When should I plant Boerenkool in Zone 6b?

Start Boerenkool seeds indoors around Mar 4. Transplant outdoors after Mar 18. Expect first harvest around May 2.

What is the last frost date for Zone 6b?

The average last spring frost date for Zone 6b is Apr 15. The first fall frost averages Oct 22, giving a 190-day growing season.

Can I grow Boerenkool in Zone 6b?

Yes. Boerenkool needs 60 days to harvest. Zone 6b has a 190-day growing season, which is sufficient.

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🥬 Kweken van Boerenkool in Zone 6b

Zone 6b has mild winters and a long growing season -- good conditions for Boerenkool. Laatste vorst: Apr 15. Eerste vorst: Oct 22.

Planting Calendar

Indoor

Outdoor

Harvest

Mar 4Oct 22

Season: Apr 15 – Oct 22 (190 dagen)

Zone6b

Laatste vorstApr 15

Eerste vorstOct 22

Seizoen190 dagen

Oogst60 dagen

ZonHalfschaduw

When to Plant Boerenkool in Zone 6b

Start Seeds Indoors: Mar 4

Start Boerenkool seeds indoors around Mar 4 (6 weken voor de laatste vorst). Optimal germination temperature: 65F. Germinates in 5-10 days.

Transplant Outdoors: Mar 18

Transplant Boerenkool seedlings outdoors after Mar 18. Wait until soil temperature reaches 40F. Space plants at 1/m² (30cm afstand). Harden off plants for a week before moving outside.

Harvest: May 2

First harvest approximately May 2 (~45 dagen from transplant). Continue harvesting until first frost (Oct 22). Boerenkool can overwinter in mild climates for continued harvest.

Fall Planting: Aug 27

For a fall harvest, plant Boerenkool around Aug 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.

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