When to plant Spinach in Rhode Island

In spring, from Feb 15 – Apr 1 in Cranston to Mar 1 – Apr 15 in Woonsocket.

In fall, from Aug 20 – Sept 10 in Central Falls to Sept 15 – Nov 1 in Newport.

USDA's earliest safe spring and latest safe fall planting dates, matched to each place's average frost dates.

Spinach planting dates by place in Rhode Island
PlaceSpringFall
Central FallsMar 1 – Apr 15Aug 20 – Sept 10
CranstonFeb 15 – Apr 1Sept 1 – Oct 1
East ProvidenceFeb 15 – Apr 1Sept 1 – Oct 1
NewportFeb 15 – Apr 1Sept 15 – Nov 1Now
PawtucketMar 1 – Apr 15Aug 20 – Sept 10
ProvidenceFeb 15 – Apr 1Sept 1 – Oct 1
WarwickFeb 15 – Apr 1Sept 1 – Oct 1
WoonsocketMar 1 – Apr 15Aug 20 – Sept 10

Planting dates: USDA Home and Garden Bulletin No. 9 (1967), tables 4 and 5. Frost dates: NOAA U.S. Climate Normals 1991–2020. The full USDA table for spinach.