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When to Plant Bok Choy in Zone 13A

USDA Zone

13A

Cities Covered

2

Avg Last Frost

Thursday, January 1, 2026

Plant Type

Direct Sow

📅 Planting Calendar for Zone 13A

Direct Sow Outdoors Thursday, December 4, 2025

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
Sun Requirements Partial Shade to Full Sun
Plant Spacing 6" apart

🤝 Companion Plants for Bok Choy

Good Companions

BeetCeleryDillOnion

Avoid Planting Near

StrawberryTomato
See the full companion planting guide for Bok Choy →

Cities in Zone 13A

Other Plants for Zone 13A

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Growing Bok Choy in USDA Zone 13A

Bok Choy (Brassica rapa subsp. chinensis) grows well in USDA Hardiness Zone 13A. This zone includes cities like Keauhou, M C B H Kaneohe Bay.

The average last frost date for Zone 13A is around Thursday, January 1, 2026. Bok Choy can be directly sown outdoors around Thursday, December 4, 2025.

Expect to harvest your Bok Choy approximately 45 days after planting.