When to plant lovage in New Hampshire
New Hampshire spans USDA zones 5a–6a, so the right time to plant lovage shifts by weeks across the state. The window to transplant seedlings outdoors runs from about April 15 in Nashua to April 30 in Keene — below are local dates for 15 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Transplant out |
|---|---|---|---|---|
| Manchester | 6a | April 30 | October 11 | April 16 – April 30 |
| Nashua | 6a | April 29 | October 8 | April 15 – April 29 |
| Concord | 5b | May 8 | October 3 | April 24 – May 8 |
| Dover | 6a | May 3 | October 10 | April 19 – May 3 |
| Rochester | 6a | April 30 | October 9 | April 16 – April 30 |
| Keene | 5b | May 14 | October 1 | April 30 – May 14 |
| Portsmouth | 6a | May 4 | October 8 | April 20 – May 4 |
| Derry | 6a | April 30 | October 11 | April 16 – April 30 |
Lovage in New Hampshire: FAQ
When can I plant lovage in New Hampshire?
Across New Hampshire, the time to transplant lovage spans roughly April 15 in Nashua to April 30 in Keene, each following that city's local frost dates.
Does the lovage planting date vary across New Hampshire?
Yes. New Hampshire publishes 15 cities with their own frost dates, so the right lovage planting window shifts by weeks between the warmest and coldest parts of the state — use your city's page for the exact dates.
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