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When to plant acorn squash in Alaska

Alaska spans USDA zones 2a–6a, so the right time to plant acorn squash shifts by weeks across the state. The window to sow seed directly outdoors runs from about May 10 in Juneau city and to May 29 in Badger — below are local dates for 7 cities, each computed from its own frost dates.

In Anchoragethe acorn squash direct sow window (May 23–June 6) has passed for this year.
CityZoneLast frostFirst frostDirect sow
Anchorage5aMay 16September 20May 23 – June 6
Fairbanks2aMay 16September 6May 23 – June 6
Juneau city and6aMay 3October 14May 10 – May 24
Knik-Fairview5aMay 18September 20May 25 – June 8
Badger2aMay 22September 2May 29 – June 12
College2bMay 18September 6May 25 – June 8
North Lakes5aMay 16September 23May 23 – June 6

Acorn Squash in Alaska: FAQ

When can I plant acorn squash in Alaska?

Across Alaska, the time to direct-sow acorn squash spans roughly May 10 in Juneau city and to May 29 in Badger, each following that city's local frost dates.

Does the acorn squash planting date vary across Alaska?

Yes. Alaska publishes 7 cities with their own frost dates, so the right acorn squash planting window shifts by weeks between the warmest and coldest parts of the state — use your city's page for the exact dates.

How long does acorn squash take to grow in Alaska?

Acorn Squash takes about 80–100 days to reach harvest once planted — check that this fits inside your city's frost-free season on its place page.

Planting reminders

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Acorn Squash planting guide →All Alaska cities →Alaska planting calendar →
When to Plant Acorn Squash in Alaska — Frost-Based Dates by City — BlissGarden