When to plant Lima beans in New Hampshire

In spring, from May 15 – June 15 in Dover to May 25 – June 15 in Lebanon.

In fall, from June 1 – 15 in Claremont to June 15 – 30 in Laconia.

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

Lima beans planting dates by place in New Hampshire
PlaceSpringFall
ClaremontMay 25 – June 15June 1 – 15
ConcordMay 25 – June 15June 1 – 15
DoverMay 15 – June 15June 1 – 15
KeeneMay 25 – June 15June 1 – 15
LaconiaMay 15 – June 15June 15 – 30
LebanonMay 25 – June 15June 1 – 15
ManchesterMay 15 – June 15June 1 – 15
NashuaMay 15 – June 15June 1 – 15
PortsmouthMay 15 – June 15June 1 – 15
RochesterMay 15 – June 15June 1 – 15
SomersworthMay 15 – June 15June 1 – 15

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 lima beans.