When should I plant Ui in Zone 8b?

Start Ui seeds indoors around Jan 11. Transplant outdoors after Feb 22. Expect first harvest around May 13.

What is the last frost date for Zone 8b?

The average last spring frost date for Zone 8b is Mar 22. The first fall frost averages Nov 10, giving a 233-day growing season.

Can I grow Ui in Zone 8b?

Yes. Ui needs 110 days to harvest. Zone 8b has a 233-day growing season, which is sufficient.

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🧅 Kweken van Ui in Zone 8b

Zone 8b has warm winters and an extended growing season -- excellent for heat-loving crops like Ui. Laatste vorst: Mar 22. Eerste vorst: Nov 10.

Planting Calendar

Indoor

Outdoor

Harvest

Jan 11Nov 10

Season: Mar 22 – Nov 10 (233 dagen)

Zone8b

Laatste vorstMar 22

Eerste vorstNov 10

Seizoen233 dagen

Oogst110 dagen

ZonVolle Zon

When to Plant Ui in Zone 8b

Start Seeds Indoors: Jan 11

Start Ui seeds indoors around Jan 11 (10 weken voor de laatste vorst). Optimal germination temperature: 70F. Germinates in 7-14 days.

Transplant Outdoors: Feb 22

Transplant Ui seedlings outdoors after Feb 22. Wait until soil temperature reaches 45F. Space plants at 9/m² (10cm afstand). Harden off plants for a week before moving outside.

Harvest: May 13

First harvest approximately May 13 (~80 dagen from transplant). Continue harvesting until first frost (Nov 10).

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