Mount Vernon, Georgia, sits in USDA hardiness zone 8b — a range where zone-matched perennials and frost-aware annual timing set what succeeds.
The conditions favor cabbage, fig, california poppy, and collard greens, among others — though every individual site edits that list with its own soil, sun, and drainage.
Even in Mount Vernon, 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 Mount Vernon 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 Mount Vernon — soil, climate, flood, and parcel records. How we handle your address.
No card required · your full report in seconds
Mount Vernon — the short answer
Mount Vernon, Georgia: USDA zone 8b, about 290 days between hard freezes, across 3K acres of city.
- USDA zone
- 8b
- USDA PHZM 2023
- Last hard freeze (28°F)
- Feb 17
- Montgomery County normal — NOAA 1991–2020, nearest to this town
- First hard freeze (28°F)
- Dec 4
- Montgomery County normal — NOAA 1991–2020, nearest to this town
- Days between freezes
- ~290
- Montgomery County normal — NOAA 1991–2020, nearest to this town
- City area
- 3K 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 Montgomery County’s — the closest measured record, labelled as such rather than passed off as local.
Hardiness Zone Range
Zone 8b is Mount Vernon's average, not your lot's — a low corner or a tree line moves it. Against Mount Vernon's 290-day season, see what your own ground reads.
Soil varies lot by lot — soil types explained.
What this means for growing in Mount Vernon
Each reading below is measured for Mount Vernon itself — here is what it means for a garden here, and the move an experienced grower makes about it.
Season length
From county recordsMount Vernon runs about 290 days between hard freezes (read from Montgomery County, the closest normal to Mount Vernon) — 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
MeasuredMount Vernon sits in USDA hardiness zone 8b.
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 Mount Vernon is in
Mount Vernon sits in the Southeastern Plains — EPA Level III, inside the wider Eastern Temperate Forests. That is read at Mount Vernon's own centroid rather than borrowed from Montgomery County.
What Grows in Mount Vernon
Every plant below cleared Mount Vernon's own zone 8b and its 290-day season. Each card opens that plant's Georgia profile. How we score.
Is it too late to plant in Mount Vernon?
Almost never — the real question is what to plant next. Cool-season crops can go in from around Jan 20; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Feb 17 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Dec 4 — long-season crops need about 90 days of runway, quick greens only 30. Here the calendar nearly circles: cool-season crops take the winter shift, and the next window is always close.
What's on the federal record near Mount Vernon
Closest first, within ~10 miles of Mount Vernon. Listing isn't leaking, and distance isn't exposure.
- MONTGOMERY STATE PRISONUnderground Storage Tanks · 2000 ft
- BRADDY FARMS-GARYUnderground Storage Tanks · 2000 ft
- 25R002Nitrate · 2200 ft
- SAMS QUICK STOPUnderground Storage Tanks · 2200 ft
- MT VERNON PACKAGE SHOPUnderground Storage Tanks · 2400 ft
- FLASH FOODS #69Underground Storage Tanks · 2500 ft
- RICHARDSONS GROCERY DBA ETHERIDGE PROPERTIESUnderground Storage Tanks · 2500 ft
- EAGLE RESTAURANTSUnderground Storage Tanks · 2600 ft
- T-BYRDS #1Underground Storage Tanks · 2600 ft
- MARY B BROOKSUnderground Storage Tanks · 0.5 mi
- CREATIVE HAIR STYLES AND TANNING SALONUnderground Storage Tanks · 0.5 mi
- HOLLAND DIVISION REEVES CONSTRUCUnderground Storage Tanks · 0.7 mi
6 more sites are on the record inside the same radius. See them on the map
Measured from Mount Vernon'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 Mount Vernon.
Total Sites
61
within ~10 miles of Mount Vernon
Risk Level
Moderate
Highest-severity
1 Toxics Release Inventory facility
Sources Checked
within ~10 miles of Mount Vernon
Severity Distribution
within ~10 miles of Mount Vernon
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Mount Vernon, Underground Storage Tanks runs higher than the national average — 51 sites within ~10 miles of Mount Vernon. That's not a problem with your land — it's information about it.
Underground Storage Tanks: Underground storage tanks are the single most common source of soil contamination near homes and gardens.
Use raised beds with imported soil — this eliminates the primary soil-contact pathway.
Check your specific parcel in Mount Vernon
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 Mount Vernon average
Your land is one point inside Mount Vernon
Everything above resolves to Mount Vernon as a whole — one PHZM band, read across 3K acres, with hard-freeze dates borrowed from Montgomery County’s record because no 30-year normal resolves at this city’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 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 Mount Vernon Average
Mount Vernon Average
- ●USDA Zones 8b, averaged across Mount Vernon
- ●One soil character for all of Mount Vernon
- ●Frost dates read at Mount Vernon's scale: Feb 17 to Dec 4
YOUR Parcel
- ✓Your exact zone, not Mount Vernon's 8b
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your specific parcel in Mount Vernon
Pull a site-specific report for your exact address in Mount Vernon, Georgia — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your lot that Mount Vernon averages can't show:
We read public map data around Mount Vernon — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Mount Vernon average
How we know this about Mount Vernon
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 Montgomery 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 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 Mount Vernon
When does frost risk typically end in Mount Vernon?
The last hard freeze (28°F) in Mount Vernon typically lands around Feb 17, 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 10.
When is the first frost in Mount Vernon?
The first hard freeze (28°F) in Mount Vernon typically arrives around Dec 4, per NOAA 1991–2020 climate normals — the point tender summer crops finish. Lighter frosts run ahead of it, near Nov 20, so the watching starts about Nov 4 — about 290 days after the spring freeze cleared.
How long is the growing season in Mount Vernon?
Measured between 28°F hard freezes, Mount Vernon sees about 290 frost-free days — roughly Feb 17 through Dec 4, per NOAA 1991–2020 climate normals. Tender crops work a shorter one: nearer Mar 10 to Nov 20, about 255 days.
Is the soil safe to grow vegetables in Mount Vernon?
The federal record around Mount Vernon shows 61 documented sites, mostly Underground Storage Tanks entries (51), the nearest Underground Storage Tanks record about 0.4 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 Mount Vernon?
From about Nov 4 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 4 (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 4. Hardy greens and roots shrug off light frost and sweeten after it — leave them in.
Everything above is measured at Mount Vernon's scale — its 8b band and its 290-day season. Your yard writes its own version of Mount Vernon'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 Mount Vernon’s own scale
5 of the readings below were taken at Mount Vernon's own scale — the 2,687 acres it covers and 61 documented sites around it; 5 are borrowed from a wider read, named and linked below.
Measured here
- Mount Vernon's own USDA hardiness band, zones 8bUSDA PHZM 2023
- 61 documented contamination sites on the federal record near Mount Vernon, the closest Underground Storage Tanks record about 0.4 miles out from the town centreFederal environmental registers
- Mount Vernon's boundary and the 2,687 acres inside itUS Census TIGER/Line 2025
- Which of 1,086 plants clear zones 8b and a ~290-day seasonGrowable Ground crop-matching engine
- The ecoregion at Mount Vernon's own centroid, the Southeastern PlainsUS EPA Level III Ecoregions
Inherited from a wider read
- The 28°F hard-freeze dates — Mount Vernon has no normal of its own, so its county's is the closest measured readfrom Montgomery County
- Soil character — no town-scale survey exists, so Mount Vernon's 2,687 acres read through its county's SSURGO summaryfrom Montgomery County
- Growing-degree days and winter chill — measured county-wide only, so the county page carries themfrom Montgomery County
- The growing challenges every Georgia grower plans around — written at state scale, so they stay on the state guidefrom Georgia
- Butterfly and beetle records, and the farmland pesticide estimate — all published county-widefrom Montgomery County
What this page can’t tell you
- The soil pH, drainage, sun hours, and frost pockets on any one lot among Mount Vernon's 2,687 acreswhy one lot differs from the next →
- Which side of Mount Vernon you're on — a low spot frosts first and a south wall warms early, and one normal is being asked to speak for all 2,687 acresreading your own microclimate →
- How close that record sits to YOUR lot — the closest Underground Storage Tanks record about 0.4 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 Mount Vernon-wide figureread your own land →
More in Georgia
Growing region