When should I plant Rau mùi in Zone 4b?

Direct sow Rau mùi outdoors around 17 Th4. Expect first harvest around 17 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. Rau mùi needs 30 days to harvest. Zone 4b has a 157-day growing season, which is sufficient. You can plant up to 9 successions.

🌿

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

Outdoor

Harvest

17 Th45 Th10

Season: 1 Th5 – 5 Th10 (157 ngày) · Succession: plant every 2 weeks (up to 9x)

Vùng4b

Sương giá cuối1 Th5

Sương giá đầu5 Th10

Mùa vụ157 ngày

Thu hoạch30 ngày

Ánh sángNắng một phần

Direct sow Rau mùi seeds outdoors around 17 Th4. Wait until soil temperature reaches 50F. Space plants at 4/m² (15cm khoảng cách).

First harvest approximately 17 Th5 (~30 ngày from planting). Continue harvesting until first frost (5 Th10).

For a fall harvest, plant Rau mùi around 24 Th8 (6 weeks before first frost).

✅ Cà chua✅ Ớt✅ Đậu✅ Đậu Hà Lan✅ Rau chân vịt

❌ Thì là Ý❌ Thì là

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 Rau mùi from seed to harvest with personalized frost dates, watering recommendations, and companion planting visualization.