When should I plant Củ cải trắng in Zone 4b?

Direct sow Củ cải trắng outdoors around 10 Th4. Expect first harvest around 25 Th5.

What is the last frost date for Zone 4b?

The average last spring frost date for Zone 4b is 1 Th5. The first fall frost averages 5 Th10, giving a 157-day growing season.

Yes. Củ cải trắng needs 45 days to harvest. Zone 4b has a 157-day growing season, which is sufficient. You can plant up to 5 successions.

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Zone 4b has cold winters and a moderate growing season. Timing is key for Củ cải trắng in this zone. Sương giá cuối: 1 Th5. Sương giá đầu: 5 Th10.

Outdoor

Harvest

10 Th45 Th10

Season: 1 Th5 – 5 Th10 (157 ngày) · Succession: plant every 3 weeks (up to 5x)

Vùng4b

Sương giá cuối1 Th5

Sương giá đầu5 Th10

Mùa vụ157 ngày

Thu hoạch45 ngày

Ánh sángNắng hoàn toàn

Direct sow Củ cải trắng seeds outdoors around 10 Th4. Wait until soil temperature reaches 40F. Space plants at 9/m² (10cm khoảng cách).

First harvest approximately 25 Th5 (~45 ngày from planting). Continue harvesting until first frost (5 Th10).

For a fall harvest, plant Củ cải trắng around 10 Th8 (8 weeks before first frost).

✅ Đậu Hà Lan✅ Đậu chim

❌ Cúc lam❌ Rau cải bẹ

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

Track Củ cải trắng from seed to harvest with personalized frost dates, watering recommendations, and companion planting visualization.