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When to Plant Bok Choy in Hamilton, Pennsylvania (15744)

Location

Hamilton, Pennsylvania

ZIP Code

15744

USDA Zone

6a

Last Frost

Monday, April 20, 2026

📅 Planting Calendar

Direct Sow Outdoors Monday, March 23, 2026

Pro Tip: Bok Choy can be directly sown outdoors. Plant 4 weeks before your last frost date.

🌿 Plant Details

Scientific Name Brassica rapa subsp. chinensis
Days to Maturity 45 days

☀️ Growing Requirements

☀️

Sun

Full Sun

💧

Water

Regular

Seeds typically germinate in 7-14 days

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Growing Bok Choy in Zone 6a

Bok Choy (Brassica rapa subsp. chinensis) is a popular garden vegetable. In Hamilton, Pennsylvania, which is in USDA Hardiness Zone 6a, you should direct sow seeds around Monday, March 23, 2026.

Your average last frost date is Monday, April 20, 2026. Bok Choy grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.