When should I plant Cabbage in Zone 5b?

Start Cabbage seeds indoors around Mar 17. Transplant outdoors after Apr 7. Expect first harvest around Jun 11.

What is the last frost date for Zone 5b?

The average last spring frost date for Zone 5b is Apr 28. The first fall frost averages Oct 8, giving a 163-day growing season.

Can I grow Cabbage in Zone 5b?

Yes. Cabbage needs 80 days to harvest. Zone 5b has a 163-day growing season, which is sufficient.

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🥬 Growing Cabbage in Zone 5b

Zone 5b has cold winters and a moderate growing season. Timing is key for Cabbage in this zone. Last frost: Apr 28. First frost: Oct 8.

Planting Calendar

Indoor

Outdoor

Harvest

Mar 17Oct 8

Season: Apr 28 – Oct 8 (163 days)

Zone5b

Last FrostApr 28

First FrostOct 8

Season Length163 days

Days to Harvest80

SunFull Sun

Frost ToleranceModerate

Spacing1/sqft (12" apart)

When to Plant Cabbage in Zone 5b

Start Seeds Indoors: Mar 17

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

Transplant Outdoors: Apr 7

Transplant Cabbage seedlings outdoors after Apr 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: Jun 11

First harvest approximately Jun 11 (~65 days from transplant). Continue harvesting until first frost (Oct 8).

Fall Planting: Jul 16

For a fall harvest, plant Cabbage around Jul 16 (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

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

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