When to Plant Mizuna in Chicago, Illinois (60607)

Location

Chicago, Illinois

ZIP Code

60607

USDA Zone

Last Frost

Wednesday, April 15, 2026

📅 Planting Calendar

Direct Sow Outdoors Wednesday, March 18, 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 Chicago?

Get your seeds now so they're ready by Wednesday, March 18, 2026.

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🤝 Good Companions

CarrotOnionBeetSpinach

⚠️ Avoid Planting Near

StrawberryTomato

Other Plants for Chicago

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Growing Mizuna in Zone 6b

Mizuna (Brassica rapa var. nipposinica) is a popular garden vegetable. In Chicago, Illinois, which is in USDA Hardiness Zone 6b, you should direct sow seeds around Wednesday, March 18, 2026.

Your average last frost date is Wednesday, April 15, 2026. Mizuna grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.