When should I plant 薰衣草 in Zone 4b?

Start 薰衣草 seeds indoors around 2月20日. Transplant outdoors after 5月8日. Expect first harvest around 8月6日.

What is the last frost date for Zone 4b?

The average last spring frost date for Zone 4b is 5月1日. The first fall frost averages 10月5日, giving a 157-day growing season.

Can I grow 薰衣草 in Zone 4b?

Yes. 薰衣草 needs 100 days to harvest. Zone 4b has a 157-day growing season, which is sufficient.

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🟣 种植薰衣草区域 4b

Zone 4b has cold winters and a moderate growing season. Timing is key for 薰衣草 in this zone. 末次霜冻: 5月1日. 初次霜冻: 10月5日.

Planting Calendar

Indoor

Outdoor

Harvest

2月20日10月5日

Season: 5月1日 – 10月5日 (157 天)

区域4b

末次霜冻5月1日

初次霜冻10月5日

生长季157 天

收获100 天

日照全日照

When to Plant 薰衣草 in Zone 4b

Start Seeds Indoors: 2月20日

Start 薰衣草 seeds indoors around 2月20日 (10 周(最后霜冻前)). Optimal germination temperature: 70F. Germinates in 14-28 days.

Transplant Outdoors: 5月8日

Transplant 薰衣草 seedlings outdoors after 5月8日. Wait until soil temperature reaches 55F. Space plants at 1/m² (30cm 间距). Harden off plants for a week before moving outside.

Harvest: 8月6日

First harvest approximately 8月6日 (~90 天 from transplant). Continue harvesting until first frost (10月5日). 薰衣草 can overwinter in mild climates for continued harvest.

伴生植物

✅ 玫瑰✅ 茄子✅ 番茄✅ 卷心菜

薰衣草其他区域

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

规划花园薰衣草

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

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🟣 种植 薰衣草 区域 4b