When should I plant Sīpols in Zone 4a?

Start Sīpols seeds indoors around Feb 24. Transplant outdoors after Apr 7. Expect first harvest around Jun 26.

What is the last frost date for Zone 4a?

The average last spring frost date for Zone 4a is May 5. The first fall frost averages Oct 1, giving a 149-day growing season.

Can I grow Sīpols in Zone 4a?

Yes. Sīpols needs 110 days to harvest. Zone 4a has a 149-day growing season, which is sufficient.

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🧅 Growing Sīpols in Zone 4a

Zone 4a has cold winters and a moderate growing season. Timing is key for Sīpols in this zone. Pēdējais sals: May 5. Pirmais sals: Oct 1.

Planting Calendar

Indoor

Outdoor

Harvest

Feb 24Oct 1

Season: May 5 – Oct 1 (149 dienas)

Zona4a

Pēdējais salsMay 5

Pirmais salsOct 1

Sezona149 dienas

Raža110 dienas

SaulePilna Saule

When to Plant Sīpols in Zone 4a

Start Seeds Indoors: Feb 24

Start Sīpols seeds indoors around Feb 24 (10 nedēļas pirms pēdējās salnas). Optimal germination temperature: 70F. Germinates in 7-14 days.

Transplant Outdoors: Apr 7

Transplant Sīpols seedlings outdoors after Apr 7. Wait until soil temperature reaches 45F. Space plants at 9/m² (10cm attālums). Harden off plants for a week before moving outside.

Harvest: Jun 26

First harvest approximately Jun 26 (~80 dienas from transplant). Continue harvesting until first frost (Oct 1).

Pavārstāšana

✅ Zemenes✅ Kāposts✅ Bietes✅ Salāts✅ Burkāni✅ Tomāti

❌ Pupiņas❌ Zirņi

Sīpols 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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