When should I plant Bí đỏ in Zone 3b?

Start Bí đỏ seeds indoors around 17 Th4. Transplant outdoors after 29 Th5. Expect first harvest around 1 Th9.

What is the last frost date for Zone 3b?

The average last spring frost date for Zone 3b is 15 Th5. The first fall frost averages 22 Th9, giving a 130-day growing season.

Can I grow Bí đỏ in Zone 3b?

Yes. Bí đỏ needs 100 days to harvest. Zone 3b has a 130-day growing season, which is sufficient.

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🎃 Growing Bí đỏ in Zone 3b

Zone 3b has harsh winters and a short growing season. Start Bí đỏ early indoors to maximize your harvest window. Sương giá cuối: 15 Th5. Sương giá đầu: 22 Th9.

Planting Calendar

Indoor

Outdoor

Harvest

17 Th422 Th9

Season: 15 Th5 – 22 Th9 (130 ngày)

Vùng3b

Sương giá cuối15 Th5

Sương giá đầu22 Th9

Mùa vụ130 ngày

Thu hoạch100 ngày

Ánh sángNắng hoàn toàn

When to Plant Bí đỏ in Zone 3b

Start Seeds Indoors: 17 Th4

Start Bí đỏ seeds indoors around 17 Th4 (4 tuần trước sương giá cuối). Optimal germination temperature: 85F. Germinates in 5-10 days.

Transplant Outdoors: 29 Th5

Transplant Bí đỏ seedlings outdoors after 29 Th5. Wait until soil temperature reaches 65F. Space plants at 1/m² (30cm khoảng cách). Harden off plants for a week before moving outside.

Harvest: 1 Th9

First harvest approximately 1 Th9 (~95 ngày from transplant). Continue harvesting until first frost (22 Th9).

Cây trồng đồng hành

✅ Cúc vạn thọ✅ Ngô✅ Sen cạn✅ Oregano

❌ Khoai tây

Bí đỏ 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 Bí đỏ

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

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