When to Plant Napa Cabbage in Agra, Kansas (67621)

Location

Agra, Kansas

ZIP Code

67621

USDA Zone

Last Frost

Monday, April 20, 2026

📅 Planting Calendar

Start Seeds Indoors Monday, March 9, 2026

Transplant Outdoors Monday, May 4, 2026

Pro Tip: Start Napa Cabbage seeds indoors 6 weeks before your last frost date, then transplant outdoors around Monday, May 4, 2026.

🌿 Plant Details

Scientific Name Brassica rapa subsp. pekinensis

Days to Maturity 70 days

Mature Height 12-18"

Spread 12"

☀️ Growing Requirements

☀️

Sun

Full Sun (6-8 hours)

💧

Water

Regular (1-2 inches/week)

↔️

Spacing

18" apart

🌱

Planting Depth

0.25" deep

Seeds typically germinate in 4-7 days

Ready to Plant Napa Cabbage in Agra?

Get your seeds now so they're ready by Monday, March 9, 2026.

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🤝 Good Companions

BeetOnionCeleryCucumber

⚠️ Avoid Planting Near

StrawberryTomatoPepper

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Growing Napa Cabbage in Zone 6a

Napa Cabbage (Brassica rapa subsp. pekinensis) is a popular garden vegetable. In Agra, Kansas, which is in USDA Hardiness Zone 6a, you should start seeds indoors around Monday, March 9, 2026.

Your average last frost date is Monday, April 20, 2026. Plan to transplant your Napa Cabbage seedlings outdoors around Monday, May 4, 2026, about 2 weeks after your last frost date.