Conditional — Some Areas
field pea (zones 2-10) has limited zone overlap with Rhode Island (6a-7a). Only zones 6-7 in the state are suitable.
Your yard isn't the whole zone.
Field 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 field pea against your parcel's actual frost dates, sun, and soil.
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Zone Comparison
Field Pea Needs
- USDA Zones: 2-10
- Soil pH: 4.5 - 8.3
- Sun: Full Sun
- Drainage: well (dry spells)
- Frost-Free Days: 60+
Rhode Island Has
- USDA Zones: 6a-7a
- Last Frost: Apr 10 - May 1
- First Frost: Oct 5 - Oct 25
- Annual Rainfall: 44-52 inches
- Common Soils: Glacial till, Sandy loam, Coastal sand
Plant Zone Range (zones 2-10)
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 Field Pea in Rhode Island
The frost window
Across Rhode Island, the last spring frost clears between Apr 10 and May 1, and the first fall frost lands between Oct 5 and Oct 25 (NOAA Climate Normals 1991-2020). Counting from the latest last frost to the earliest first frost, that's a 157-day window you can count on — up to 198 days on a mild site in a kind year.
Frost tenderness
Field Pea is frost-tender — its listed minimum temperature is 39.2°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 87 days to spare even in Rhode Island'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
Field Pea wants 60+ frost-free days; a typical Rhode Island site sees ~170 (NOAA Climate Normals). That leaves comfortable headroom for succession planting.
Growing degree days
Field Pea needs ~1000 GDD (base 50°F) to ripen. The state median runs ~2900 GDD (USDA NRCS county aggregates), so Rhode Island'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
Field Pea likes near-neutral soil (pH 4.5-8.3). That's the common-ground band across Rhode Island's glacial till and sandy loam — a soil test confirms it for your site. Drainage matters: this plant wants well (dry spells). If your Rhode Island 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. Rhode Island soil profile from USDA NRCS SSURGO. Site-specific verification: a 30-minute soil test from your local Extension lab.
Field Pea in Rhode Island — Quick Answer
- Verdict: Conditional — Some Areas
- Plant Zones: 2-10 (USDA PLANTS Database)
- State Zones: 6a-7a (USDA ARS PHZM 2023)
- Growing Season: Apr 10 - May 1 to Oct 5 - Oct 25 (NOAA Climate Normals)
- Days to Maturity: 70 days
What Else to Consider
Zone compatibility tells you about winter cold survival — but Rhode Island growers also need to think about:
Small lot sizes limit garden space in much of the state
Small ground grows big in containers and vertical beds — a well-planned patio out-yields a neglected quarter acre.
Salt spray affects coastal plantings
Put salt-tolerant species on the front line and a windbreak behind them to take the coastal spray.
Rocky glacial soils need clearing
Skip the rock harvest — a raised bed over cleared ground starts clean and productive the same weekend.
Pollinator + Wildlife Value
Field Pea draws pollinators (low value, USDA PLANTS Database). Planting it near vegetable beds can lift fruit set on neighboring crops.
Rhode Island Cooperative Extension
For Rhode Island-specific cultivar recommendations, planting calendars, and pest pressure for field pea, the canonical source is URI Cooperative Extension. Their fact sheets carry the local trial data we can't generalize across 50 states.
Is Field Pea native to Rhode Island?
No — the USDA PLANTS Database lists Field Pea as introduced rather than native in the Lower 48, so it is not part of Rhode Island's native flora. It grows here as a garden plant; pairing it with a few Rhode Island natives keeps local pollinators fed too.
Looking for plants that belong here? The Rhode Island 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 Field Pea in Rhode Island
When can I plant Field Pea in Rhode Island?
Rhode Island's last spring frost clears between Apr 10 and May 1, and the first fall frost lands between Oct 5 and Oct 25 (NOAA Climate Normals 1991-2020). Field Pea is frost-tender — its listed minimum temperature is 39.2°F (USDA PLANTS Database) — so wait until the last frost has cleared your specific site before planting out.
Can Field Pea mature before first frost in Rhode Island?
Yes — Field Pea matures in 70 days (USDA PLANTS Database), and Rhode Island's dependable frost-free window runs 157 days (NOAA Climate Normals 1991-2020), leaving 87 days of margin. Plant just after last frost and it ripens ahead of the first fall frost.
What hardiness zone is Field Pea grown in across Rhode Island?
Rhode Island spans USDA hardiness zones 6a-7a (USDA ARS PHZM 2023). Field Pea carries a range of zones 2-10, so the overlap zones are where outdoor growing is most reliable.
How many frost-free days does a typical Rhode Island site have?
A typical Rhode Island site sees ~170 frost-free days per year (derived from NOAA Climate Normals 1991-2020). Field Pea needs 60+ frost-free days, so check whether your local microclimate runs above or below the state average before settling on a planting date.
Is Field Pea native to Rhode Island?
No — the USDA PLANTS Database lists Field Pea as introduced rather than native in the Lower 48, so it is not part of Rhode Island's native flora. It grows here as a garden plant; pairing it with a few Rhode Island natives keeps local pollinators fed too.
How should I amend the soil for Field Pea in Rhode Island?
Field Pea prefers pH 4.5-8.3 and well (dry spells) drainage (USDA PLANTS Database). That sits in the common-ground band across Rhode Island soils — a 30-minute soil test from a local Extension lab confirms it for your specific site.
Will Field Pea actually grow on my specific land in Rhode Island?
State-level zone + climate data is a sketch. A Growable Ground parcel report scores field 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 Rhode Island
State-level data is a sketch. Your Growable Ground report scores field 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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