Owyhee County
- The growing challenges every Idaho grower plans around — written at state scale, so they stay on the state guidefrom Idaho
- Butterfly and beetle records, and the farmland pesticide estimate — all published county-widefrom Owyhee County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Grand View's 368 acreswhy one lot differs from the next →
- Which side of Grand 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 368 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Underground Storage Tanks record about 0.2 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 Grand View-wide figureread your own land →
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