When should I plant Oải hương in Zone 3a?

Start Oải hương seeds indoors around 13 Th3. Transplant outdoors after 29 Th5. Expect first harvest around 27 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 Oải hương in Zone 3a?

Yes. Oải hương needs 100 days to harvest. Zone 3a has a 113-day growing season, which is sufficient.

🟣

🟣 Growing Oải hương in Zone 3a

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

Planting Calendar

Indoor

Outdoor

Harvest

13 Th312 Th9

Season: 22 Th5 – 12 Th9 (113 ngày)

Vùng3a

Sương giá cuối22 Th5

Sương giá đầu12 Th9

Mùa vụ113 ngày

Thu hoạch100 ngày

Ánh sángNắng hoàn toàn

When to Plant Oải hương in Zone 3a

Start Seeds Indoors: 13 Th3

Start Oải hương seeds indoors around 13 Th3 (10 tuần trước sương giá cuối). Optimal germination temperature: 70F. Germinates in 14-28 days.

Transplant Outdoors: 29 Th5

Transplant Oải hương seedlings outdoors after 29 Th5. Wait until soil temperature reaches 55F. Space plants at 1/m² (30cm khoảng cách). Harden off plants for a week before moving outside.

Harvest: 27 Th8

First harvest approximately 27 Th8 (~90 ngày from transplant). Continue harvesting until first frost (12 Th9). Oải hương can overwinter in mild climates for continued harvest.

Cây trồng đồng hành

✅ Hoa hồng✅ Cà tím✅ Cà chua✅ Bắp cải

Oải hương 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 Oải hương

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

Start Free Oải hương Growing Guide