When to plant Watermelon and cantaloupe in Maine
In spring, from May 1 – June 15 in Auburn to June 15 – July 1 in Sanford.
For a fall crop, from May 15 – June 1 in Bangor to June 15 – July 20 in Lewiston.
Cantaloupe (muskmelon) dates are the same as watermelon except where the table notes them.
USDA's earliest safe spring and latest safe fall planting dates, matched to each place's average frost dates.
| Place | Spring | Fall |
|---|---|---|
| Auburn | May 1 – June 15 | June 15 – July 20 |
| Augusta | May 15 – June 15 | June 15 – July 20 |
| Bangor | May 15 – June 15 | May 15 – June 1 |
| Biddeford | June 1 – 15 | May 15 – June 1 |
| Lewiston | May 1 – June 15 | June 15 – July 20 |
| Portland | May 15 – June 15 | June 1 – 15 |
| Saco | May 15 – June 15 | June 1 – 15 |
| Sanford | June 15 – July 1Cantaloupe (muskmelon): not listed | May 15 – June 1 |
| South Portland | May 15 – June 15 | June 1 – 15 |
| Waterville | May 15 – June 15 | June 1 – 15 |
| Westbrook | May 15 – June 15 | June 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. The full USDA table for watermelon.
Updated