Can You Grow Corn in Hawaii?
US · USDA Zone 12b · zones 9b, 10a, 10b, 11a, 11b, 12a, 12b
Corn needs warm soil and a reasonable growing season that this zone does not reliably provide.
Plant zones
Hawaii last frost
Hawaii first frost
Days to harvest
When to plant Corn in Hawaii
Direct sow
Harvest
Dates are approximate, based on Hawaii's average frost dates. Your exact yard may vary by microclimate.
About Corn
Corn needs space warmth and wind-pollination — plant in blocks not rows for good pollination.
Direct sow after soil reaches 16°C. Plant in a 4x4 block minimum for wind pollination. Needs consistent water especially during tasselling. Not suitable for containers.
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 Corn in Hawaii?
Corn needs warm soil and a reasonable growing season that this zone does not reliably provide.
What zone is Hawaii?
Hawaii spans USDA Zone 12b (9b, 10a, 10b, 11a, 11b, 12a, 12b).
When do you plant Corn in Hawaii?
Plant Corn Jan 1, harvest Mar 2 – Apr 1.