Korean Small Onion illustration

Growing Korean Small Onion in Zone 8b

Zone 8b has warm winters and an extended growing season — excellent for heat-loving crops like Korean Small Onion. Last frost: Mar 22. First frost: Nov 10.

Planting Calendar

Outdoor
Harvest
Feb 22Nov 10

Season: Mar 22 – Nov 10 (233 days)

Zone8b
Last FrostMar 22
First FrostNov 10
Season Length233 days
Days to Harvest65
SunFull Sun
Frost ToleranceHeavy
Spacing16/sqft (3" apart)

When to Plant Korean Small Onion in Zone 8b

Harvest: Apr 3

First harvest approximately Apr 3 (~40 days from transplant). Continue harvesting until first frost (Nov 10). Korean Small Onion can overwinter in mild climates for continued harvest.

Fall Planting: Sep 29

For a fall harvest, plant Korean Small Onion around Sep 29 (6 weeks before first frost).

Companion Planting

❌ Bean❌ Pea

Frequently Asked Questions

When should I plant Korean Small Onion in Zone 8b?

Direct sow Korean Small Onion outdoors around Mar 22. Harvest around Apr 3.

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 Korean Small Onion in Zone 8b?

Yes. Korean Small Onion needs 65 days to harvest. Zone 8b has a 233-day growing season, which is sufficient.

What is the best month to plant Korean Small Onion in Zone 8b?

The best time to plant Korean Small Onion in Zone 8b is around Mar 22, when soil temperatures are suitable and frost risk has passed.

What companion plants grow well with Korean Small Onion?

Good companion plants for Korean Small Onion include Carrot, Beet, Lettuce. Avoid planting Korean Small Onion near Bean, Pea.

How long does Korean Small Onion take to harvest?

Korean Small Onion takes approximately 65 days from planting to harvest. In Zone 8b, expect your first harvest around Apr 3.

Plan Your Korean Small Onion Garden

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

Start Free Korean Small Onion Growing Guide