Montgomery County, in North Carolina, sits in USDA hardiness zone 8a — a range where zone-matched perennials and frost-aware annual timing set what succeeds.
The conditions favor sweet potato, blueberry, muscadine grape, and dogwood, among others — though every individual site edits that list with its own soil, sun, and drainage.
Montgomery County lies within the Piedmont — a regional growing area with its own character.
Grounded in USDA PHZM 2023 · Growable Ground suitability scoring · NOAA 1991–2020 Climate Normals
Montgomery County holds more than one microclimate.
Soils and elevations shift across Montgomery County, so your frost dates and drainage aren't the county average. Enter your address and we'll score 1,112 plants against your land's actual soil, sun, and frost.
We read public map data for this spot — soil, climate, flood, and parcel records. How we handle your address.
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Quick Facts
USDA Zones
8a
Last Hard Freeze (28°F)
Jan 31
County normal — light frosts run a few weeks later
First Frost (state avg.)
Oct 5 - Nov 15
County Area
315K acres
Hardiness Zone Range
Growing Season (statewide frost window)
Zone maps are averages across Montgomery County. Your yard's slope, trees, and frost pockets shift what actually grows — see your land's exact reading.
Soil in Montgomery County
Across Montgomery County, the ground is predominantly Ultisols, where Herndon, Badin, and Georgeville are the most extensive named soil series. The soil is generally well drained with a silt loam surface. Topsoil pH runs about 4.9–5.5, strongly acidic. Rainfall drains through hydrologic group B soils.
Soil order
Ultisols
Drainage
Well drained
Prime farmland
18%
Hydric soils
0%
Soil still varies lot by lot — soil types explained.
What Grows in Montgomery County
Plants matched to Montgomery County's USDA zones 8a — each links to its full growing profile.
Growing Challenges in North Carolina
What an experienced grower plans around here — each one has a move.
Red Piedmont clay is hard to work and drains poorly
Red clay rewards patience — compost opens it over seasons, and a raised bed gets you harvesting in the meantime.
Humidity drives significant disease pressure
Airflow, morning base-watering, and resistant varieties — the humid-South trio your extension's lists are built around.
Hurricane risk on the coastal plain
On the coastal plain, favor wind-tough perennials and stake young trees well ahead of storm season.
For cultivar selection, pest pressure, and planting-time guidance specific to North Carolina, the NC State Extension is the authoritative local source.
Safe to Grow Here?
What the federal record shows across Montgomery County — and how to grow with it.
We checked the federal record across Montgomery County — 252 documented sites across 7 of the 9 source types we track.
The most significant on record: 20 Toxics Release Inventory facilities. Active industrial facilities reporting chemical releases to air, water, and land.
There's a meaningful federal record across Montgomery County — worth a look before you plant food, not a reason to hold back from growing. Proximity to a documented site is information, not a diagnosis of any one yard. A soil test before new food beds is the sensible precaution here, and the map shows exactly which sites sit where, so you can see what's actually near you.
Sources: EPA, USGS — 1.8M documented sites tracked nationwide across 9 federal source types.
Environmental Intelligence
Understanding what's nearby helps you make informed decisions about where and how to grow.
Total Sites
252
across Montgomery County
Risk Level
Elevated
Highest-severity
20 Toxics Release Inventory facilities
Sources Checked
across Montgomery County
Severity Distribution
across Montgomery County
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Montgomery County, two things run higher than the national average — Toxic Release Inventory (20 sites) and Underground Storage Tanks (172 sites). That's not a problem with your land — it's information about it.
Toxic Release Inventory: TRI facilities report annual chemical releases to air, water, and land.
Underground Storage Tanks: Underground storage tanks are the single most common source of soil contamination near homes and gardens.
Check prevailing wind direction — downwind parcels face higher exposure than upwind or crosswind locations.
Use raised beds with imported soil — this eliminates the primary soil-contact pathway.
Check your specific parcel in Montgomery County
Get exact proximity distances to contamination sources for your specific parcel — plus soil, sun, drainage, and 1,112 plant recommendations.
Three things about your exact spot that zone averages miss:
We read public map data for this spot — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources analyzed in seconds
Your Specific Parcel Matters
Montgomery County Average
- ●USDA Zones 8a
- ●Generic soil type for the area
- ●State-average frost dates
YOUR Parcel
- ✓Your exact hardiness zone
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your parcel in Montgomery County
Pull a site-specific report for your exact address in Montgomery County, North Carolina — soil, sun, drainage, frost risk, and scored plant recommendations.
Three things about your exact spot that zone averages miss:
We read public map data for this spot — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources analyzed in seconds
Key Growing Facts for Montgomery County, North Carolina
- USDA Hardiness Zones: 8a (USDA PHZM 2023)
- Last Hard Freeze (28°F): Jan 31 (county normal, NOAA 1991–2020 Climate Normals — light frosts can follow for a few weeks)
- First Fall Frost (state avg.): Oct 5 - Nov 15 (NOAA 30-Year Climate Normals)
- County Land Area: 315K acres (US Census TIGER 2025)
Zone data: USDA ARS Plant Hardiness Zone Map 2023. Climate data: NOAA NCEI. County boundaries: US Census TIGER/Line 2025.
Frost dates here are the Montgomery County average. Low spots and tree cover move them by days on any one yard — see your exact frost windows.
Frequently Asked Questions
What hardiness zone is Montgomery County, North Carolina?
Montgomery County sits in USDA hardiness zone 8a, per the USDA Plant Hardiness Zone Map 2023. Zones reflect average annual extreme minimum temperatures from 1991–2020 weather data.
When does frost risk typically end in Montgomery County?
The last hard freeze (28°F) in Montgomery County typically lands around Jan 31, per NOAA 1991–2020 climate normals — an earlier marker than the light-frost dates many planting charts quote. That marks the hard freeze, not the last light frost — light frosts can still bite for a few more weeks, so tender transplants usually wait another 2–3 weeks.
What vegetables grow in Montgomery County?
Montgomery County's zone 8a supports a wide range — strong performers include Sweet Potato, Blueberry, Muscadine Grape, Dogwood, and Tomato. What actually takes on any one site comes down to its soil, sun, and drainage, and we score each plant against the real conditions at your address.
Which hardiness zone is Montgomery County, really?
Officially, Montgomery County sits in USDA zone 8a (USDA PHZM 2023) — but a zone is a 30-year average of winter's coldest night across an area, and it can't see any one yard. A south-facing slope, a tree line, or a low frost pocket can shift a single site by half a zone either way, which is why neighboring gardeners often quote different numbers. We read the conditions at your exact address — soil, sun, slope, and frost — and score 1,112 plants against what's actually there.
Is the soil safe to grow vegetables in Montgomery County?
The federal record around Montgomery County is a meaningful one — 252 documented sites — 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.
Just moved to Montgomery County — what should I know before planting?
Start with three facts. Montgomery County sits in USDA zone 8a, which sets what survives winter; the statewide frost window runs about Mar 10 - May 5 to Oct 5 - Nov 15 (NOAA 30-year climate normals); and 252 documented sites sit on the federal record here, so a soil test before food beds is the smart first step. From there, matching plants to your actual soil and sun is the fun part.
Everything on this page is a Montgomery County average. Your yard writes its own version — we read soil, sun, drainage, and frost at your exact address. Try it for 14 days — no card required.
Will It Grow Here?
Zone fit is the first question — each answer below reads North Carolina's frost window, season length, and soil profile against the plant's real requirements.