When should I plant Ui in Zone 13a?

Start Ui seeds indoors around Oct 23. Transplant outdoors after Dec 4. Expect first harvest around Feb 22.

What is the last frost date for Zone 13a?

The average last spring frost date for Zone 13a is Jan 1. The first fall frost averages Dec 31, giving a 364-day growing season.

Can I grow Ui in Zone 13a?

Yes. Ui needs 110 days to harvest. Zone 13a has a 364-day growing season, which is sufficient.

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🧅 Kweken van Ui in Zone 13a

Zone 13a has a year-round growing season. Ui can be planted almost any time with proper planning. Laatste vorst: Jan 1. Eerste vorst: Dec 31.

Planting Calendar

Indoor

Outdoor

Harvest

Oct 23Dec 31

Season: Jan 1 – Dec 31 (364 dagen)

Zone13a

Laatste vorstJan 1

Eerste vorstDec 31

Seizoen364 dagen

Oogst110 dagen

ZonVolle Zon

When to Plant Ui in Zone 13a

Start Seeds Indoors: Oct 23

Start Ui seeds indoors around Oct 23 (10 weken voor de laatste vorst). Optimal germination temperature: 70F. Germinates in 7-14 days.

Transplant Outdoors: Dec 4

Transplant Ui seedlings outdoors after Dec 4. Wait until soil temperature reaches 45F. Space plants at 9/m² (10cm afstand). Harden off plants for a week before moving outside.

Harvest: Feb 22

First harvest approximately Feb 22 (~80 dagen from transplant). Continue harvesting until first frost (Dec 31).

Begeleidende Beplanting

✅ Aardbeien✅ Kool✅ Rode Bieten✅ Sla✅ Wortels✅ Tomaten

❌ Bonen❌ Erwten

Ui in Andere 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

Plan Je Tuin voor Ui

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

Start Free Ui Growing Guide