FrostCal

When to Plant Cilantro in New Hampshire

In a typical New Hampshire location, sow outdoors Apr 12 – Apr 26. Across the state, the outdoor planting window starts as early as Mar 31 in Salem and as late as Apr 23 in Berlin. For a fall crop, plant around Aug 14 – Aug 28.

Method Direct sow
Days to maturity 45–70 days

Cool-season, bolts in heat; direct sow 1-3 weeks before last frost, succession sow through spring.

Cilantro Planting Dates by City

CityDirect sowFall planting
ManchesterApr 9 – Apr 23Aug 16 – Aug 30
NashuaApr 9 – Apr 23Aug 17 – Aug 31
ConcordApr 17 – May 1Aug 8 – Aug 22
East ConcordApr 17 – May 1Aug 8 – Aug 22
Derry VillageApr 9 – Apr 23Aug 16 – Aug 30
DoverApr 12 – Apr 26Aug 15 – Aug 29
RochesterApr 9 – Apr 23Aug 14 – Aug 28
SalemMar 31 – Apr 14Aug 26 – Sep 9
MerrimackApr 9 – Apr 23Aug 17 – Aug 31
KeeneApr 23 – May 7Aug 6 – Aug 20
DerryApr 9 – Apr 23Aug 16 – Aug 30
PortsmouthApr 13 – Apr 27Aug 13 – Aug 27
BedfordMar 31 – Apr 14Aug 24 – Sep 7
LaconiaApr 9 – Apr 23Aug 23 – Sep 6
LebanonApr 18 – May 2Aug 11 – Aug 25
WindhamApr 12 – Apr 26Aug 13 – Aug 27
ClaremontApr 23 – May 7Aug 6 – Aug 20
PelhamApr 12 – Apr 26Aug 13 – Aug 27
SomersworthApr 9 – Apr 23Aug 14 – Aug 28
LondonderryMar 31 – Apr 14Aug 24 – Sep 7
DurhamApr 17 – May 1Aug 9 – Aug 23
HamptonApr 13 – Apr 27Aug 13 – Aug 27
BerlinApr 23 – May 7Aug 5 – Aug 19
ExeterApr 13 – Apr 27Aug 13 – Aug 27

Showing the 24 most populous of 24 New Hampshire cities. Dates are estimates from each city's NOAA frost normals and university extension timing guidelines. See all New Hampshire cities.

Frequently Asked Questions

When should I plant cilantro in New Hampshire?

In a typical New Hampshire location, sow outdoors Apr 12 – Apr 26. Across the state, the outdoor planting window starts as early as Mar 31 in Salem and as late as Apr 23 in Berlin. For a fall crop, plant around Aug 14 – Aug 28.

When is the last frost in New Hampshire?

The average last spring frost in New Hampshire ranges from April 21 in Salem to May 14 in Berlin, based on NOAA 1991–2020 climate normals.

How long do cilantro take to grow?

Cilantro typically take 45–70 days from planting to harvest. Cool-season, bolts in heat; direct sow 1-3 weeks before last frost, succession sow through spring.

Other Crops in New Hampshire

When to plant cilantro in other states

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