When to Plant Spaghetti Squash in Galena, Alaska (99741)

Location

Galena, Alaska

ZIP Code

99741

USDA Zone

Last Frost

Wednesday, June 10, 2026

📅 Planting Calendar

Start Seeds Indoors Wednesday, May 13, 2026

Transplant Outdoors Wednesday, June 24, 2026

Pro Tip: Start Spaghetti Squash seeds indoors 4 weeks before your last frost date, then transplant outdoors around Wednesday, June 24, 2026.

🌿 Plant Details

Scientific Name Cucurbita pepo

Days to Maturity 90 days

Mature Height 12-18"

Spread 60"

Type Vine

Fruit Size Large (4-8 lbs)

☀️ Growing Requirements

☀️

Sun

Full Sun (6-8 hours)

💧

Water

Regular (1 inch/week)

↔️

Spacing

48" apart

🌱

Planting Depth

1" deep

Seeds typically germinate in 5-10 days

Ready to Plant Spaghetti Squash in Galena?

Get your seeds now so they're ready by Wednesday, May 13, 2026.

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🤝 Good Companions

CornBeanMarigoldNasturtium

⚠️ Avoid Planting Near

Potato

Other Plants for Galena

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Growing Spaghetti Squash in Zone 1b

Spaghetti Squash (Cucurbita pepo) is a popular garden vegetable. In Galena, Alaska, which is in USDA Hardiness Zone 1b, you should start seeds indoors around Wednesday, May 13, 2026.

Your average last frost date is Wednesday, June 10, 2026. Plan to transplant your Spaghetti Squash seedlings outdoors around Wednesday, June 24, 2026, about 2 weeks after your last frost date.