When should I plant Green Onion in Zone 2a?

Start Green Onion seeds indoors around 3 Th4. Transplant outdoors after 1 Th5. Expect first harvest around 10 Th6.

What is the last frost date for Zone 2a?

The average last spring frost date for Zone 2a is 15 Th5. The first fall frost averages 15 Th9, giving a 123-day growing season.

Can I grow Green Onion in Zone 2a?

Yes. Green Onion needs 65 days to harvest. Zone 2a has a 123-day growing season, which is sufficient. You can plant up to 2 successions.

Growing Green Onion in Zone 2a

Zone 2a has harsh winters and a short growing season. Start Green Onion early indoors to maximize your harvest window. Sương giá cuối: 15 Th5. Sương giá đầu: 15 Th9.

Planting Calendar

Indoor

Outdoor

Harvest

3 Th415 Th9

Season: 15 Th5 – 15 Th9 (123 ngày) · Succession: plant every 3 weeks (up to 2x)

Vùng2a

Sương giá cuối15 Th5

Sương giá đầu15 Th9

Mùa vụ123 ngày

Thu hoạch65 ngày

Ánh sángfull-to-part

When to Plant Green Onion in Zone 2a

Start Seeds Indoors: 3 Th4

Start Green Onion seeds indoors around 3 Th4 (6 tuần trước sương giá cuối). Optimal germination temperature: 65F. Germinates in 7-14 days.

Transplant Outdoors: 1 Th5

Transplant Green Onion seedlings outdoors after 1 Th5. Wait until soil temperature reaches 40F. Space plants at 16/m² (8cm khoảng cách). Harden off plants for a week before moving outside.

Harvest: 10 Th6

First harvest approximately 10 Th6 (~40 ngày from transplant). Continue harvesting until first frost (15 Th9). Green Onion can overwinter in mild climates for continued harvest.

Fall Planting: 21 Th7

For a fall harvest, plant Green Onion around 21 Th7 (8 weeks before first frost).

Cây trồng đồng hành

✅ Cà rốt ✅ Củ dền ✅ Rau diếp ✅ Cà chua✅ Pepper✅ Bắp cải✅ Dâu tây

❌ Bean❌ Đậu Hà Lan

Green 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 Green Onion

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

Start Free Green Onion Growing Guide