Growing Trombetta Zucchini in Zone 2b
Zone 2b has harsh winters and a short growing season. Start Trombetta Zucchini early indoors to maximize your harvest window. Last frost: May 25. First frost: Aug 28.
Planting Calendar
Season: May 25 – Aug 28 (95 days) · Succession: plant every 3 weeks (up to 1x)
When to Plant Trombetta Zucchini in Zone 2b
Start Seeds Indoors: Apr 27
Start Trombetta Zucchini seeds indoors around Apr 27 (4 weeks before last frost). Optimal germination temperature: 85°F. Germinates in 4–10 days.
Transplant Outdoors: Jun 8
Transplant Trombetta Zucchini seedlings outdoors after Jun 8. Wait until soil temperature reaches 65°F. Space plants at 1/sqft (12" apart). Harden off plants for a week before moving outside.
Harvest: Jul 13
First harvest approximately Jul 13 (~35 days from transplant). Continue harvesting until first frost (Aug 28).
Fall Planting: Jun 19
For a fall harvest, plant Trombetta Zucchini around Jun 19 (10 weeks before first frost).
Trombetta Zucchini in Other Zones
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 13bPlan Your Trombetta Zucchini Garden
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