When should I plant Bok Choy in Zone 10a?

Start Bok Choy seeds indoors around Jan 23. Transplant outdoors after Feb 6. Expect first harvest around Mar 13.

What is the last frost date for Zone 10a?

The average last spring frost date for Zone 10a is Feb 20. The first fall frost averages Dec 1, giving a 284-day growing season.

Can I grow Bok Choy in Zone 10a?

Yes. Bok Choy needs 45 days to harvest. Zone 10a has a 284-day growing season, which is sufficient. You can plant up to 17 successions.

Growing Bok Choy in Zone 10a

Zone 10a has a year-round growing season. Bok Choy can be planted almost any time with proper planning. Last frost: Feb 20. First frost: Dec 1.

Planting Calendar

Indoor

Outdoor

Harvest

Jan 23Dec 1

Season: Feb 20 – Dec 1 (284 days) · Succession: plant every 2 weeks (up to 17x)

Zone10a

Last FrostFeb 20

First FrostDec 1

Season Length284 days

Days to Harvest45

SunPart Sun / Part Shade

Frost ToleranceModerate

Spacing4/sqft (6" apart)

When to Plant Bok Choy in Zone 10a

Start Seeds Indoors: Jan 23

Start Bok Choy seeds indoors around Jan 23 (4 weeks before last frost). Optimal germination temperature: 65°F. Germinates in 4–8 days.

Transplant Outdoors: Feb 6

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

Harvest: Mar 13

First harvest approximately Mar 13 (~35 days from transplant). Continue harvesting until first frost (Dec 1).

Fall Planting: Oct 13

For a fall harvest, plant Bok Choy around Oct 13 (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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