How long do zucchini take to grow?

Most zucchini mature in about 50 to 55 days depending on the variety, measured from planting.

When to Plant Zucchini in Hawaii

Hawaii doesn't get a seasonal frost, so zucchini plants on a warm/cool-season calendar rather than frost dates. See the full calendar below.

🗓️

Best planting window

Year-round

🌾

Time to harvest

~55 days

🌴 Your zone never frosts, so planting is timed to the cooler vs. warmer seasons rather than a frost date.

JJan

FFeb

MMar

AApr

MMay

JJun

JJul

AAug

SSep

OOct

NNov

DDec

🌿 Planting windowTodayHonolulu, HI: frost-free; timed to seasons, not frost

Most zucchini mature in about 50 to 55 days depending on the variety. Set your ZIP in HomeSown for dates tuned to your exact location.

2 varieties of zucchini in the HomeSown library. Tap any for its full grow guide.

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.