Growing Chinese Broccoli in Zone 3b
Zone 3b has harsh winters and a short growing season. Start Chinese Broccoli early indoors to maximize your harvest window. น้ำค้างแข็งครั้งสุดท้าย: May 15. น้ำค้างแข็งครั้งแรก: Sep 22.
Planting Calendar
Season: May 15 – Sep 22 (130 วัน)
When to Plant Chinese Broccoli in Zone 3b
Start Seeds Indoors: Apr 3
Start Chinese Broccoli seeds indoors around Apr 3 (6 สัปดาห์ก่อนน้ำค้างแข็งครั้งสุดท้าย). Optimal germination temperature: 75F. Germinates in 5-10 days.
Transplant Outdoors: May 29
Transplant Chinese Broccoli seedlings outdoors after May 29. Wait until soil temperature reaches 50F. Space plants at 4/ตร.ม. (15cm ห่างกัน). Harden off plants for a week before moving outside.
Harvest: Jul 28
First harvest approximately Jul 28 (~60 วัน from transplant). Continue harvesting until first frost (Sep 22).
Fall Planting: Jun 30
For a fall harvest, plant Chinese Broccoli around Jun 30 (12 weeks before first frost).
Chinese Broccoli in Other Zones
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Track Chinese Broccoli from seed to harvest with personalized frost dates, watering recommendations, and companion planting visualization.
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