When should I plant 薄荷 in Zone 3a?

Start 薄荷 seeds indoors around 3月27日. Transplant outdoors after 5月8日. Expect first harvest around 7月7日.

What is the last frost date for Zone 3a?

The average last spring frost date for Zone 3a is 5月22日. The first fall frost averages 9月12日, giving a 113-day growing season.

Can I grow 薄荷 in Zone 3a?

Yes. 薄荷 needs 60 days to harvest. Zone 3a has a 113-day growing season, which is sufficient.

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🍃 种植薄荷区域 3a

Zone 3a has harsh winters and a short growing season. Start 薄荷 early indoors to maximize your harvest window. 末次霜冻: 5月22日. 初次霜冻: 9月12日.

Planting Calendar

Indoor

Outdoor

Harvest

3月27日9月12日

Season: 5月22日 – 9月12日 (113 天)

区域3a

末次霜冻5月22日

初次霜冻9月12日

生长季113 天

收获60 天

日照半日照

When to Plant 薄荷 in Zone 3a

Start Seeds Indoors: 3月27日

Start 薄荷 seeds indoors around 3月27日 (8 周(最后霜冻前)). Optimal germination temperature: 70F. Germinates in 10-16 days.

Transplant Outdoors: 5月8日

Transplant 薄荷 seedlings outdoors after 5月8日. Wait until soil temperature reaches 50F. Space plants at 1/m² (30cm 间距). Harden off plants for a week before moving outside.

Harvest: 7月7日

First harvest approximately 7月7日 (~60 天 from transplant). Continue harvesting until first frost (9月12日). 薄荷 can overwinter in mild climates for continued harvest.

伴生植物

✅ 卷心菜✅ 番茄

❌ 洋甘菊

薄荷其他区域

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

规划花园薄荷

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

Start Free 薄荷 Growing Guide

🍃 种植 薄荷 区域 3a