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🟣 Growing Oải hương in Zone 2b
Zone 2b has harsh winters and a short growing season. Start Oải hương early indoors to maximize your harvest window. Sương giá cuối: 25 Th5. Sương giá đầu: 28 Th8.
Season Too Short
Oải hương needs 100 days to harvest, but Zone 2b has only a 95-day growing season. Consider short-season varieties or season extension techniques.
When to Plant Oải hương in Zone 2b
Start Seeds Indoors: 16 Th3
Start Oải hương seeds indoors around 16 Th3 (10 tuần trước sương giá cuối). Optimal germination temperature: 70F. Germinates in 14-28 days.
Transplant Outdoors: 1 Th6
Transplant Oải hương seedlings outdoors after 1 Th6. Wait until soil temperature reaches 55F. Space plants at 1/m² (30cm khoảng cách). Harden off plants for a week before moving outside.
Harvest: 30 Th8
First harvest approximately 30 Th8 (~90 ngày from transplant). Continue harvesting until first frost (28 Th8). Oải hương can overwinter in mild climates for continued harvest.
Cây trồng đồng hành
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