When to plant Lettuce in Rhode Island
In spring, from Mar 15 – May 15 in Cranston to Mar 20 – May 15 in Woonsocket.
In fall, from July 15 – Sept 1 in Central Falls to Aug 25 – Oct 1 in Newport.
USDA's earliest safe spring and latest safe fall planting dates, matched to each place's average frost dates.
| Place | Spring | Fall |
|---|---|---|
| Central Falls | Mar 20 – May 15 | July 15 – Sept 1 |
| Cranston | Mar 15 – May 15 | Aug 15 – Oct 1 |
| East Providence | Mar 15 – May 15 | Aug 15 – Oct 1 |
| Newport | Mar 15 – May 15 | Aug 25 – Oct 1 |
| Pawtucket | Mar 20 – May 15 | July 15 – Sept 1 |
| Providence | Mar 15 – May 15 | Aug 15 – Oct 1 |
| Warwick | Mar 15 – May 15 | Aug 15 – Oct 1 |
| Woonsocket | Mar 20 – May 15 | July 15 – Sept 1 |
Planting dates: USDA Home and Garden Bulletin No. 9 (1967), tables 4 and 5. Frost dates: NOAA U.S. Climate Normals 1991–2020. “—” means the place's frost date is outside the table. The full USDA table for leaf lettuce.