When should I plant Kembang Kol in Zone 11a?

Start Kembang Kol seeds indoors around Dec 17. Transplant outdoors after Jan 14. Expect first harvest around Mar 15.

What is the last frost date for Zone 11a?

The average last spring frost date for Zone 11a is Jan 28. The first fall frost averages Dec 22, giving a 328-day growing season.

Can I grow Kembang Kol in Zone 11a?

Yes. Kembang Kol needs 75 days to harvest. Zone 11a has a 328-day growing season, which is sufficient.

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🥦 Growing Kembang Kol in Zone 11a

Zone 11a has a year-round growing season. Kembang Kol can be planted almost any time with proper planning. Embun beku terakhir: Jan 28. Embun beku pertama: Dec 22.

Planting Calendar

Indoor

Outdoor

Harvest

Dec 17Dec 22

Season: Jan 28 – Dec 22 (328 hari)

Zona11a

Embun beku terakhirJan 28

Embun beku pertamaDec 22

Musim328 hari

Panen75 hari

MatahariMatahari Penuh

When to Plant Kembang Kol in Zone 11a

Start Seeds Indoors: Dec 17

Start Kembang Kol seeds indoors around Dec 17 (6 minggu sebelum embun beku terakhir). Optimal germination temperature: 70F. Germinates in 5-10 days.

Transplant Outdoors: Jan 14

Transplant Kembang Kol seedlings outdoors after Jan 14. Wait until soil temperature reaches 50F. Space plants at 1/m² (30cm jarak). Harden off plants for a week before moving outside.

Harvest: Mar 15

First harvest approximately Mar 15 (~60 hari from transplant). Continue harvesting until first frost (Dec 22).

Fall Planting: Sep 29

For a fall harvest, plant Kembang Kol around Sep 29 (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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