When to Plant Spaghetti Squash in Fairbanks, Alaska (99701)
Location
Fairbanks, Alaska
ZIP Code
99701
USDA Zone
3a
Last Frost
Monday, May 25, 2026
📅 Planting Calendar
Start Seeds Indoors Monday, April 27, 2026
Transplant Outdoors Monday, June 8, 2026
Pro Tip: Start Spaghetti Squash seeds indoors 4 weeks before your last frost date for best results.
🌿 Plant Details
Scientific Name Cucurbita pepo
Days to Maturity 90 days
☀️ Growing Requirements
☀️
Sun
Full Sun
💧
Water
Regular
Seeds typically germinate in 7-14 days
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Growing Spaghetti Squash in Zone 3a
Spaghetti Squash (Cucurbita pepo) is a popular garden vegetable. In Fairbanks, Alaska, which is in USDA Hardiness Zone 3a, you should start seeds indoors around Monday, April 27, 2026.
Your average last frost date is Monday, May 25, 2026. Plan to transplant your Spaghetti Squash seedlings outdoors around Monday, June 8, 2026, about 2 weeks after your last frost date.