Crop dates by place

Zucchini Planting Dates by State and Region

Published zucchini planting windows for 1 places, with the source and the caveats you need before you use them.

Zucchini windows by place
Place	Planting	Harvest
New Hampshire	Start indoors: start seeds indoors 3-4 weeks before setting out; Planting: direct sow when soil warms to 70°F; Transplanting: transplant 2 weeks after last frost

Calendar view

Zucchini calendar by place
Item	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
New Hampshire start indoors	Timing in table above
New Hampshire planting	Timing in table above
New Hampshire transplanting	Timing in table above

Frost-date caveat: ranges blur real differences inside a state or region. Use them to plan, then fit them to your last frost date, soil temperature and field conditions.

Last reviewed: November 2026. Source: UNH Extension - Growing Vegetables: When to Plant Your Vegetable Garden.