When should I plant Thì là in Zone 7a?

Direct sow Thì là outdoors around 1 Th4. Expect first harvest around 11 Th5.

What is the last frost date for Zone 7a?

The average last spring frost date for Zone 7a is 15 Th4. The first fall frost averages 22 Th10, giving a 190-day growing season.

Yes. Thì là needs 40 days to harvest. Zone 7a has a 190-day growing season, which is sufficient. You can plant up to 7 successions.

Zone 7a has mild winters and a long growing season -- good conditions for Thì là. Sương giá cuối: 15 Th4. Sương giá đầu: 22 Th10.

Outdoor

Harvest

1 Th422 Th10

Season: 15 Th4 – 22 Th10 (190 ngày) · Succession: plant every 3 weeks (up to 7x)

Vùng7a

Sương giá cuối15 Th4

Sương giá đầu22 Th10

Mùa vụ190 ngày

Thu hoạch40 ngày

Ánh sángNắng hoàn toàn

Direct sow Thì là seeds outdoors around 1 Th4. Wait until soil temperature reaches 50F. Space plants at 4/m² (15cm khoảng cách).

First harvest approximately 11 Th5 (~40 ngày from planting). Continue harvesting until first frost (22 Th10).

For a fall harvest, plant Thì là around 10 Th9 (6 weeks before first frost).

❌ Cà rốt

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

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