When should I plant Purple Kohlrabi in Zone 8b?

Start Purple Kohlrabi seeds indoors around Feb 8. Transplant outdoors after Mar 1. Expect first harvest around Apr 10.

What is the last frost date for Zone 8b?

The average last spring frost date for Zone 8b is Mar 22. The first fall frost averages Nov 10, giving a 233-day growing season.

Can I grow Purple Kohlrabi in Zone 8b?

Yes. Purple Kohlrabi needs 55 days to harvest. Zone 8b has a 233-day growing season, which is sufficient. You can plant up to 8 successions.

Growing Purple Kohlrabi in Zone 8b

Zone 8b has warm winters and an extended growing season -- excellent for heat-loving crops like Purple Kohlrabi. Sidste frost: Mar 22. Første frost: Nov 10.

Planting Calendar

Indoor

Outdoor

Harvest

Feb 8Nov 10

Season: Mar 22 – Nov 10 (233 dage) · Succession: plant every 3 weeks (up to 8x)

Zone8b

Sidste frostMar 22

Første frostNov 10

Sæson233 dage

Høst55 dage

SolFuld Sol

When to Plant Purple Kohlrabi in Zone 8b

Start Seeds Indoors: Feb 8

Start Purple Kohlrabi seeds indoors around Feb 8 (6 uger før sidste frost). Optimal germination temperature: 65F. Germinates in 5-10 days.

Transplant Outdoors: Mar 1

Transplant Purple Kohlrabi seedlings outdoors after Mar 1. Wait until soil temperature reaches 45F. Space plants at 4/m² (15cm afstand). Harden off plants for a week before moving outside.

Harvest: Apr 10

First harvest approximately Apr 10 (~40 dage from transplant). Continue harvesting until first frost (Nov 10).

Fall Planting: Sep 15

For a fall harvest, plant Purple Kohlrabi around Sep 15 (8 weeks before first frost).

Purple Kohlrabi 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

Plan Your Garden Purple Kohlrabi

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

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