When should I plant Thai Basil in Zone 4b?

Start Thai Basil seeds indoors around 3월 20일. Transplant outdoors after 5월 15일. Expect first harvest around 6월 14일.

What is the last frost date for Zone 4b?

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

Can I grow Thai Basil in Zone 4b?

Yes. Thai Basil needs 40 days to harvest. Zone 4b has a 157-day growing season, which is sufficient. You can plant up to 5 successions.

재배 Thai Basil 존 4b

Zone 4b has cold winters and a moderate growing season. Timing is key for Thai Basil in this zone. 마지막 서리: 5월 1일. 첫 서리: 10월 5일.

Planting Calendar

Indoor

Outdoor

Harvest

3월 20일10월 5일

Season: 5월 1일 – 10월 5일 (157 일) · Succession: plant every 3 weeks (up to 5x)

구역4b

마지막 서리5월 1일

첫 서리10월 5일

시즌157 일

수확40 일

일조전일조

When to Plant Thai Basil in Zone 4b

Start Seeds Indoors: 3월 20일

Start Thai Basil seeds indoors around 3월 20일 (6 주 전 (마지막 서리)). Optimal germination temperature: 80F. Germinates in 5-10 days.

Transplant Outdoors: 5월 15일

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

Harvest: 6월 14일

First harvest approximately 6월 14일 (~30 일 from transplant). Continue harvesting until first frost (10월 5일).

Thai Basil 다른 존

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

정원 계획 Thai Basil

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

Start Free Thai Basil Growing Guide