When should I plant Leek in Zone 5b?

Start Leek seeds indoors around 2月17日. Transplant outdoors after 4月14日. Expect first harvest around 7月13日.

What is the last frost date for Zone 5b?

The average last spring frost date for Zone 5b is 4月28日. The first fall frost averages 10月8日, giving a 163-day growing season.

Can I grow Leek in Zone 5b?

Yes. Leek needs 120 days to harvest. Zone 5b has a 163-day growing season, which is sufficient.

种植 Leek 区域 5b

Zone 5b has cold winters and a moderate growing season. Timing is key for Leek in this zone. 末次霜冻: 4月28日. 初次霜冻: 10月8日.

Planting Calendar

Indoor

Outdoor

Harvest

2月17日10月8日

Season: 4月28日 – 10月8日 (163 天)

区域5b

末次霜冻4月28日

初次霜冻10月8日

生长季163 天

收获120 天

日照全日照

When to Plant Leek in Zone 5b

Start Seeds Indoors: 2月17日

Start Leek seeds indoors around 2月17日 (10 周(最后霜冻前)). Optimal germination temperature: 70F. Germinates in 7-14 days.

Transplant Outdoors: 4月14日

Transplant Leek seedlings outdoors after 4月14日. Wait until soil temperature reaches 45F. Space plants at 4/m² (15cm 间距). Harden off plants for a week before moving outside.

Harvest: 7月13日

First harvest approximately 7月13日 (~90 天 from transplant). Continue harvesting until first frost (10月8日). Leek can overwinter in mild climates for continued harvest.

伴生植物

✅ 胡萝卜✅ 洋葱✅ 芹菜

❌ 豆类❌ 豌豆

Leek 其他区域

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

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