Yes — Strong Match
yard-long bean (zones 3-12) covers every zone Virginia contains (5b-8b), so hardiness is not what limits it anywhere in the state.
Your yard isn't the whole zone.
Yard Long Bean is grown as an annual, so your winter zone isn't the deciding factor — your frost-free window is. A typical Virginia site runs ~224 frost-free days, but that is a state median, not your yard: slope, trees, and low spots move the last-frost date across a single parcel. Enter your address and we'll score yard long bean against your land's actual frost dates, sun, and soil.
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Zone Comparison
Yard Long Bean Needs
- USDA Zones: 3-12
- Frost-Free Days: 30+
- Sun: Full Sun
- Mature size: 8 ft tall
- Picking window: ~21 days of harvest
- Drought tolerance: Medium
Virginia Has
- USDA Zones: 5b-8b
- Last Hard Freeze (28°F): Mar 22 - Apr 2
- First Hard Freeze (28°F): Nov 2 - Nov 17
- Annual Rainfall: 36-50 inches
- Common Soils: Red clay (Piedmont), Silt loam, Sandy loam (Tidewater)
Plant Zone Range (zones 3-12)
Preferred Soil pH
Plant data: USDA PLANTS Database / Growable Ground plant catalog. State data: USDA ARS PHZM 2023, NOAA Climate Normals, NRCS SSURGO.
When to Plant Yard Long Bean in Virginia
The frost window
Across Virginia, the last spring hard freeze (28°F) clears between Mar 22 and Apr 2, and the first fall hard freeze lands between Nov 2 and Nov 17 (NOAA Regional Climate Centers ACIS, 1991-2020). Counting from the latest last freeze to the earliest first freeze, that's a 214-day window you can count on — up to 240 days on a mild site in a kind year. That marks the hard freeze, not the last light frost, so tender transplants usually wait another 2-3 weeks.
Frost tenderness
Yard Long Bean is frost-tender — its listed minimum temperature is 59°F (USDA PLANTS Database) — so set plants out two to three weeks PAST your local last hard freeze, not on it and not on the state's earliest date. The 28°F marker above is when killing freezes stop, not when light frost does.
When to start the seed
Yard Long Bean is direct-sown where it grows rather than started under cover, so there is no seed-tray head start to bank — Virginia's dates above are the whole calendar for it. That makes the last-freeze date the binding constraint, and a warmer pocket of your own yard is worth more to this crop than it is to a transplanted one.
Days to maturity vs. the window
At 60 days to maturity (USDA PLANTS Database), counting from the last hard freeze it ripens with 154 days to spare even in Virginia's tightest freeze scenario — room for a later start or a second sowing.
Frost window: NOAA Climate Normals 1991-2020. Plant timing fields: USDA PLANTS Database. Your site's own frost dates can run earlier or later than the state range — a parcel report pins them down.
Growing Season Fit
The zone check says yard long bean survives winter here. Whether the season is long enough — and warm enough — is a different question.
Frost-free days
Yard Long Bean wants 30+ frost-free days; a typical Virginia site sees ~224 (NOAA Regional Climate Centers ACIS, 1991-2020). That leaves comfortable headroom for succession planting.
Growing degree days
Yard Long Bean needs ~2000 GDD (base 50°F) to ripen. The state median runs ~3662 GDD (from PRISM 1991-2020 climate normals), so Virginia's typical season clears that easily.
GDD and chill-hour figures are computed from PRISM 1991-2020 monthly climate normals; frost-free days from NOAA Regional Climate Centers ACIS, 1991-2020. Each is the state median across its counties (P25/P75 span the within-state spread). Hardiness-zone range is USDA PHZM 2023.
Soil + Drainage Fit
Yard Long Bean tolerates a wide pH range (pH 4-8.8) — 4.8 units, acid ground through alkaline — so soil acidity is rarely what limits it in Virginia. A soil test is still worth having, but for what else it tells you about this site, not to clear this plant. It will grow across that whole span, but it does best between pH 5.5 and 7.5 — worth knowing before you decide whether a Virginia soil test result is a problem or just a number. Drainage matters: this plant wants well (dry spells). If your Virginia site is heavier clay or sits in a low spot, raised beds or amendment with compost solve it.
Plant pH and drainage requirements from USDA PLANTS Database. Virginia soil profile from USDA NRCS SSURGO. Site-specific verification: a 30-minute soil test from your local Extension lab.
Yard Long Bean in Virginia — Quick Answer
- Verdict: Yes — Strong Match
- Plant Zones: 3-12 (USDA PLANTS Database)
- State Zones: 5b-8b (USDA ARS PHZM 2023)
- Growing Season: 28°F hard freezes about Mar 22 - Apr 2 to Nov 2 - Nov 17 (NOAA Regional Climate Centers ACIS, 1991-2020)
- Days to Maturity: 60 days
What Else to Consider for Yard Long Bean in Virginia
Zone compatibility tells you about winter cold survival — but Virginia growers also need to think about:
Heavy Piedmont red clay requires amendment
Humidity and heat in summer promote disease
Deer pressure is heavy in suburban and rural areas
What to actually do about these — and the constraints that apply to every Virginia grower, not just yard long bean — is covered on the Virginia growing guide.
Timing shifts within Virginia
Yard Long Bean needs about 30 days of frost-free season to complete its cycle. Even Highland County — Virginia’s shortest season at 176 frost-free days — clears that by 146 days, so season length isn’t the constraint anywhere in Virginia. What varies is your own parcel.
Across Virginia’s 133 counties the frost-free season runs from 176 days in Highland County to 289 days in Hampton County — a spread of 113 days, which is why a single statewide planting date misleads. The median Virginia county sees 224 frost-free days, leaving yard long bean about 194 days of slack on a typical parcel — room for a second sowing where the season runs long.
County last-freeze dates and frost-free day counts: NOAA Regional Climate Centers ACIS (1991-2020), county 28°F freeze (earlier than the folk 32°F "last frost"). Yard Long Bean's 30-day requirement: USDA PLANTS / Growable Ground plant database (minimum frost-free days). A parcel report resolves your address's own frost dates.
Where in Virginia Fits Best
Even within Virginia's zones 5b-8b, county microclimates differ enough to change what thrives. These counties carry the closest zone match for yard long bean (USDA PHZM 2023):
Pollinator + Wildlife Value
Yard Long Bean draws honeybees and native bees (moderate value, Growable Ground Plant Database). Planting it near vegetable beds can lift fruit set on neighboring crops. Outdoors, yard long bean can only work that bloom inside Virginia's frost window — roughly 224 days, opening after the last 28°F freeze (Mar 22 - Apr 2) and closing at the first (Nov 2 - Nov 17), per NOAA Regional Climate Centers ACIS, 1991-2020.
Virginia Cooperative Extension
For Virginia-specific cultivar recommendations, planting calendars, and pest pressure for yard long bean, the canonical source is Virginia Cooperative Extension. Their fact sheets carry the local trial data we can't generalize across 50 states.
Is Yard Long Bean native to Virginia?
No — the USDA PLANTS Database lists Yard Long Bean as introduced rather than native in the Lower 48, so it is not part of Virginia's native flora. It grows here as a garden plant; pairing it with a few Virginia natives keeps local pollinators fed too.
Looking for plants that belong here? The Virginia growing guide lists USDA-documented natives for the state.
Native-range data: USDA PLANTS Database state-distribution records, accessed 2026-07-01.
Common Questions About Growing Yard Long Bean in Virginia
When can I plant Yard Long Bean in Virginia?
Virginia's last spring hard freeze (28°F) clears between Mar 22 and Apr 2, and the first fall hard freeze lands between Nov 2 and Nov 17 (NOAA Regional Climate Centers ACIS, 1991-2020). Yard Long Bean is frost-tender — its listed minimum temperature is 59°F (USDA PLANTS Database) — so wait two to three weeks past your site's last hard freeze, when light frost has also stopped, before planting out.
Can Yard Long Bean mature before first frost in Virginia?
Yes — Yard Long Bean matures in 60 days (USDA PLANTS Database), and Virginia's dependable hard-freeze-free window runs 214 days (NOAA Regional Climate Centers ACIS, 1991-2020), leaving 154 days of margin. Plant once the last hard freeze has passed — two to three weeks later for anything tender — and it ripens ahead of the first fall freeze.
What hardiness zone is Yard Long Bean grown in across Virginia?
Virginia spans USDA hardiness zones 5b-8b (USDA ARS PHZM 2023). Yard Long Bean carries a range of zones 3-12, so the overlap zones are where outdoor growing is most reliable.
How many frost-free days does a typical Virginia site have?
A typical Virginia site sees ~224 frost-free days per year (derived from NOAA Regional Climate Centers ACIS, 1991-2020). Yard Long Bean needs 30+ frost-free days, so check whether your local microclimate runs above or below the state average before settling on a planting date.
Is Yard Long Bean native to Virginia?
No — the USDA PLANTS Database lists Yard Long Bean as introduced rather than native in the Lower 48, so it is not part of Virginia's native flora. It grows here as a garden plant; pairing it with a few Virginia natives keeps local pollinators fed too.
How should I amend the soil for Yard Long Bean in Virginia?
Yard Long Bean tolerates pH 4-8.8 and well (dry spells) drainage (FAO ECOCROP). That is a 4.8-unit span, acid ground through alkaline, so pH is rarely what limits this plant on a Virginia site — amend for drainage and organic matter first.
Will Yard Long Bean actually grow on my specific land in Virginia?
State-level zone + climate data is a sketch. A Growable Ground parcel report scores yard long bean against your address's exact soil pH, drainage, sun, and frost-date data drawn from USDA SSURGO, NOAA, and PRISM — not state averages.
Check your specific parcel in Virginia
State-level data is a sketch. Your Growable Ground report scores yard long bean against your parcel's exact soil, sun, drainage, and frost data — not zone averages.
Three things about your lot that Virginia yard long bean averages can't show:
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