Blog

Hawaii Planting Calendar

Hawaii spans USDA hardiness zones 10a, 10b, 11a, 11b, 12a, 12b, 13a. Planting dates vary significantly across the state depending on your zone. Find your county on the map below for exact frost dates and planting windows.

Find Your County

Click any county to see your local planting calendar with exact frost dates and planting windows.

Hover over a county to see details. Click to view planting guide.

Zones in Hawaii

Growing Season Comparison

Frost Dates & Growing Season by County

View all 5 Hawaii counties with frost dates
County Zone Last Frost First Frost Growing Days
Hawaii County 11a Jan 1 Dec 31 365
Honolulu County 11b Jan 1 Dec 31 365
Kalawao County 11a Jan 1 Dec 31 365
Kauai County 11a Jan 1 Dec 31 365
Maui County 11a Jan 1 Dec 31 365

🥬 Vegetables

Browse all 116 vegetables you can grow in Hawaii

🍓 Fruits

Browse all 34 fruits you can grow in Hawaii

🌿 Herbs

Browse all 42 herbs you can grow in Hawaii

Monthly Planting Guide for Hawaii

Level Up Your Garden

Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Last updated: April 2026.