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🥬 Growing Cabbage in Zone 12a

Zone 12a has a year-round growing season. Cabbage can be planted almost any time with proper planning. Last frost: Jan 1. First frost: Dec 31.

Planting Calendar

Indoor

Outdoor

Harvest

Nov 20Dec 31

Season: Jan 1 – Dec 31 (364 days)

Zone12a

Last FrostJan 1

First FrostDec 31

Season Length364 days

Days to Harvest80

SunFull Sun

Frost ToleranceModerate

Spacing1/sqft (12" apart)

When to Plant Cabbage in Zone 12a

Start Seeds Indoors: Nov 20

Start Cabbage seeds indoors around Nov 20 (6 weeks before last frost). Optimal germination temperature: 70°F. Germinates in 5–10 days.

Transplant Outdoors: Dec 11

Transplant Cabbage seedlings outdoors after Dec 11. Wait until soil temperature reaches 45°F. Space plants at 1/sqft (12" apart). Harden off plants for a week before moving outside.

Harvest: Feb 14

First harvest approximately Feb 14 (~65 days from transplant). Continue harvesting until first frost (Dec 31).

Fall Planting: Oct 8

For a fall harvest, plant Cabbage around Oct 8 (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 12a?

Start Cabbage seeds indoors around Nov 20. Transplant outdoors after Dec 11. Expect first harvest around Feb 14.

What is the last frost date for Zone 12a?

The average last spring frost date for Zone 12a is Jan 1. The first fall frost averages Dec 31, giving a 364-day growing season.

Can I grow Cabbage in Zone 12a?

Yes. Cabbage needs 80 days to harvest. Zone 12a has a 364-day growing season, which is sufficient.

What is the best month to plant Cabbage in Zone 12a?

The best time to start Cabbage in Zone 12a is Nov. Begin seeds indoors around Nov 20, then transplant outdoors after the last frost date of Jan 1.

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 12a, expect your first harvest around Feb 14.

Plan Your Cabbage Garden

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

Start Free Cabbage Growing Guide