When to Plant Tromboncino Squash in Zone 9
In USDA zone 9, start seeds indoors around February 8, transplant or plant outdoors March 15 to May 9, and expect your first harvest around May 9.
Tromboncino Squash planting calendar for USDA Zone 9
Start seeds indoors
Feb 8
Transplant outdoors
Mar 15
Projected first harvest
May 9
Tromboncino Squash is ready to harvest in about 55 days. Dates use USDA zone 9a average frost dates. Set your ZIP in HomeSown for dates tuned to your exact location.
What zone 9 means for tromboncino squash
Average last spring frost
March 1
Average first fall frost
December 1
Those two dates are what set the schedule above. Zone 9 gives you roughly 275 frost-free days, and tromboncino squash need about 55 days to mature.
Varieties to grow
1 variety of tromboncino squash in the HomeSown library. Tap any for its full grow guide.
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