Seed starting calendar for Zone 10
Zone 10's last spring frost lands around January 31, and every date below is counted back from it. Sow indoors in the window shown, then move the seedlings out once the transplant date arrives.
Nearly frost-free. Grow cool crops in winter; summers are too hot for many vegetables.
| Crop | Start indoors | Move outside |
|---|---|---|
| Onion | Nov 22 to Dec 6 | Jan 17 to Jan 31 |
| Leek | Nov 22 to Dec 6 | Jan 17 to Jan 31 |
| Celery | Nov 22 to Dec 6 | Jan 31 to Feb 14 |
| Pepper | Dec 6 to Dec 20 | Feb 14 to Feb 28 |
| Sage | Dec 6 to Dec 20 | Jan 31 to Feb 14 |
| Eggplant | Dec 6 to Dec 20 | Feb 14 to Feb 28 |
| Hot Pepper | Dec 6 to Dec 20 | Feb 14 to Feb 28 |
| Tomato | Dec 20 to Jan 3 | Feb 7 to Feb 21 |
| Kale | Dec 20 to Jan 3 | Jan 17 to Jan 31 |
| Broccoli | Dec 20 to Jan 3 | Jan 17 to Jan 31 |
| Cabbage | Dec 20 to Jan 3 | Jan 17 to Jan 31 |
| Marigold | Dec 20 to Jan 3 | Jan 31 to Feb 14 |
| Parsley | Dec 20 to Jan 3 | Jan 17 to Jan 31 |
| Oregano | Dec 20 to Jan 3 | Jan 31 to Feb 14 |
| Chives | Dec 20 to Jan 3 | Jan 17 to Jan 31 |
| Cauliflower | Dec 20 to Jan 3 | Jan 17 to Jan 31 |
| Tomatillo | Dec 20 to Jan 3 | Feb 7 to Feb 21 |
| Collard Greens | Dec 20 to Jan 3 | Jan 17 to Jan 31 |
| Basil | Jan 3 to Jan 17 | Feb 7 to Feb 21 |
| Brussels Sprouts | Jan 3 to Jan 17 | Feb 14 to Feb 28 |
Other zones
Plant at the right time this season
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