When should I plant Kembang Kol in Zone 11b?

Start Kembang Kol seeds indoors around Dec 4. Transplant outdoors after Jan 1. Expect first harvest around Mar 2.

What is the last frost date for Zone 11b?

The average last spring frost date for Zone 11b is Jan 15. The first fall frost averages Dec 31, giving a 350-day growing season.

Can I grow Kembang Kol in Zone 11b?

Yes. Kembang Kol needs 75 days to harvest. Zone 11b has a 350-day growing season, which is sufficient.

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🥦 Growing Kembang Kol in Zone 11b

Zone 11b has a year-round growing season. Kembang Kol can be planted almost any time with proper planning. Embun beku terakhir: Jan 15. Embun beku pertama: Dec 31.

Planting Calendar

Indoor

Outdoor

Harvest

Dec 4Dec 31

Season: Jan 15 – Dec 31 (350 hari)

Zona11b

Embun beku terakhirJan 15

Embun beku pertamaDec 31

Musim350 hari

Panen75 hari

MatahariMatahari Penuh

When to Plant Kembang Kol in Zone 11b

Start Seeds Indoors: Dec 4

Start Kembang Kol seeds indoors around Dec 4 (6 minggu sebelum embun beku terakhir). Optimal germination temperature: 70F. Germinates in 5-10 days.

Transplant Outdoors: Jan 1

Transplant Kembang Kol seedlings outdoors after Jan 1. Wait until soil temperature reaches 50F. Space plants at 1/m² (30cm jarak). Harden off plants for a week before moving outside.

Harvest: Mar 2

First harvest approximately Mar 2 (~60 hari from transplant). Continue harvesting until first frost (Dec 31).

Fall Planting: Oct 8

For a fall harvest, plant Kembang Kol around Oct 8 (12 weeks before first frost).

Tanaman Pendamping

✅ Bayam ✅ Seledri ✅ Thyme✅ Kacang

❌ Tomat❌ Stroberi❌ Kacang Polong

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

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