What Grows in Loudoun Valley Estates, Virginia

USDA Zones 6a-7b · 2K acres

Loudoun Valley Estates, Virginia, sits in USDA hardiness zones 6a-7b — a band that supports both cool-season staples and warm-season crops chosen to fit the local frost window.

Reliable performers under these conditions include tomato, grape, peanut, and dogwood; what your own ground favors still comes down to its soil, sun, and drainage.

Score your parcel · free

Even in Loudoun Valley Estates, 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 Loudoun Valley Estates 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.

No card required · your full report in seconds

Quick Facts

USDA Zones

6a-7b

Last Hard Freeze (28°F)

Mar 11

Town normal — light frosts run a few weeks later

First Hard Freeze (28°F)

Dec 3

Town normal — light frosts arrive a few weeks earlier

Town Area

2K acres

Hardiness Zone Range

6a
7b
3a (Cold)13b (Hot)

Zone maps are averages across Loudoun Valley Estates. 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.

Is it too late to plant in Loudoun Valley Estates?

Rarely: the season closes in stages, not all at once, and each stage has its crops. Cool-season crops can go in from around Feb 11; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Mar 11 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Dec 3 — long-season crops need about 90 days of runway, quick greens only 30. In a climate this gentle, “too late” hardly applies — the question becomes which crops prefer the cooler months ahead.

Growing Challenges in Virginia

What an experienced grower plans around here — each one has a move.

Heavy Piedmont red clay requires amendment

Red clay turns from obstacle to asset with compost and time — and a raised bed lets you harvest while it happens.

Humidity and heat in summer promote disease

Space for airflow, water mornings at the base, and plant resistant varieties — your extension's humid-summer playbook.

Deer pressure is heavy in suburban and rural areas

A proper fence settles it; outside the fence, genuinely deer-resistant plants are the next best defense.

For cultivar selection, pest pressure, and planting-time guidance specific to Virginia, the Virginia Cooperative 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

1,191

within ~10 miles of Loudoun Valley Estates

Risk Level

Elevated

Highest-severity

2 Superfund sites

Severity Distribution

within ~10 miles of Loudoun Valley Estates

High5Moderate293Low893

Highest-Severity Sites

Dulles Airport
PFAS Sampling · PFAS Detected
Hidden Lane Landfill
Superfund · Superfund NPL
Sam'S (Jones') Junkyard
Superfund · Superfund (Non-NPL)
Unnamed Pge Occurrence
Mining Sites · Occurrence
49V 90
Nitrate Monitoring · Well

A note from Gnorman

What an experienced grower watches for around here

In and around Loudoun Valley Estates, Brownfields runs higher than the national average — 582 sites nearby. It's not cause for alarm — it's worth knowing, and there's a sensible way to grow around it.

Brownfields: Brownfield sites are former commercial or industrial properties where legacy soil contamination (heavy metals, PAHs, petroleum compounds) may persist.

Check EPA brownfield remediation status — many sites have completed cleanup with institutional controls.

Free Report

Check your specific parcel in Loudoun Valley Estates

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:

Your soil pHYour frost-free daysYour sun & shade

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

Loudoun Valley Estates Average

  • USDA Zones 6a-7b
  • 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

Free Report

Read your specific parcel in Loudoun Valley Estates

Pull a site-specific report for your exact address in Loudoun Valley Estates, Virginia — soil, sun, drainage, frost risk, and scored plant recommendations.

Three things about your exact spot that zone averages miss:

Your soil pHYour frost-free daysYour sun & shade

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 Loudoun Valley Estates, Virginia

  • USDA Hardiness Zones: 6a-7b (USDA PHZM 2023)
  • Last Hard Freeze (28°F): Mar 11 (town normal, NOAA 1991–2020 Climate Normals — light frosts can follow for a few weeks)
  • First Hard Freeze (28°F): Dec 3 (town normal, NOAA 1991–2020 Climate Normals — light frosts can arrive a few weeks earlier)
  • Days Between Hard Freezes: ~267 (town normal, NOAA 1991–2020 Climate Normals)
  • Land Area: 2K 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 Loudoun Valley Estates, Virginia?

Loudoun Valley Estates sits in USDA hardiness zones 6a-7b, per the USDA Plant Hardiness Zone Map 2023. Zones reflect average annual extreme minimum temperatures from 1991–2020 weather data.

Is it too late to plant in Loudoun Valley Estates?

Rarely: the season closes in stages, not all at once, and each stage has its crops. Cool-season crops can go in from around Feb 11; tender transplants wait until two to three weeks after the last 28°F hard freeze, which lands near Mar 11 (NOAA 1991–2020 climate normals); and from midsummer, planting counts back from the first fall freeze around Dec 3 — long-season crops need about 90 days of runway, quick greens only 30. In a climate this gentle, “too late” hardly applies — the question becomes which crops prefer the cooler months ahead.

When does frost risk typically end in Loudoun Valley Estates?

The last hard freeze (28°F) in Loudoun Valley Estates typically lands around Mar 11, 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.

When is the first frost in Loudoun Valley Estates?

The first hard freeze (28°F) in Loudoun Valley Estates typically arrives around Dec 3, per NOAA 1991–2020 climate normals — the point most tender summer crops finish. Lighter frosts usually reach a couple of weeks earlier, so watch the forecast from late summer on and harvest or cover tender plants before the first cold night.

What vegetables grow in Loudoun Valley Estates?

Loudoun Valley Estates's zones 6a-7b support a wide range — strong performers include Tomato, Grape, Peanut, Dogwood, and Apple. 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 Loudoun Valley Estates, really?

Officially, Loudoun Valley Estates sits in USDA zones 6a-7b (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 Loudoun Valley Estates?

The federal record around Loudoun Valley Estates is a meaningful one — 1,191 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.

How do I protect my plants from frost in Loudoun Valley Estates?

As the season closes around the first 28°F hard freeze near Dec 3 (NOAA 1991–2020 climate normals), 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 Loudoun Valley Estates 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.