When should I plant Løk in Zone 4b?

Start Løk seeds indoors around Feb 20. Transplant outdoors after Apr 3. Expect first harvest around Jun 22.

What is the last frost date for Zone 4b?

The average last spring frost date for Zone 4b is May 1. The first fall frost averages Oct 5, giving a 157-day growing season.

Can I grow Løk in Zone 4b?

Yes. Løk needs 110 days to harvest. Zone 4b has a 157-day growing season, which is sufficient.

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🧅 Growing Løk in Zone 4b

Zone 4b has cold winters and a moderate growing season. Timing is key for Løk in this zone. Siste frost: May 1. Første frost: Oct 5.

Planting Calendar

Indoor

Outdoor

Harvest

Feb 20Oct 5

Season: May 1 – Oct 5 (157 dager)

Sone4b

Siste frostMay 1

Første frostOct 5

Sesong157 dager

Høst110 dager

SolFull Sol

When to Plant Løk in Zone 4b

Start Seeds Indoors: Feb 20

Start Løk seeds indoors around Feb 20 (10 uker før siste frost). Optimal germination temperature: 70F. Germinates in 7-14 days.

Transplant Outdoors: Apr 3

Transplant Løk seedlings outdoors after Apr 3. Wait until soil temperature reaches 45F. Space plants at 9/m² (10cm avstand). Harden off plants for a week before moving outside.

Harvest: Jun 22

First harvest approximately Jun 22 (~80 dager from transplant). Continue harvesting until first frost (Oct 5).

Samdyrking

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Løk 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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