Orrum, North Carolina, sits in USDA hardiness zones 8a-9a — a zone band wide enough that plant choice, not possibility, is the interesting question.
Among the crops suited to this profile: sweet potato, blueberry, muscadine grape, and dogwood. The site-level story — soil, sun, drainage — decides the rest.
Even in Orrum, 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 Orrum lot. 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-9a
Last Frost (state avg.)
Mar 10 - May 5
First Frost (state avg.)
Oct 5 - Nov 15
Town Area
306 acres
Hardiness Zone Range
Growing Season
Zone maps are averages across Orrum. Your yard's slope, trees, and frost pockets shift what actually grows — see your land's exact reading.
Soil varies lot by lot — soil types explained.
What Grows in Orrum
Plants matched to Orrum's USDA zones 8a-9a — 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.
Environmental Intelligence
Understanding what's nearby helps you make informed decisions about where and how to grow.
Total Sites
110
within ~10 miles of Orrum
Risk Level
Moderate
Highest-severity
8 Toxics Release Inventory facilities
Sources Checked
within ~10 miles of Orrum
Severity Distribution
within ~10 miles of Orrum
Highest-Severity Sites
A note from Gnorman
What an experienced grower watches for around here
In and around Orrum, two things run higher than the national average — Toxic Release Inventory (8 sites) and Underground Storage Tanks (78 sites). Knowing it is half the work — and it's nothing a thoughtful grower can't plan for.
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 Orrum
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
Orrum Average
- ●USDA Zones 8a-9a
- ●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 specific parcel in Orrum
Pull a site-specific report for your exact address in Orrum, 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 Orrum, North Carolina
- USDA Hardiness Zones: 8a-9a (USDA PHZM 2023)
- Last Spring Frost (state avg.): Mar 10 - May 5 (NOAA 30-Year Climate Normals)
- First Fall Frost (state avg.): Oct 5 - Nov 15 (NOAA 30-Year Climate Normals)
- Land Area: 306 acres (US Census TIGER 2025)
Zone data: USDA ARS Plant Hardiness Zone Map 2023. Climate data: NOAA NCEI. Boundaries: US Census TIGER/Line 2025.
Frequently Asked Questions
What hardiness zone is Orrum, North Carolina?
Orrum sits in USDA hardiness zones 8a-9a, 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 Orrum?
Orrum follows North Carolina's statewide frost window: last spring frost around Mar 10 - May 5 and first fall frost around Oct 5 - Nov 15, per NOAA 30-year climate normals (1991–2020). Frost dates shift with elevation and local microclimate, so watch your own site's cold pockets.
What vegetables grow in Orrum?
Orrum's zones 8a-9a support 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 Orrum, really?
Officially, Orrum sits in USDA zones 8a-9a (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 Orrum?
The federal record around Orrum shows 110 documented sites — 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 Orrum?
As the season closes around North Carolina's first fall frost near Oct 5 - Nov 15 (NOAA 30-year climate normals (1991–2020)), a few moves buy time: cover tender plants with floating row cover or an old sheet on still, clear nights, water the soil the afternoon before a freeze so it holds warmth overnight, and harvest frost-tender crops like tomatoes, peppers, and basil before the first hard night. Hardy greens and root crops shrug off light frost and often sweeten after it, so leave them in.
Everything on this page is a Orrum 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.