Conditional — Some Areas
cowpea (zones 3-12) has limited zone overlap with Massachusetts (5a-7b). Only zones 5-7 in the state are suitable.
Your yard isn't the whole zone.
Black-Eyed Pea is grown as an annual, so your winter zone isn't the deciding factor — your frost-free window is, and slope, trees, and low spots move the last-frost date across a single yard. Enter your address and we'll score black-eyed pea against your parcel's actual frost dates, sun, and soil.
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Zone Comparison
Black-Eyed Pea Needs
- USDA Zones: 3-12
- Soil pH: 4 - 8.8
- Sun: Full Sun
- Drainage: well (dry spells)
- Frost-Free Days: 30+
Massachusetts Has
- USDA Zones: 5a-7b
- Last Frost: Apr 10 - May 20
- First Frost: Sep 20 - Oct 30
- Annual Rainfall: 42-50 inches
- Common Soils: Glacial till, Sandy loam, Rocky loam
Plant Zone Range (zones 3-12)
Preferred Soil pH
Plant data: USDA PLANTS Database / plant_species_v5.csv. State data: USDA ARS PHZM 2023, NOAA Climate Normals, NRCS SSURGO.
When to Plant Black-Eyed Pea in Massachusetts
The frost window
Across Massachusetts, the last spring frost clears between Apr 10 and May 20, and the first fall frost lands between Sep 20 and Oct 30 (NOAA Climate Normals 1991-2020). Counting from the latest last frost to the earliest first frost, that's a 123-day window you can count on — up to 203 days on a mild site in a kind year.
Frost tenderness
Black-Eyed Pea is frost-tender — its listed minimum temperature is 59°F (USDA PLANTS Database) — so set plants out after the last frost has cleared your local site, not the state's earliest date.
Days to maturity vs. the window
At 70 days to maturity (USDA PLANTS Database), a planting right after last frost ripens with 53 days to spare even in Massachusetts's tightest frost 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
Zone compatibility says you can survive winter here. Whether the growing season is long enough — and warm enough — is a different question.
Frost-free days
Black-Eyed Pea wants 30+ frost-free days; a typical Massachusetts site sees ~170 (NOAA Climate Normals). That leaves comfortable headroom for succession planting.
Growing degree days
Black-Eyed Pea needs ~2000 GDD (base 50°F) to ripen. The state median runs ~2900 GDD (USDA NRCS county aggregates), so Massachusetts's typical season clears that easily.
Climate aggregates derive from USDA NRCS county-level hardiness data + Cornell CALS Extension GDD-by-region tables + MSU Extension chill-hours-by-zone (1991-2020 NOAA Climate Normals baseline).
Soil + Drainage Fit
Black-Eyed Pea likes near-neutral soil (pH 4-8.8). That's the common-ground band across Massachusetts's glacial till and sandy loam — a soil test confirms it for your site. Drainage matters: this plant wants well (dry spells). If your Massachusetts 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. Massachusetts soil profile from USDA NRCS SSURGO. Site-specific verification: a 30-minute soil test from your local Extension lab.
Black-Eyed Pea in Massachusetts — Quick Answer
- Verdict: Conditional — Some Areas
- Plant Zones: 3-12 (USDA PLANTS Database)
- State Zones: 5a-7b (USDA ARS PHZM 2023)
- Growing Season: Apr 10 - May 20 to Sep 20 - Oct 30 (NOAA Climate Normals)
- Days to Maturity: 70 days
What Else to Consider
Zone compatibility tells you about winter cold survival — but Massachusetts growers also need to think about:
Short growing season (120-180 frost-free days) limits warm-season crops
Pick fast-maturing varieties and start warm-season crops indoors — a cold frame or low tunnel reliably adds weeks on either end.
Rocky glacial soils require amendment in many areas
A raised bed with imported soil skips the rock-picking entirely and starts your first season on your terms.
Late spring frosts can damage early plantings through mid-May
Trust your local last-frost window over the calendar — hardy greens can go out weeks early while tender transplants wait it out.
Deer pressure is significant in suburban and rural areas
An 8-foot fence — or a slanted double line — is the fix that actually holds; lean the unfenced edges toward deer-resistant herbs, ferns, and bulbs.
Pollinator + Wildlife Value
Black-Eyed Pea draws pollinators (moderate value, USDA PLANTS Database). Planting it near vegetable beds can lift fruit set on neighboring crops.
Massachusetts Cooperative Extension
For Massachusetts-specific cultivar recommendations, planting calendars, and pest pressure for black-eyed pea, the canonical source is UMass Extension. Their fact sheets carry the local trial data we can't generalize across 50 states.
Is Black-Eyed Pea native to Massachusetts?
No — the USDA PLANTS Database lists Black-Eyed Pea as introduced rather than native in the Lower 48, so it is not part of Massachusetts's native flora. It grows here as a garden plant; pairing it with a few Massachusetts natives keeps local pollinators fed too.
Looking for plants that belong here? The Massachusetts 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 Black-Eyed Pea in Massachusetts
When can I plant Black-Eyed Pea in Massachusetts?
Massachusetts's last spring frost clears between Apr 10 and May 20, and the first fall frost lands between Sep 20 and Oct 30 (NOAA Climate Normals 1991-2020). Black-Eyed Pea is frost-tender — its listed minimum temperature is 59°F (USDA PLANTS Database) — so wait until the last frost has cleared your specific site before planting out.
Can Black-Eyed Pea mature before first frost in Massachusetts?
Yes — Black-Eyed Pea matures in 70 days (USDA PLANTS Database), and Massachusetts's dependable frost-free window runs 123 days (NOAA Climate Normals 1991-2020), leaving 53 days of margin. Plant just after last frost and it ripens ahead of the first fall frost.
What hardiness zone is Black-Eyed Pea grown in across Massachusetts?
Massachusetts spans USDA hardiness zones 5a-7b (USDA ARS PHZM 2023). Black-Eyed Pea 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 Massachusetts site have?
A typical Massachusetts site sees ~170 frost-free days per year (derived from NOAA Climate Normals 1991-2020). Black-Eyed Pea 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 Black-Eyed Pea native to Massachusetts?
No — the USDA PLANTS Database lists Black-Eyed Pea as introduced rather than native in the Lower 48, so it is not part of Massachusetts's native flora. It grows here as a garden plant; pairing it with a few Massachusetts natives keeps local pollinators fed too.
How should I amend the soil for Black-Eyed Pea in Massachusetts?
Black-Eyed Pea prefers pH 4-8.8 and well (dry spells) drainage (USDA PLANTS Database). That sits in the common-ground band across Massachusetts soils — a 30-minute soil test from a local Extension lab confirms it for your specific site.
Will Black-Eyed Pea actually grow on my specific land in Massachusetts?
State-level zone + climate data is a sketch. A Growable Ground parcel report scores black-eyed pea 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 Massachusetts
State-level data is a sketch. Your Growable Ground report scores black-eyed pea against your parcel's exact soil, sun, drainage, and frost data — not zone averages.
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.
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