When should I plant Boerenkool in Zone 11a?

Start Boerenkool seeds indoors around Dec 17. Transplant outdoors after Dec 31. Expect first harvest around Feb 14.

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 Boerenkool in Zone 11a?

Yes. Boerenkool needs 60 days to harvest. Zone 11a has a 328-day growing season, which is sufficient.

🥬

🥬 Kweken van Boerenkool in Zone 11a

Zone 11a has a year-round growing season. Boerenkool can be planted almost any time with proper planning. Laatste vorst: Jan 28. Eerste vorst: Dec 22.

Planting Calendar

Indoor

Outdoor

Harvest

Dec 17Dec 22

Season: Jan 28 – Dec 22 (328 dagen)

Zone11a

Laatste vorstJan 28

Eerste vorstDec 22

Seizoen328 dagen

Oogst60 dagen

ZonHalfschaduw

When to Plant Boerenkool in Zone 11a

Start Seeds Indoors: Dec 17

Start Boerenkool seeds indoors around Dec 17 (6 weken voor de laatste vorst). Optimal germination temperature: 65F. Germinates in 5-10 days.

Transplant Outdoors: Dec 31

Transplant Boerenkool seedlings outdoors after Dec 31. Wait until soil temperature reaches 40F. Space plants at 1/m² (30cm afstand). Harden off plants for a week before moving outside.

Harvest: Feb 14

First harvest approximately Feb 14 (~45 dagen from transplant). Continue harvesting until first frost (Dec 22). Boerenkool can overwinter in mild climates for continued harvest.

Fall Planting: Oct 27

For a fall harvest, plant Boerenkool around Oct 27 (8 weeks before first frost).

Begeleidende Beplanting

✅ Salie ✅ Dille✅ Uien✅ Rode Bieten✅ Aardappels

❌ Aardbeien

Boerenkool 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 Boerenkool

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

Start Free Boerenkool Growing Guide