When to plant in Franklin Town, MA
USDA Zone 6bHere are the average frost dates, USDA hardiness zone, and a month-by-month planting calendar for Franklin Town, Massachusetts — all computed from Franklin Town's nearest NOAA weather station.
In zone 6b, Franklin Town gardeners can grow many hardy perennials, while the last and first frost still dictate the annual vegetable calendar.
The average first fall frost in Franklin Town is now 5 days later than in the 1981–2010 normals. See how frost dates are shifting nationwide →
Frost probability
WEST MEDWAY · 1991–2020The date the last spring and first fall frost occur, by threshold and probability. A 90% date is later in spring — and earlier in fall — than a 10% date; the 50% · 32°F row is what most gardeners plan around. These are Franklin Town’s own odds, recorded at WEST MEDWAY.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | May 25 | May 11 | Apr 28 | Sep 20 | Oct 1 | Oct 12 |
| 32°F | May 14 | Apr 30 | Apr 17 | Sep 29 | Oct 9 | Oct 23 |
| 28°F | May 1 | Apr 16 | Apr 2 | Oct 7 | Oct 22 | Nov 5 |
Download this table as CSV ↓ — every threshold and probability, plus this city’s planting-window dates.
What to plant now
TODAY · JULY 19Full-year planting calendar
Each bar is the exact window to take a planting action in Franklin Town, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 16 km · complete 32°F normalsWhen stations disagree by more than a few days, that spread is real microclimate variation — elevation, water, urban heat. Judge which station best matches your own yard.
Franklin Town planting FAQ
When is the last spring frost in Franklin Town, MA?
Franklin Town's average last spring frost falls near April 30 — the 50% mark at 32°F in the 1991–2020 normals. Hold tender transplants until the risk has passed, then plant out.
When is the first fall frost in Franklin Town, MA?
The first fall frost in Franklin Town typically arrives around October 9 (50% probability at 32°F). Harvest or protect frost-sensitive crops before then.
What hardiness zone is Franklin Town in?
Franklin Town is in USDA hardiness zone 6b. In zone 6b, winters are moderate — most common vegetables grow well in season.
How long is the growing season in Franklin Town?
Franklin Town has about 162 frost-free days — a moderate growing season — between the average last spring frost (April 30) and first fall frost (October 9).
When should I plant tomatoes in Franklin Town?
For Franklin Town, sow tomatoes indoors about March 5–March 19 and move the seedlings out around May 7, after the last spring frost.
Never miss a window in Franklin Town
An email when it’s time to start seeds, transplant, and sow — timed to Franklin Town’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Milford · 11 km
- Woonsocket · 12 km
- North Attleborough Town · 14 km
- Valley Falls · 18 km
- Attleboro · 20 km
- Norwood · 21 km
- Central Falls · 22 km
- Pawtucket · 24 km
Frost dates recorded at WEST MEDWAY, 6 km from the city center · 1991–2020 NOAA climate normals · zone from the USDA/PRISM 2023 map. How we compute this.
BlissGarden. "When to Plant in Franklin Town, MA — Frost Dates & Zone 6b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00199316. Retrieved from https://blissgarden.com/massachusetts/franklin-town.