When should I plant Thai Basil in Zone 5b?

Start Thai Basil seeds indoors around 3月17日. Transplant outdoors after 5月12日. Expect first harvest around 6月11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 Thai Basil in Zone 5b?

Yes. Thai Basil needs 40 days to harvest. Zone 5b has a 163-day growing season, which is sufficient. You can plant up to 5 successions.

种植 Thai Basil 区域 5b

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

Planting Calendar

Indoor

Outdoor

Harvest

3月17日10月8日

Season: 4月28日 – 10月8日 (163 天) · Succession: plant every 3 weeks (up to 5x)

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40 天

日照全日照

When to Plant Thai Basil in Zone 5b

Start Seeds Indoors: 3月17日

Start Thai Basil seeds indoors around 3月17日 (6 周(最后霜冻前)). Optimal germination temperature: 80F. Germinates in 5-10 days.

Transplant Outdoors: 5月12日

Transplant Thai Basil seedlings outdoors after 5月12日. Wait until soil temperature reaches 60F. Space plants at 4/m² (15cm 间距). Harden off plants for a week before moving outside.

Harvest: 6月11日

First harvest approximately 6月11日 (~30 天 from transplant). Continue harvesting until first frost (10月8日).

Thai Basil 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 Thai Basil

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

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