New Hampshire · Garden vegetables
Typically mid-September to late October, with peak early October through mid-October.
Hatched chalk = early and late shoulders; solid = peak.
A niche fall crop for market growers using black plastic.
From mid-September — first pickings, lighter supply, best prices come later.
early October through mid-October — full stalls, full flavor. This is the stretch to plan around.
Through late October — quantity for preserving, and the stalls start dealing.
about 6 weeks end to end, shoulders included.
Sweet Potato peak moves across the map. After this window, it lands next in:
The whole national sweep · everything in season in New Hampshire
In New Hampshire, the sweet potato season typically runs mid-September to late October, with peak availability early October through mid-October. Exact weeks shift a little with each year's weather.
Not a u-pick crop — buy cured roots at fall farm stands, festivals and markets. The best market weeks are early October through mid-October.
about 6 weeks end to end — mid-September to late October. The early and late shoulders are real but lighter; the solid stretch of chalk on the band is the sure bet.