When to plant in Hudson, MA
USDA Zone 6bHudson, Massachusetts frost dates, USDA zone, and a full-year planting calendar, drawn from the nearest NOAA station and tuned to the local season.
In zone 6b, Hudson gardeners can grow many hardy perennials, while the last and first frost still dictate the annual vegetable calendar.
Frost probability
MAYNARD 2 · 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 Hudson’s own odds, recorded at MAYNARD 2.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | May 27 | May 13 | Apr 30 | Sep 14 | Sep 27 | Oct 8 |
| 32°F | May 16 | May 2 | Apr 22 | Sep 25 | Oct 6 | Oct 22 |
| 28°F | May 5 | Apr 21 | Apr 8 | Oct 2 | Oct 18 | Nov 3 |
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 Hudson, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 24 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.
Hudson planting FAQ
When is the last spring frost in Hudson, MA?
On average, the last spring frost in Hudson is around May 2 (50% probability at 32°F, from 1991–2020 NOAA normals). Wait until after this date to set out tender plants like tomatoes and peppers.
When is the first fall frost in Hudson, MA?
Expect Hudson's first fall frost near October 6 — a 50% chance of 32°F by that date. Bring in or cover tender crops ahead of it.
What hardiness zone is Hudson in?
Hudson 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 Hudson?
Hudson has about 157 frost-free days — a moderate growing season — between the average last spring frost (May 2) and first fall frost (October 6).
When should I plant tomatoes in Hudson?
For Hudson, sow tomatoes indoors about March 7–March 21 and move the seedlings out around May 9, after the last spring frost.
Never miss a window in Hudson
An email when it’s time to start seeds, transplant, and sow — timed to Hudson’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Marlborough · 5 km
- Maynard · 10 km
- Framingham · 14 km
- Leominster · 22 km
- Worcester · 24 km
- Wellesley · 25 km
- Waltham · 27 km
- Milford · 27 km
Frost dates recorded at MAYNARD 2, 11 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 Hudson, MA — Frost Dates & Zone 6b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00194580. Retrieved from https://blissgarden.com/massachusetts/hudson.