When should I plant Khoai tây in Zone 3a?

Direct sow Khoai tây outdoors around 8 Th5. Expect first harvest around 6 Th8.

What is the last frost date for Zone 3a?

The average last spring frost date for Zone 3a is 22 Th5. The first fall frost averages 12 Th9, giving a 113-day growing season.

Can I grow Khoai tây in Zone 3a?

Yes. Khoai tây needs 90 days to harvest. Zone 3a has a 113-day growing season, which is sufficient.

🥔

🥔 Growing Khoai tây in Zone 3a

Zone 3a has harsh winters and a short growing season. Start Khoai tây early indoors to maximize your harvest window. Sương giá cuối: 22 Th5. Sương giá đầu: 12 Th9.

Planting Calendar

Outdoor

Harvest

8 Th512 Th9

Season: 22 Th5 – 12 Th9 (113 ngày)

Vùng3a

Sương giá cuối22 Th5

Sương giá đầu12 Th9

Mùa vụ113 ngày

Thu hoạch90 ngày

Ánh sángNắng hoàn toàn

When to Plant Khoai tây in Zone 3a

Sow Seeds Outdoors: 8 Th5

Direct sow Khoai tây seeds outdoors around 8 Th5. Wait until soil temperature reaches 45F. Space plants at 1/m² (30cm khoảng cách).

Harvest: 6 Th8

First harvest approximately 6 Th8 (~90 ngày from planting). Continue harvesting until first frost (12 Th9).

Cây trồng đồng hành

✅ Bắp cải✅ Cúc vạn thọ✅ Cà tím ✅ Ngô✅ Đậu

❌ Cà chua❌ Bí đỏ❌ Dưa chuột❌ Bí

Khoai tây 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 Khoai tây

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

Start Free Khoai tây Growing Guide