When to Plant Zucchini in Zone 5
In USDA zone 5, start seeds indoors around April 14, transplant or plant outdoors May 19 to July 13, and expect your first harvest around July 13.
Zucchini planting calendar for USDA Zone 5
Start seeds indoors
Apr 14
Transplant outdoors
May 19
Projected first harvest
Jul 13
Most zucchini mature in about 50 to 55 days depending on the variety. Dates use USDA zone 5a average frost dates. Set your ZIP in HomeSown for dates tuned to your exact location.
What zone 5 means for zucchini
Average last spring frost
May 5
Average first fall frost
October 1
Those two dates are what set the schedule above. Zone 5 gives you roughly 149 frost-free days, and zucchini need about 50 to 55 days depending on the variety to mature.
Varieties to grow
2 varieties of zucchini in the HomeSown library. Tap any for its full grow guide.
Common problems with zucchini
What to watch for, with identification and treatment for each
🌱 Grow zucchini with a calendar built for your exact yard
HomeSown turns your ZIP code into a personalized planting calendar, watering reminders, and pest help. Free to start.
Start your free garden →