When should I plant 羽衣甘蓝 in Zone 3b?

Start 羽衣甘蓝 seeds indoors around 4月3日. Transplant outdoors after 4月17日. Expect first harvest around 6月1日.

What is the last frost date for Zone 3b?

The average last spring frost date for Zone 3b is 5月15日. The first fall frost averages 9月22日, giving a 130-day growing season.

Can I grow 羽衣甘蓝 in Zone 3b?

Yes. 羽衣甘蓝 needs 60 days to harvest. Zone 3b has a 130-day growing season, which is sufficient.

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🥬 种植羽衣甘蓝区域 3b

Zone 3b has harsh winters and a short growing season. Start 羽衣甘蓝 early indoors to maximize your harvest window. 末次霜冻: 5月15日. 初次霜冻: 9月22日.

Planting Calendar

Indoor

Outdoor

Harvest

4月3日9月22日

Season: 5月15日 – 9月22日 (130 天)

区域3b

末次霜冻5月15日

初次霜冻9月22日

生长季130 天

收获60 天

日照半日照

When to Plant 羽衣甘蓝 in Zone 3b

Start Seeds Indoors: 4月3日

Start 羽衣甘蓝 seeds indoors around 4月3日 (6 周(最后霜冻前)). Optimal germination temperature: 65F. Germinates in 5-10 days.

Transplant Outdoors: 4月17日

Transplant 羽衣甘蓝 seedlings outdoors after 4月17日. Wait until soil temperature reaches 40F. Space plants at 1/m² (30cm 间距). Harden off plants for a week before moving outside.

Harvest: 6月1日

First harvest approximately 6月1日 (~45 天 from transplant). Continue harvesting until first frost (9月22日). 羽衣甘蓝 can overwinter in mild climates for continued harvest.

Fall Planting: 7月28日

For a fall harvest, plant 羽衣甘蓝 around 7月28日 (8 weeks before first frost).

伴生植物

✅ 鼠尾草 ✅ 莳萝✅ 洋葱✅ 甜菜✅ 土豆

❌ 草莓

羽衣甘蓝其他区域

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

规划花园羽衣甘蓝

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

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🥬 种植 羽衣甘蓝 区域 3b