When should I plant Korean Small Onion in Zone 2a?

Direct sow Korean Small Onion outdoors around May 15. Expect first harvest around May 27.

What is the last frost date for Zone 2a?

The average last spring frost date for Zone 2a is May 15. The first fall frost averages Sep 15, giving a 123-day growing season.

Can I grow Korean Small Onion in Zone 2a?

Yes. Korean Small Onion needs 65 days to harvest. Zone 2a has a 123-day growing season, which is sufficient.

Growing Korean Small Onion in Zone 2a

Zone 2a has harsh winters and a short growing season. Start Korean Small Onion early indoors to maximize your harvest window. น้ำค้างแข็งครั้งสุดท้าย: May 15. น้ำค้างแข็งครั้งแรก: Sep 15.

Planting Calendar

Outdoor

Harvest

Apr 17Sep 15

Season: May 15 – Sep 15 (123 วัน)

โซน2a

น้ำค้างแข็งครั้งสุดท้ายMay 15

น้ำค้างแข็งครั้งแรกSep 15

ฤดูกาล123 วัน

เก็บเกี่ยว65 วัน

แสงแดดแดดเต็มที่

When to Plant Korean Small Onion in Zone 2a

Harvest: May 27

First harvest approximately May 27 (~40 วัน from transplant). Continue harvesting until first frost (Sep 15). Korean Small Onion can overwinter in mild climates for continued harvest.

Fall Planting: Aug 4

For a fall harvest, plant Korean Small Onion around Aug 4 (6 weeks before first frost).

การปลูกพืชคู่กัน

✅ แครอท ✅ บีทรูท ✅ ผักกาด

❌ Bean❌ ถั่วลันเตา

Korean Small Onion 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

Plan Your Garden Korean Small Onion

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