When should I plant Grönkål in Zone 10a?

Start Grönkål seeds indoors around Jan 9. Transplant outdoors after Jan 23. Expect first harvest around Mar 9.

What is the last frost date for Zone 10a?

The average last spring frost date for Zone 10a is Feb 20. The first fall frost averages Dec 1, giving a 284-day growing season.

Can I grow Grönkål in Zone 10a?

Yes. Grönkål needs 60 days to harvest. Zone 10a has a 284-day growing season, which is sufficient.

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🥬 Growing Grönkål in Zone 10a

Zone 10a has a year-round growing season. Grönkål can be planted almost any time with proper planning. Sista frost: Feb 20. Första frost: Dec 1.

Planting Calendar

Indoor

Outdoor

Harvest

Jan 9Dec 1

Season: Feb 20 – Dec 1 (284 dagar)

Zon10a

Sista frostFeb 20

Första frostDec 1

Säsong284 dagar

Skörd60 dagar

SolHalvskugga

When to Plant Grönkål in Zone 10a

Start Seeds Indoors: Jan 9

Start Grönkål seeds indoors around Jan 9 (6 veckor före sista frosten). Optimal germination temperature: 65F. Germinates in 5-10 days.

Transplant Outdoors: Jan 23

Transplant Grönkål seedlings outdoors after Jan 23. Wait until soil temperature reaches 40F. Space plants at 1/m² (30cm avstånd). Harden off plants for a week before moving outside.

Harvest: Mar 9

First harvest approximately Mar 9 (~45 dagar from transplant). Continue harvesting until first frost (Dec 1). Grönkål can overwinter in mild climates for continued harvest.

Fall Planting: Oct 6

For a fall harvest, plant Grönkål around Oct 6 (8 weeks before first frost).

Samplantering

✅ Salvia ✅ Dill✅ Lökar✅ Rödbetor✅ Potatisar

❌ Jordgubbar

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

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