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🥬 Growing Cabbage in Zone 10b

Zone 10b has a year-round growing season. Cabbage can be planted almost any time with proper planning. Last frost: Jan 28. First frost: Dec 22.

Planting Calendar

Indoor

Outdoor

Harvest

Dec 17Dec 22

Season: Jan 28 – Dec 22 (328 days)

Zone10b

Last FrostJan 28

First FrostDec 22

Season Length328 days

Days to Harvest80

SunFull Sun

Frost ToleranceModerate

Spacing1/sqft (12" apart)

When to Plant Cabbage in Zone 10b

Start Seeds Indoors: Dec 17

Start Cabbage seeds indoors around Dec 17 (6 weeks before last frost). Optimal germination temperature: 70°F. Germinates in 5–10 days.

Transplant Outdoors: Jan 7

Transplant Cabbage seedlings outdoors after Jan 7. Wait until soil temperature reaches 45°F. Space plants at 1/sqft (12" apart). Harden off plants for a week before moving outside.

Harvest: Mar 13

First harvest approximately Mar 13 (~65 days from transplant). Continue harvesting until first frost (Dec 22).

Fall Planting: Sep 29

For a fall harvest, plant Cabbage around Sep 29 (12 weeks before first frost).

Companion Planting

✅ Potatoes✅ Mint ✅ Dill✅ Onions✅ Celery

❌ Beans❌ Tomatoes❌ Strawberries

Cabbage 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

Frequently Asked Questions

When should I plant Cabbage in Zone 10b?

Start Cabbage seeds indoors around Dec 17. Transplant outdoors after Jan 7. Expect first harvest around Mar 13.

What is the last frost date for Zone 10b?

The average last spring frost date for Zone 10b is Jan 28. The first fall frost averages Dec 22, giving a 328-day growing season.

Can I grow Cabbage in Zone 10b?

Yes. Cabbage needs 80 days to harvest. Zone 10b has a 328-day growing season, which is sufficient.

What is the best month to plant Cabbage in Zone 10b?

The best time to start Cabbage in Zone 10b is Dec. Begin seeds indoors around Dec 17, then transplant outdoors after the last frost date of Jan 28.

What companion plants grow well with Cabbage?

Good companion plants for Cabbage include Potatoes, Mint, Dill, Onions, Celery. Avoid planting Cabbage near Beans, Tomatoes, Strawberries.

How long does Cabbage take to harvest?

Cabbage takes approximately 80 days from planting to harvest. In Zone 10b, expect your first harvest around Mar 13.

Plan Your Cabbage Garden

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

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