When to Plant Bok Choy in Wentzville, Missouri (63385)
Location
Wentzville, Missouri
ZIP Code
63385
USDA Zone
6b
Last Frost
Wednesday, April 15, 2026
📅 Planting Calendar
Direct Sow Outdoors Wednesday, March 18, 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 6b
Bok Choy (Brassica rapa subsp. chinensis) is a popular garden vegetable. In Wentzville, Missouri, 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. Bok Choy grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.