When should I plant Cải xoăn in Zone 1a?

Start Cải xoăn seeds indoors around 13 Th4. Transplant outdoors after 27 Th4. Expect first harvest around 11 Th6.

What is the last frost date for Zone 1a?

The average last spring frost date for Zone 1a is 25 Th5. The first fall frost averages 28 Th8, giving a 95-day growing season.

Can I grow Cải xoăn in Zone 1a?

Yes. Cải xoăn needs 60 days to harvest. Zone 1a has a 95-day growing season, which is sufficient.

🥬

🥬 Growing Cải xoăn in Zone 1a

Zone 1a has harsh winters and a short growing season. Start Cải xoăn early indoors to maximize your harvest window. Sương giá cuối: 25 Th5. Sương giá đầu: 28 Th8.

Planting Calendar

Indoor

Outdoor

Harvest

13 Th428 Th8

Season: 25 Th5 – 28 Th8 (95 ngày)

Vùng1a

Sương giá cuối25 Th5

Sương giá đầu28 Th8

Mùa vụ95 ngày

Thu hoạch60 ngày

Ánh sángNắng một phần

When to Plant Cải xoăn in Zone 1a

Start Seeds Indoors: 13 Th4

Start Cải xoăn seeds indoors around 13 Th4 (6 tuần trước sương giá cuối). Optimal germination temperature: 65F. Germinates in 5-10 days.

Transplant Outdoors: 27 Th4

Transplant Cải xoăn seedlings outdoors after 27 Th4. Wait until soil temperature reaches 40F. Space plants at 1/m² (30cm khoảng cách). Harden off plants for a week before moving outside.

Harvest: 11 Th6

First harvest approximately 11 Th6 (~45 ngày from transplant). Continue harvesting until first frost (28 Th8). Cải xoăn can overwinter in mild climates for continued harvest.

Fall Planting: 3 Th7

For a fall harvest, plant Cải xoăn around 3 Th7 (8 weeks before first frost).

Cây trồng đồng hành

✅ Xô thơm ✅ Thì là✅ Hành tây✅ Củ dền✅ Khoai tây

❌ Dâu tây

Cải xoăn 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 Cải xoăn

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

Start Free Cải xoăn Growing Guide