When to plant Peppers in New Hampshire

In spring, from May 15 – June 10 in Dover to May 20 – June 10 in Lebanon.

In fall, June 1 – July 1.

Dates are for setting out plants. USDA's earliest safe spring and latest safe fall planting dates, matched to each place's average frost dates.

Peppers planting dates by place in New Hampshire
PlaceSpringFall
ClaremontMay 20 – June 10June 1 – July 1
ConcordMay 20 – June 10June 1 – July 1
DoverMay 15 – June 10June 1 – July 1
KeeneMay 20 – June 10June 1 – July 1
LaconiaMay 15 – June 10June 1 – July 10
LebanonMay 20 – June 10June 1 – July 1
ManchesterMay 15 – June 10June 1 – July 1
NashuaMay 15 – June 10June 1 – July 1
PortsmouthMay 15 – June 10June 1 – July 1
RochesterMay 15 – June 10June 1 – July 1
SomersworthMay 15 – June 10June 1 – July 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 peppers.