When to plant summer squash
Tender · frost kills itSummer Squashis keyed to your local frost dates. The offsets below hold anywhere — but the calendar dates they land on don’t. Enter your ZIP for dates tuned to your city’s nearest NOAA station.
Summer Squash planting timeline
Tender: wait until the danger of frost has passed before planting out.
Shop summer squash seeds →AFFILIATESummer Squash planting FAQ
When should I start summer squash seeds indoors?
Start summer squash indoors 3–4 weeks before the last spring frost, so seedlings are ready to plant out once the weather warms.
Can I direct sow summer squash?
Yes — you can sow summer squash directly outdoors 1–4 weeks after the last spring frost.
How long does summer squash take to grow?
Summer Squash takes about 45–60 days from transplanting to harvest, depending on the variety and conditions.
Is summer squash frost-hardy?
Tender: wait until the danger of frost has passed before planting out.
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An email when it’s time to start seeds, transplant, and sow — timed to your frost dates. Double opt-in, one-click unsubscribe, no spam.
Other crops
155 morePlanting windows are offsets from your local 1991–2020 NOAA frost normals. How we compute this.