When to plant Broccoli and brussels sprouts in New Hampshire
In spring, from Apr 1 – May 1 in Dover to Apr 15 – June 1 in Lebanon.
For a fall crop, from June 1 – 30 in Claremont to July 1 – Aug 1 in Laconia.
USDA gives brussels sprouts the same planting dates as broccoli.
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.
| Place | Spring | Fall |
|---|---|---|
| Claremont | Apr 15 – June 1 | June 1 – 30 |
| Concord | Apr 15 – June 1 | June 1 – 30 |
| Dover | Apr 1 – May 1 | June 15 – July 15 |
| Keene | Apr 15 – June 1 | June 1 – 30 |
| Laconia | Apr 1 – May 1 | July 1 – Aug 1 |
| Lebanon | Apr 15 – June 1 | June 15 – July 15 |
| Manchester | Apr 1 – May 1 | June 15 – July 15 |
| Nashua | Apr 1 – May 1 | June 15 – July 15 |
| Portsmouth | Apr 1 – May 1 | June 15 – July 15 |
| Rochester | Apr 1 – May 1 | June 15 – July 15 |
| Somersworth | Apr 1 – May 1 | June 15 – July 15 |
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 broccoli.
Updated