When to plant Radishes in Rhode Island

In spring, from Mar 1 – May 1 in Cranston to Mar 10 – May 10 in Woonsocket.

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

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

Radishes planting dates by place in Rhode Island
PlaceSpringFall
Central FallsMar 10 – May 10Aug 1 – Oct 1
CranstonMar 1 – May 1Aug 15 – Oct 15
East ProvidenceMar 1 – May 1Aug 15 – Oct 15
NewportMar 1 – May 1Sept 1 – Nov 15Now
PawtucketMar 10 – May 10Aug 1 – Oct 1
ProvidenceMar 1 – May 1Aug 15 – Oct 15
WarwickMar 1 – May 1Aug 15 – Oct 15
WoonsocketMar 10 – May 10Aug 1 – Oct 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 radishes.