When should I plant Grönkål in Zone 7b?

Start Grönkål seeds indoors around Feb 27. Transplant outdoors after Mar 13. Expect first harvest around Apr 27.

What is the last frost date for Zone 7b?

The average last spring frost date for Zone 7b is Apr 10. The first fall frost averages Nov 7, giving a 211-day growing season.

Can I grow Grönkål in Zone 7b?

Yes. Grönkål needs 60 days to harvest. Zone 7b has a 211-day growing season, which is sufficient.

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🥬 Growing Grönkål in Zone 7b

Zone 7b has mild winters and a long growing season -- good conditions for Grönkål. Sista frost: Apr 10. Första frost: Nov 7.

Planting Calendar

Indoor

Outdoor

Harvest

Feb 27Nov 7

Season: Apr 10 – Nov 7 (211 dagar)

Zon7b

Sista frostApr 10

Första frostNov 7

Säsong211 dagar

Skörd60 dagar

SolHalvskugga

When to Plant Grönkål in Zone 7b

Start Seeds Indoors: Feb 27

Start Grönkål seeds indoors around Feb 27 (6 veckor före sista frosten). Optimal germination temperature: 65F. Germinates in 5-10 days.

Transplant Outdoors: Mar 13

Transplant Grönkål seedlings outdoors after Mar 13. Wait until soil temperature reaches 40F. Space plants at 1/m² (30cm avstånd). Harden off plants for a week before moving outside.

Harvest: Apr 27

First harvest approximately Apr 27 (~45 dagar from transplant). Continue harvesting until first frost (Nov 7). Grönkål can overwinter in mild climates for continued harvest.

Fall Planting: Sep 12

For a fall harvest, plant Grönkål around Sep 12 (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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