Planting calendar
Zone 9 planting calendar
In USDA zone 9, the average last spring frost is around February 28 and the first fall frost around December 1. Here's when to start seeds indoors and when to sow or transplant each crop outside.
| Crop | Start seeds indoors | Sow / transplant outside |
|---|---|---|
| Tomatoes | January 17 | March 7 |
| Peppers | January 3 | March 14 |
| Eggplant | January 3 | March 14 |
| Broccoli | January 24 | February 14 |
| Cabbage | January 24 | February 14 |
| Bush beans | — | March 7 |
| Sweet corn | — | March 7 |
| Cucumber | — | March 7 |
| Squash & zucchini | — | March 7 |
| Carrots | — | February 7 |
| Lettuce | — | January 31 |
| Peas | — | January 17 |
| Radishes | — | January 31 |
| Spinach | — | January 17 |
| Kale | — | January 31 |
Anchored to an approximate zone 9 last frost (February 28). A guide — confirm locally.
FAQ
When is the last frost in zone 9?
Zone 9 has an approximate average last spring frost around February 28 and first fall frost around December 1. Your exact dates vary locally — use these as the anchor for planting.
What can I plant in zone 9 in spring?
Cool crops (peas, lettuce, spinach, kale, radishes, carrots) go in weeks before the last frost; warm crops (tomatoes, peppers, beans, squash, corn, cucumber) after it. The table gives the date for each.
A planting guide, not a guarantee. Zone 9 dates anchor to an approximate average last frost and will shift with your microclimate and the season. Check the local forecast before planting tender crops.