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When to Plant Mizuna in Kalskag, Alaska (99607)

Location

Kalskag, Alaska

ZIP Code

99607

USDA Zone

3b

Last Frost

Wednesday, May 20, 2026

📅 Planting Calendar

Direct Sow Outdoors Wednesday, April 22, 2026

Pro Tip: Sow Mizuna directly outdoors 4 weeks before your last frost date.

🌿 Plant Details

Scientific Name Brassica rapa var. nipposinica
Days to Maturity 40 days
Mature Height 8-18"
Spread 8"

☀️ Growing Requirements

☀️

Sun

Partial to Full Sun (4-6 hours)

💧

Water

Regular (1-2 inches/week)

↔️

Spacing

6" apart

🌱

Planting Depth

0.25" deep

Seeds typically germinate in 4-7 days

Ready to Plant Mizuna in Kalskag?

Get your seeds now so they're ready by Wednesday, April 22, 2026.

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🤝 Good Companions

CarrotOnionBeetSpinach

⚠️ Avoid Planting Near

StrawberryTomato

Other Plants for Kalskag

Growing Mizuna in Zone 3b

Mizuna (Brassica rapa var. nipposinica) is a popular garden vegetable. In Kalskag, Alaska, which is in USDA Hardiness Zone 3b, you should direct sow seeds around Wednesday, April 22, 2026.

Your average last frost date is Wednesday, May 20, 2026. Mizuna grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.