Rehoboth, MA planting zone & frost dates
Rehoboth is in USDA hardiness zone 7a. The last spring frost usually comes around April 23 and the first fall frost around October 17, for a growing season of about 177 days.
Planting calendar for Rehoboth
Dates are counted from the average last spring frost (April 23) using the typical timing recommended by U.S. extension services. Warm-season crops go out only after the danger of frost has passed and the soil has warmed.
| Crop | When |
|---|---|
| Tomatoes | Start seeds indoors: Feb 26 – Mar 12 Transplant outdoors: Apr 30 – May 7 |
| Peppers | Start seeds indoors: Feb 12 – Feb 26 Transplant outdoors: May 7 – May 14 |
| Eggplant | Start seeds indoors: Feb 12 – Feb 26 Transplant outdoors: May 7 – May 14 |
| Broccoli | Start seeds indoors: Feb 12 – Feb 26 Transplant outdoors: Mar 26 – Apr 9 |
| Cabbage | Start seeds indoors: Feb 12 – Feb 26 Transplant outdoors: Mar 26 – Apr 9 |
| Onions (sets) | Plant outdoors: Mar 26 – Apr 9 |
| Peas | Sow outdoors: Mar 12 – Mar 26 |
| Spinach | Sow outdoors: Mar 12 – Mar 26 |
| Lettuce | Sow outdoors: Mar 26 – Apr 9 |
| Carrots | Sow outdoors: Mar 26 – Apr 9 |
| Potatoes | Plant outdoors: Mar 26 – Apr 9 |
| Beans | Sow outdoors: Apr 30 – May 7 |
| Sweet corn | Sow outdoors: Apr 30 – May 7 |
| Cucumbers | Sow outdoors: Apr 30 – May 7 |
| Squash & zucchini | Sow outdoors: Apr 30 – May 7 |
| Basil | Start seeds indoors: Mar 12 – Mar 26 Transplant outdoors: Apr 30 – May 7 |
Fall garden: cool-season crops like lettuce, spinach and kale can be sown again around Aug 22 (8 weeks before the average first fall frost on Oct 17).
Useful for zone 7a gardens
- Seed starting kit with dome — to start seeds indoors before the last frost
- LED grow light for seedlings — stops leggy seedlings
- Frost cloth / plant covers — for late spring and early fall frosts
- Soil thermometer — warm-season crops need soil above 60°F
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Frost risk in detail
| 90% chance | 50% chance | 10% chance | |
|---|---|---|---|
| Last 32°F frost in spring is after | Apr 10 | Apr 23 | May 5 |
| First 32°F frost in fall is before | Nov 1 | Oct 17 | Oct 3 |
How to read it: in spring there is a 10% chance of a frost after May 5, so that is a safe date for tender plants. In fall there is a 10% chance of frost before October 3. A hard freeze (28°F) usually ends around April 9.
Hardiness zone by ZIP code in Rehoboth
- 02769 zone 7a
Nearby cities
- Seekonk zone 7a, last frost Apr 11
- Swansea zone 7a, last frost Apr 11
- Attleboro zone 6b, last frost Apr 27
- Somerset zone 7a, last frost May 2
- Norton zone 6b, last frost Apr 27
- North Attleborough Center zone 6b, last frost Apr 27
- Fall River zone 7a, last frost Apr 11
- Taunton zone 6b, last frost Apr 22
Questions
What growing zone is Rehoboth, MA?
Rehoboth is in USDA Plant Hardiness Zone 7a (average extreme winter low 0°F to 5°F), according to the USDA 2023 map.
When is the last frost in Rehoboth?
The average last spring frost (32°F) in Rehoboth is April 23. There is still a 10% chance of frost until May 5.
When can I plant tomatoes in Rehoboth?
Transplant tomatoes outdoors 1–2 weeks after the average last frost: around Apr 30 – May 7. Start seeds indoors 6–8 weeks before the last frost.
Frost dates: NOAA U.S. Climate Normals 1991–2020, station Nws Boston/Norton, MA (USC00198368), 15.8 km (9.8 mi) from the city center, elevation 26 m, based on 10 years of records. Hardiness zone: USDA Plant Hardiness Zone Map 2023 for the ZIP code nearest to the city center. Microclimates (valleys, hills, cities, coasts) can be warmer or colder: check the local forecast before planting. How we calculate the data.