When should I plant Sibul in Zone 3a?

Start Sibul seeds indoors around Mar 13. Transplant outdoors after Apr 24. Expect first harvest around Jul 13.

What is the last frost date for Zone 3a?

The average last spring frost date for Zone 3a is May 22. The first fall frost averages Sep 12, giving a 113-day growing season.

Can I grow Sibul in Zone 3a?

Yes. Sibul needs 110 days to harvest. Zone 3a has a 113-day growing season, which is sufficient.

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🧅 Growing Sibul in Zone 3a

Zone 3a has harsh winters and a short growing season. Start Sibul early indoors to maximize your harvest window. Viimane öökülm: May 22. Esimene öökülm: Sep 12.

Planting Calendar

Indoor

Outdoor

Harvest

Mar 13Sep 12

Season: May 22 – Sep 12 (113 päeva)

Tsoon3a

Viimane öökülmMay 22

Esimene öökülmSep 12

Hooaeg113 päeva

Saak110 päeva

PäikeTäispäike

When to Plant Sibul in Zone 3a

Start Seeds Indoors: Mar 13

Start Sibul seeds indoors around Mar 13 (10 nädalat enne viimast külma). Optimal germination temperature: 70F. Germinates in 7-14 days.

Transplant Outdoors: Apr 24

Transplant Sibul seedlings outdoors after Apr 24. Wait until soil temperature reaches 45F. Space plants at 9/m² (10cm vahekaugus). Harden off plants for a week before moving outside.

Harvest: Jul 13

First harvest approximately Jul 13 (~80 päeva from transplant). Continue harvesting until first frost (Sep 12).

Kaaslasistutamine

✅ Maasikad✅ Kapsas✅ Peedi✅ Salat✅ Porgandid✅ Tomatid

❌ Oad❌ Herned

Sibul 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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