Growing Leek in Zone 3a
Zone 3a has harsh winters and a short growing season. Start Leek early indoors to maximize your harvest window. น้ำค้างแข็งครั้งสุดท้าย: May 22. น้ำค้างแข็งครั้งแรก: Sep 12.
Season Too Short
Leek needs 120 days to harvest, but Zone 3a has only a 113-day growing season. Consider short-season varieties or season extension techniques.
When to Plant Leek in Zone 3a
Start Seeds Indoors: Mar 13
Start Leek seeds indoors around Mar 13 (10 สัปดาห์ก่อนน้ำค้างแข็งครั้งสุดท้าย). Optimal germination temperature: 70F. Germinates in 7-14 days.
Transplant Outdoors: May 8
Transplant Leek seedlings outdoors after May 8. Wait until soil temperature reaches 45F. Space plants at 4/ตร.ม. (15cm ห่างกัน). Harden off plants for a week before moving outside.
Harvest: Aug 6
First harvest approximately Aug 6 (~90 วัน from transplant). Continue harvesting until first frost (Sep 12). Leek can overwinter in mild climates for continued harvest.
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Leek 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 13bPlan Your Garden Leek
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