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Zone 12b planting guide
A one-page zone 12b planting guide for frost-free gardens: which vegetables to plant in which months, and how to pick perennials for zone 12b.
What is on this planting guide
Average coldest winter night 55 to 60°F (13 to 16°C). Places in zone 12b include Honolulu, HI.
Frost is rare or unknown in zone 12b, so planting follows heat and rain, not frost dates. Cool-season crops go in from late summer to winter; heat lovers in fall, winter and early spring before the hottest months. No calendar is published for this zone as a whole; the South Florida dates below are a starting point only, so check your island or local extension office.
Vegetable planting months
| Crop | Plant (South Florida) |
|---|---|
| Arugula | Oct to Mar |
| Beans, bush | Sep to Apr |
| Beets | Oct to Jan |
| Broccoli | Oct to Jan |
| Cabbage | Sep to Jan |
| Cantaloupe | Dec to Mar |
| Carrots | Sep to Mar |
| Celery | Oct to Mar |
| Collards | Sep to Jan |
| Corn, sweet | Oct to Mar |
| Cucumbers | Sep to Feb |
| Eggplant | Aug to Feb |
| Kale | Sep to Jan |
| Crop | Plant (South Florida) |
|---|---|
| Lettuce | Sep to Feb |
| Okra | Jan to Mar, Aug to Oct |
| Onions, bunching | Sep to Mar |
| Peas, southern | Sep to Apr |
| Peppers | Aug to Feb |
| Potatoes | Oct to Jan |
| Pumpkin | Early Aug |
| Radish | Oct to Mar |
| Spinach | Oct to Feb |
| Squash, summer | Aug to Mar |
| Tomatoes | Aug to Feb |
| Watermelon | Dec to Mar |
Planting months: UF/IFAS Extension, Florida Vegetable Gardening Guide (SP103), South Florida column, revised 2026. Your zone by ZIP code: plantsdirectusa.com.
