When should I plant Kålrot in Zone 5a?

Direct sow Kålrot outdoors around Apr 7. Expect first harvest around May 22.

What is the last frost date for Zone 5a?

The average last spring frost date for Zone 5a is Apr 28. The first fall frost averages Oct 8, giving a 163-day growing season.

Yes. Kålrot needs 45 days to harvest. Zone 5a has a 163-day growing season, which is sufficient. You can plant up to 5 successions.

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Zone 5a has cold winters and a moderate growing season. Timing is key for Kålrot in this zone. Siste frost: Apr 28. Første frost: Oct 8.

Outdoor

Harvest

Apr 7Oct 8

Season: Apr 28 – Oct 8 (163 dager) · Succession: plant every 3 weeks (up to 5x)

Sone5a

Siste frostApr 28

Første frostOct 8

Sesong163 dager

Høst45 dager

SolFull Sol

Direct sow Kålrot seeds outdoors around Apr 7. Wait until soil temperature reaches 40F. Space plants at 9/m² (10cm avstand).

First harvest approximately May 22 (~45 dager from planting). Continue harvesting until first frost (Oct 8).

For a fall harvest, plant Kålrot around Aug 13 (8 weeks before first frost).

✅ Erter✅ Vikke

❌ Knoppurt❌ Sennepsblad

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

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