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Sprout Authority
Zucchini growing in a garden

How to grow zucchini

Cucurbita pepo

Get your exact dates

The windows below are relative to your frost dates. Enter your ZIP for the calendar dates.

Open the planting calendar

When to plant zucchini

Direct sowat your last spring frost to 2 weeks after your last spring frost

Growing conditions

Days to maturity
55 to 55 (from sowing)
Spacing
12 to 15 in apart, rows 36 in
Planting depth
0.5 in
Sun
Full sun
Soil pH
6 to 6.5

Common problems

Zucchini by hardiness zone

Planting dates for a typical location in each zone:

Sources

Last updated 2026-06-11.