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Can You Grow Zucchini in Hawaii?
US · USDA Zone 12b · zones 9b, 10a, 10b, 11a, 11b, 12a, 12b
Zucchini needs a warm season with more frost-free days than this zone typically provides.
Plant zones
Hawaii last frost
Hawaii first frost
Days to harvest
When to plant Zucchinis in Hawaii
Start indoors
Transplant
Harvest
Dates are approximate, based on Hawaii's average frost dates. Your exact yard may vary by microclimate.
About Zucchini
One of the most productive garden plants — a single zucchini plant can yield more than a family can eat at peak season.
Direct sow after last frost. Give each plant 2-4 sq metres of space. Water at the base to prevent fungal disease. Pick frequently to keep the plant producing.
Gardening in Hawaii
Hawaii is tropical with year-round warmth. Zone varies dramatically by elevation — coastal areas are Zone 11-12 while Mauna Kea slopes reach Zone 9. Year-round growing throughout.
Frequently asked questions
Can you grow Zucchini in Hawaii?
Zucchini needs a warm season with more frost-free days than this zone typically provides.
What zone is Hawaii?
Hawaii spans USDA Zone 12b (9b, 10a, 10b, 11a, 11b, 12a, 12b).
When do you plant Zucchinis in Hawaii?
Plant Zucchinis around no frost (start indoors Jan 1), harvest Feb 15 – Mar 2.