When should I plant Kool in Zone 11b?

Start Kool seeds indoors around Dec 4. Transplant outdoors after Dec 25. Expect first harvest around Feb 28.

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 Kool in Zone 11b?

Yes. Kool needs 80 days to harvest. Zone 11b has a 350-day growing season, which is sufficient.

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🥬 Kweken van Kool in Zone 11b

Zone 11b has a year-round growing season. Kool can be planted almost any time with proper planning. Laatste vorst: Jan 15. Eerste vorst: Dec 31.

Planting Calendar

Indoor

Outdoor

Harvest

Dec 4Dec 31

Season: Jan 15 – Dec 31 (350 dagen)

Zone11b

Laatste vorstJan 15

Eerste vorstDec 31

Seizoen350 dagen

Oogst80 dagen

ZonVolle Zon

When to Plant Kool in Zone 11b

Start Seeds Indoors: Dec 4

Start Kool seeds indoors around Dec 4 (6 weken voor de laatste vorst). Optimal germination temperature: 70F. Germinates in 5-10 days.

Transplant Outdoors: Dec 25

Transplant Kool seedlings outdoors after Dec 25. Wait until soil temperature reaches 45F. Space plants at 1/m² (30cm afstand). Harden off plants for a week before moving outside.

Harvest: Feb 28

First harvest approximately Feb 28 (~65 dagen from transplant). Continue harvesting until first frost (Dec 31).

Fall Planting: Oct 8

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

Begeleidende Beplanting

✅ Aardappels✅ Munt ✅ Dille✅ Uien✅ Selderij

❌ Bonen❌ Tomaten❌ Aardbeien

Kool in Andere 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

Plan Je Tuin voor Kool

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

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