Growing Trombetta Zucchini in Zone 4a
Zone 4a has cold winters and a moderate growing season. Timing is key for Trombetta Zucchini in this zone. น้ำค้างแข็งครั้งสุดท้าย: May 5. น้ำค้างแข็งครั้งแรก: Oct 1.
Planting Calendar
Season: May 5 – Oct 1 (149 วัน) · Succession: plant every 3 weeks (up to 4x)
When to Plant Trombetta Zucchini in Zone 4a
Start Seeds Indoors: Apr 7
Start Trombetta Zucchini seeds indoors around Apr 7 (4 สัปดาห์ก่อนน้ำค้างแข็งครั้งสุดท้าย). Optimal germination temperature: 85F. Germinates in 4-10 days.
Transplant Outdoors: May 19
Transplant Trombetta Zucchini seedlings outdoors after May 19. Wait until soil temperature reaches 65F. Space plants at 1/ตร.ม. (30cm ห่างกัน). Harden off plants for a week before moving outside.
Harvest: Jun 23
First harvest approximately Jun 23 (~35 วัน from transplant). Continue harvesting until first frost (Oct 1).
Fall Planting: Jul 23
For a fall harvest, plant Trombetta Zucchini around Jul 23 (10 weeks before first frost).
Trombetta Zucchini in Other Zones
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