When to Plant Onion in Anaktuvuk Pass, Alaska (99721)

Location

Anaktuvuk Pass, Alaska

ZIP Code

99721

USDA Zone

Last Frost

Thursday, May 28, 2026

📅 Planting Calendar

Start Seeds Indoors Thursday, April 2, 2026

Transplant Outdoors Thursday, June 11, 2026

Pro Tip: Start Onion seeds indoors 8 weeks before your last frost date, then transplant outdoors around Thursday, June 11, 2026.

🌿 Plant Details

Scientific Name Allium cepa

Days to Maturity 100 days

Mature Height 12-18"

Spread 4"

Type Bulb

Fruit Size Medium (2-4 inch bulb)

☀️ Growing Requirements

☀️

Sun

Full Sun (6+ hours)

💧

Water

Moderate

↔️

Spacing

4" apart

🌱

Planting Depth

0.5" deep

Seeds typically germinate in 7-10 days

Ready to Plant Onion in Anaktuvuk Pass?

Get your seeds now so they're ready by Thursday, April 2, 2026.

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🤝 Good Companions

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⚠️ Avoid Planting Near

BeanPeaAsparagus

Other Plants for Anaktuvuk Pass

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Growing Onion in Zone 2b

Onion (Allium cepa) is a popular garden vegetable. In Anaktuvuk Pass, Alaska, which is in USDA Hardiness Zone 2b, you should start seeds indoors around Thursday, April 2, 2026.

Your average last frost date is Thursday, May 28, 2026. Plan to transplant your Onion seedlings outdoors around Thursday, June 11, 2026, about 2 weeks after your last frost date.