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

Location

Anaktuvuk Pass, Alaska

ZIP Code

99721

USDA Zone

2b

Last Frost

Thursday, May 28, 2026

📅 Planting Calendar

Direct Sow Outdoors Thursday, April 16, 2026

Pro Tip: Cauliflower can be directly sown outdoors. Plant 6 weeks before your last frost date.

🌿 Plant Details

Scientific Name Brassica oleracea
Days to Maturity 75 days
Mature Height 18-24"
Spread 24"
Type Head
Fruit Size Medium (6-8 inch head)

☀️ Growing Requirements

☀️

Sun

Full Sun (6 hours)

💧

Water

Regular (1-1.5 inches/week)

↔️

Spacing

18" apart

🌱

Planting Depth

0.5" deep

Seeds typically germinate in 4-10 days

🤝 Good Companions

BeetCeleryBeanOnion

⚠️ Avoid Planting Near

StrawberryTomato

Other Plants for Anaktuvuk Pass

Growing Cauliflower in Zone 2b

Cauliflower (Brassica oleracea) is a popular garden vegetable. In Anaktuvuk Pass, Alaska, which is in USDA Hardiness Zone 2b, you should direct sow seeds around Thursday, April 16, 2026.

Your average last frost date is Thursday, May 28, 2026. Cauliflower grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.