When should I plant Bok Choy in Zone 6a?

Start Bok Choy seeds indoors around Mar 31. Transplant outdoors after Apr 14. Expect first harvest around May 19.

What is the last frost date for Zone 6a?

The average last spring frost date for Zone 6a is Apr 28. The first fall frost averages Oct 8, giving a 163-day growing season.

Can I grow Bok Choy in Zone 6a?

Yes. Bok Choy needs 45 days to harvest. Zone 6a has a 163-day growing season, which is sufficient. You can plant up to 8 successions.

Growing Bok Choy in Zone 6a

Zone 6a has mild winters and a long growing season — good conditions for Bok Choy. Last frost: Apr 28. First frost: Oct 8.

Planting Calendar

Indoor

Outdoor

Harvest

Mar 31Oct 8

Season: Apr 28 – Oct 8 (163 days) · Succession: plant every 2 weeks (up to 8x)

Zone6a

Last FrostApr 28

First FrostOct 8

Season Length163 days

Days to Harvest45

SunPart Sun / Part Shade

Frost ToleranceModerate

Spacing4/sqft (6" apart)

When to Plant Bok Choy in Zone 6a

Start Seeds Indoors: Mar 31

Start Bok Choy seeds indoors around Mar 31 (4 weeks before last frost). Optimal germination temperature: 65°F. Germinates in 4–8 days.

Transplant Outdoors: Apr 14

Transplant Bok Choy seedlings outdoors after Apr 14. Wait until soil temperature reaches 45°F. Space plants at 4/sqft (6" apart). Harden off plants for a week before moving outside.

Harvest: May 19

First harvest approximately May 19 (~35 days from transplant). Continue harvesting until first frost (Oct 8).

Fall Planting: Aug 20

For a fall harvest, plant Bok Choy around Aug 20 (7 weeks before first frost).

Companion Planting

✅ Carrots✅ Beets✅ Dill✅ Onions✅ Beans

❌ Strawberries

Bok Choy in Other Zones

1a 1b 2a 2b 3a 3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a 9b 10a 10b 11a 11b 12a 12b 13a 13b

Plan Your Bok Choy Garden

Track Bok Choy from seed to harvest with personalized frost dates, watering recommendations, and companion planting visualization.

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