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When to Plant Spaghetti Squash in Northwest Territories

Spaghetti squash is a winter squash whose cooked flesh separates into pasta-like strands. It is a popular low-carb alternative to pasta.

Northwest Territories spans USDA hardiness zones 3a (with planting data available), so planting dates vary by your location within the state. Click your zone below for the most accurate dates.

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Click your county for exact Spaghetti Squash planting dates based on your local frost dates.

Spaghetti Squash Planting Calendar for Northwest Territories

Zone 3a ~123 day growing season · Full guide →

Last frost: May 15 · First frost: September 15 · 123 day season

Activity When Date Range
Start Indoors April 3 Apr 3 – Apr 17
Transplant Outdoors June 5 Jun 5 – Jun 19
Direct Sow May 29 May 29 – Jun 19
Harvest September 4 Sep 4 – Oct 2

Growing Tips for Northwest Territories

Direct sow on mounds after last frost. Harvest when skin turns golden yellow and is hard. Store in a cool, dry place for 2-3 months. Bake or microwave halves until tender.

Frequently Asked Questions

When should I plant Spaghetti Squash in Northwest Territories?

Planting dates for Spaghetti Squash in Northwest Territories depend on your USDA zone. Northwest Territories spans zones 3a. Check the planting calendar above for your specific zone's frost dates and planting windows.

What zone is Northwest Territories for planting?

Northwest Territories contains USDA hardiness zones 3a. Your specific zone depends on your location within the state — northern and higher-elevation areas are in colder zones, while southern and coastal areas are warmer.

Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals, University Cooperative Extension planting guides. Last updated: April 2026.