The Monticello AVA / Central Virginia spans USDA hardiness zones 7a-7b — enough range to grow cool-season vegetables, hardy fruit, and warm-season crops that mature before the first hard frost.
The eastern foothills of the Blue Ridge around Charlottesville, where the mountains give way to the Piedmont and long slopes drain cold air off the ridges into the valleys below — so thermal-belt hillsides run warmer than the open flatland while valley floors pocket frost. This is Albemarle Pippin country, the heirloom apple Thomas Jefferson grew at Monticello, and today one of Virginia's densest clusters of vineyards and hillside orchards. Scoped to the five counties of the Monticello AVA (Albemarle, Greene, Nelson, Orange, and Fluvanna), the season runs a touch cooler and shorter than the broad Piedmont: a median of roughly 227 frost-free days, USDA zones 7a–7b, and a typical last frost in late March — because here elevation and aspect, not just latitude, set the growing calendar. Reliable performers under these conditions include tomato, dogwood, grape, and apple; what your own ground favors still comes down to its soil, sun, and drainage.
The Monticello AVA / Central Virginia spans Virginia.
Your yard isn't all of the Monticello AVA / Central Virginia.
The Monticello AVA / Central Virginia spans USDA zones 7a-7b, but your parcel sits in exactly one — and slope, tree cover, and low spots nudge it further. 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 Monticello AVA / Central Virginia — soil, climate, flood, and parcel records. How we handle your address.
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The Monticello AVA / Central Virginia — the short answer
The Monticello AVA / Central Virginia: USDA zones 7a-7b, 207–239 frost-free days depending where in it you stand, in Virginia.
- USDA zones
- 7a-7b
- USDA PHZM 2023, aggregated over the footprint
- Shortest season here
- 207 days
- NOAA Regional Climate Centers ACIS, 1991-2020 — Fluvanna County
- Counties
- 5
- US Census TIGER/Line 2025
- Region type
- County cluster
- Growable Ground growing-region registry
Region boundary: Growable Ground growing-region registry — curated county clusters, EPA Level III ecoregions, and town clusters drawn finer than any county. The season figure is this region's own record, measured across its 5 member counties, not a state or national average.
Hardiness Zone Range
The Monticello AVA / Central Virginia is not one growing season
One answer for the Monticello AVA / Central Virginia averages 5 counties whose growing seasons are 32 days apart — from 207 frost-free days in Fluvanna County to 239 in Albemarle County. That is the same region, measured the same way, in the same years. Which end of it your land sits nearer decides what finishes before the first hard freeze.
The middle half of 5 counties runs 225–230 days, with a median of 227 days — a 32-day span end to end.
Measured across 5 member counties, each carrying its own 28°F normal. NOAA Regional Climate Centers ACIS, 1991-2020. A member with no own record is absent from the range rather than counted as zero — nothing here is interpolated to the region. Your own site sits somewhere inside this range; a parcel report resolves where.
Where the line runs inside the Monticello AVA / Central Virginia
The middle half of the Monticello AVA / Central Virginia runs 225–230 frost-free days, and 2 of its 5 counties sit outside that — 1 on the short side, 1 on the long. A regional planting date describes the middle well and the ends poorly, which is worth knowing before you follow one.
Under 225 frost-free days
1 county
- Fluvanna County · 207 days
The end of the region that sets the planting calendar — start seed indoors here and the season stretches to meet the crop.
225–230 frost-free days
3 counties
0 of 3 shown
The middle half of the region, and the part a single regional season describes well.
Over 230 frost-free days
1 county
- Albemarle County · 239 days
Long enough for a second succession of a quick crop after the first comes out.
Each county is placed by its OWN 28°F frost-free normal (NOAA Regional Climate Centers ACIS, 1991-2020), the same figure its own guide page publishes. Elevation, slope and cold-air drainage move a site within its county as well — which is the part only your address resolves.
What Grows in the Monticello AVA / Central Virginia
All 1 of the plants below that publish a season requirement clear even Fluvanna County’s 207 frost-free days — so on season alone, this grid works at both ends of the region. The 32-day spread still decides how far past this list you can push, and how early you can start.
Plants matched to the Monticello AVA / Central Virginia's USDA zones 7a-7b, ordered by how much hardiness margin each has across the region — the ones with room to spare at both ends of this band lead. Each links to its full growing profile.
Native Plants of the Monticello AVA / Central Virginia
Plants the USDA PLANTS Database documents as native and present in this region’s state, kept only where the published hardiness range meets the Monticello AVA / Central Virginia’s USDA zones 7a-7b — closest range match first. Presence is recorded by state, so a plant can be documented across the state and still be scarce in your corner of the region.
The ground across the Monticello AVA / Central Virginia
The USDA soil survey maps this ground county by county. These are those records weighted by land area across five member counties — this region’s own profile, not a state figure.
The ground is predominantly Ultisols, at 62% of mapped acres, followed by Inceptisols (26%), Alfisols (11%) and Entisols (1%). Five soil orders appear somewhere inside the footprint, which is the honest reason a regional soil answer only goes so far. The most extensive named soils are Bugley, Elioak, and Hayesville.
72% of those acres are well drained, and another 15% somewhat excessively drained, 4% excessively drained. Topsoil pH runs 5.0–5.5 between the lowest and the highest county on record. 16% of the footprint is classed prime farmland.
Soil order
Ultisols
Drainage
Well drained
Topsoil pH
5.0–5.5
Hydric soils
2%
Soil changes across a driveway, so which of these your own ground sits on is a parcel question rather than a regional one. Orange County holds the most wetland ground here, at 5% — soil types explained.
USDA NRCS SSURGO via Soil Data Access
What this means for growing in the Monticello AVA / Central Virginia
The soil survey reads this ground county by county, and the readings above are those records summed across the Monticello AVA / Central Virginia. Here is what they mean for a garden here — and the move an experienced grower makes about each one.
Drainage
From county records72% of the mapped acres across the Monticello AVA / Central Virginia are well drained — ground that drains quickly. That is area-weighted across all five of its mapped counties.
The upside is soil you can work early in spring and roots that never drown; the cost is that fast-draining ground dries out fast and leaches nutrients away before plants can use them.
Work in compost and mulch to hold moisture and feed, and water more often in short doses than deep and rarely.
USDA NRCS SSURGO
Surface pH
From county recordsTopsoil across the Monticello AVA / Central Virginia runs pH 5.0–5.5 — acidic in all five of them.
Blueberries, potatoes, and rhododendrons thrive in it, but most vegetables start locking out nutrients below about pH 6.0 and grow pale and stunted no matter how much you feed them.
A measured lime application raises pH for the crops that need it — but test first, because the right rate depends on your own soil, not the county average.
USDA NRCS SSURGO
Safe to Grow Here?
What the federal record shows across the Monticello AVA / Central Virginia — and how to grow with it.
Across the Monticello AVA / Central Virginia's 5 counties the federal record holds 924 documented sites, mostly Underground Storage Tanks (673), Brownfields (156) and Toxics Release Inventory (48). The heaviest single county is Albemarle County, with 455.
That is a regional count, not a reading of any one lot — proximity to a documented site is information, not a diagnosis. Open the map outlined to the Monticello AVA / Central Virginia to see which records sit where you actually grow.
Sources Checked
Summed across the 5 counties in the Monticello AVA / Central Virginia
A note from Gnorman
What an experienced grower watches for around here
In and around the Monticello AVA / Central Virginia, two things run higher than the national average across the 5 counties in the Monticello AVA / Central Virginia — Underground Storage Tanks (673 sites) and PFAS (8 sites). 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.
PFAS: PFAS (per- and polyfluoroalkyl substances) are called "forever chemicals" because they do not biodegrade.
Use raised beds with imported soil — this eliminates the primary soil-contact pathway.
Test irrigation water source — this is the primary pathway for PFAS to reach garden crops.
Sources: EPA, USGS — 1.8M documented sites tracked nationwide across 9 federal source types.
Your land is one point inside the Monticello AVA / Central Virginia
Everything above resolves to the Monticello AVA / Central Virginia as a whole — a footprint whose own counties record seasons 32 days apart, and hardiness across zones 7a-7b. Your parcel sits at one point in that range, not in the middle of it. 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 region 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 regional average.
Your Lot vs the Monticello AVA / Central Virginia Average
Monticello AVA / Central Virginia Average
- ●USDA Zones 7a-7b, averaged across Monticello AVA / Central Virginia
- ●One soil character for all of Monticello AVA / Central Virginia
- ●State-average frost dates
YOUR Parcel
- ✓Your exact zone, not Monticello AVA / Central Virginia's 7a-7b
- ✓Your SSURGO soil type & pH
- ✓Your sun exposure, cast in 3D
See MY Growing Report
Read your parcel in the Monticello AVA / Central Virginia
Pull a site-specific report for your exact address in the Monticello AVA / Central Virginia — soil, sun, drainage, frost risk, contamination, and scored plant recommendations.
Three things about your lot that Monticello AVA / Central Virginia averages can't show:
We read public map data around The Monticello AVA / Central Virginia — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Monticello AVA / Central Virginia average
How we know this about the Monticello AVA / Central Virginia
The boundary: a cluster of neighboring counties. Growing regions have no official boundary, so this footprint is our published one, and every figure on this page was measured over the counties inside it rather than borrowed from the state around it.
The datasets: hardiness from the USDA ARS Plant Hardiness Zone Map 2023, aggregated across the footprint; the growing season from NOAA Regional Climate Centers ACIS 1991–2020 28°F normals, read at each member’s own record; boundaries from US Census TIGER/Line 2025; the contamination record from the federal sources named in that beat above; the soil from the USDA NRCS SSURGO survey, read at each member county’s own record and weighted to this footprint by land area. Where a member carries no record of its own, it is absent from the figure rather than filled in.
Common questions about the Monticello AVA / Central Virginia
What hardiness zone is the Monticello AVA / Central Virginia?
The Monticello AVA / Central Virginia spans USDA hardiness zones 7a-7b, aggregated from the USDA Agricultural Research Service Plant Hardiness Zone Map 2023 across the region's counties. Zones reflect average annual extreme minimum temperatures from 1991–2020 data.
How long is the growing season in the Monticello AVA / Central Virginia?
Measured between 28°F hard freezes, the Monticello AVA / Central Virginia's counties mostly run 225 to 230 frost-free days, median 227 (NOAA Regional Climate Centers ACIS, 1991–2020, over 5 member counties). That 5-day spread is the honest read — no single season describes 5 counties, and each county guide below carries its own.
When does frost risk end in the Monticello AVA / Central Virginia?
Across the Monticello AVA / Central Virginia, the middle half of member counties see their last 28°F hard freeze between Mar 26 and Mar 28 (median Mar 27), and their first fall freeze between Nov 7 and Nov 11. Those are hard freezes, not the last light frost: tender transplants wait for about Apr 17, and elevation decides which end of a 2-day spread you garden in.
What grows well in the Monticello AVA / Central Virginia?
The Monticello AVA / Central Virginia's conditions suit plants such as Tomato, Dogwood, Grape, Apple, Peanut. What actually thrives on any one site still turns on its specific soil, sun, and drainage — we score each plant against the real conditions at your address.
How is the Monticello AVA / Central Virginia defined?
The Monticello AVA / Central Virginia is defined here as a curated cluster of 5 neighboring counties that share a growing character. Growing regions have no official boundary, so this footprint is our published one — every county in it is named on this page.
Which states does the Monticello AVA / Central Virginia cover?
The Monticello AVA / Central Virginia spans Virginia. Each state's full growing guide is linked on this page.
What other growing regions cover the same states?
Appalachia, Piedmont, Tidewater & Chesapeake, Blue Ridge, Delmarva Peninsula, and Hampton Roads / Coastal Southeast Virginia share at least one state with the Monticello AVA / Central Virginia. Growing regions overlap and interlock — a single address can sit inside more than one, which is why the precise read is always the parcel, not the region.
What this page reads at the Monticello AVA / Central Virginia’s own scale
6 of the readings below were taken at the Monticello AVA / Central Virginia's own scale — the zone 7a-7b band across its footprint, a median 227-day season across its 5 counties and 924 documented federal contamination records across its 5 counties, 455 of them in Albemarle County alone; one is borrowed from a wider read, named and linked below.
Measured here
- The USDA hardiness band 7a-7b aggregated across all 5 counties in the footprintUSDA PHZM 2023
- The boundary itself — the 5 counties this region is curated fromGrowable Ground subregion registry
- The growing character that makes this region distinct from the states it crossesGrowable Ground subregion registry
- The 28°F season across the footprint — the middle half of its 5 counties run 225 to 230 frost-free days, median 227NOAA Regional Climate Centers ACIS, 1991-2020
- The federal contamination record over the whole footprint — 924 documented federal contamination records across its 5 counties, 455 of them in Albemarle County aloneEPA, USGS and USDA federal site records
- The soil order mix across the footprint — 62% Ultisols, topsoil pH 5.0–5.5, area-weighted across its 5 mapped countiesUSDA NRCS SSURGO
Inherited from a wider read
- The candidate plant list — its state's curated sets, merged and filtered to zones 7a-7bfrom Virginia
What this page can’t tell you
- Which end of the 5-day range your ground sits at — 225 days at one extreme, 230 at the other, decided mostly by elevationfrost dates explained →
- Which of those soils your own ground sits on — the survey maps them county-wide, and they change across a drivewaysoil types explained →
- The soil pH, drainage, sun hours, and frost pockets on one specific lotwhy one lot differs from the next →
Explore the Monticello AVA / Central Virginia
State growing guides
Counties in this region
Other growing regions across Virginia
The vast eastern mountain region of steep hollows, thin acidic soils, and short upland seasons — apples, brambles, ramps, and forest crops on hard-won ground. (Union of the core Appalachian ecoregions.)
The rolling foothill belt between the Appalachians and the coastal plain, defined by heavy red clay soils that reward amendment and drainage. (Southern Piedmont; the Northern Piedmont is a separate ecoregion.)
The low, flat, tidal coastal plain around Chesapeake Bay — sandy soils, mild maritime winters, and a long season for vegetables and Southern staples.
The high, cool, forested spine of the southern Appalachians — layered ridges, acidic mountain loams, and a short upland season suited to apples and cold-hardy crops.
A flat coastal-plain peninsula of sandy, well-drained soils between the Chesapeake and the Atlantic — a major sweet-corn, soybean, and produce region.
The only USDA zone 8b band in Virginia. Atlantic and Chesapeake Bay maritime moderation plus dense urban heat give the waterfront cities of Hampton Roads the state's warmest winters and longest season — roughly 276 to 289 frost-free days on the water (Hampton runs 289), about 60 days longer than the inland coastal plain and over 100 days longer than the mountains. Growers here overwinter hardy greens and roots, and figs and other tender perennials that fail elsewhere in Virginia routinely survive. Inland edges of the metro — Chesapeake, Suffolk, Isle of Wight, Newport News — cool to 8a, so the frost-free window shortens as you move off the tidal shoreline.