When should I plant Cibule in Zone 9a?

Start Cibule seeds indoors around Jan 9. Transplant outdoors after Feb 20. Expect first harvest around May 11.

What is the last frost date for Zone 9a?

The average last spring frost date for Zone 9a is Mar 20. The first fall frost averages Nov 12, giving a 237-day growing season.

Can I grow Cibule in Zone 9a?

Yes. Cibule needs 110 days to harvest. Zone 9a has a 237-day growing season, which is sufficient.

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🧅 Growing Cibule in Zone 9a

Zone 9a has warm winters and an extended growing season -- excellent for heat-loving crops like Cibule. Poslední mráz: Mar 20. První mráz: Nov 12.

Planting Calendar

Indoor

Outdoor

Harvest

Jan 9Nov 12

Season: Mar 20 – Nov 12 (237 dní)

Zóna9a

Poslední mrázMar 20

První mrázNov 12

Sezóna237 dní

Sklizeň110 dní

SluncePlné Slunce

When to Plant Cibule in Zone 9a

Start Seeds Indoors: Jan 9

Start Cibule seeds indoors around Jan 9 (10 týdnů před posledním mrazem). Optimal germination temperature: 70F. Germinates in 7-14 days.

Transplant Outdoors: Feb 20

Transplant Cibule seedlings outdoors after Feb 20. Wait until soil temperature reaches 45F. Space plants at 9/m² (10cm od sebe). Harden off plants for a week before moving outside.

Harvest: May 11

First harvest approximately May 11 (~80 dní from transplant). Continue harvesting until first frost (Nov 12).

Smíšená Výsadba

✅ Jahody✅ Zelí✅ Řepy✅ Salát✅ Mrkve✅ Rajčata

❌ Fazole❌ Hrášky

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

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