When should I plant Oregano in Zone 3a?

Start Oregano seeds indoors around 27 Th3. Transplant outdoors after 15 Th5. Expect first harvest around 4 Th7.

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 Oregano in Zone 3a?

Yes. Oregano needs 80 days to harvest. Zone 3a has a 113-day growing season, which is sufficient.

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🌿 Growing Oregano in Zone 3a

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

Planting Calendar

Indoor

Outdoor

Harvest

27 Th312 Th9

Season: 22 Th5 – 12 Th9 (113 ngày)

Vùng3a

Sương giá cuối22 Th5

Sương giá đầu12 Th9

Mùa vụ113 ngày

Thu hoạch80 ngày

Ánh sángNắng hoàn toàn

When to Plant Oregano in Zone 3a

Start Seeds Indoors: 27 Th3

Start Oregano seeds indoors around 27 Th3 (8 tuần trước sương giá cuối). Optimal germination temperature: 70F. Germinates in 7-14 days.

Transplant Outdoors: 15 Th5

Transplant Oregano seedlings outdoors after 15 Th5. Wait until soil temperature reaches 50F. Space plants at 4/m² (15cm khoảng cách). Harden off plants for a week before moving outside.

Harvest: 4 Th7

First harvest approximately 4 Th7 (~50 ngày from transplant). Continue harvesting until first frost (12 Th9). Oregano can overwinter in mild climates for continued harvest.

Cây trồng đồng hành

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Oregano 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

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