When to plant Marigold in Zone 9b
In Zone 9b, Marigold: start seeds indoors around Jan 4–Jan 18; transplant outdoors around Feb 22–Mar 1; direct sow outdoors around Feb 15–Mar 1. Expect to harvest around Apr 6–Apr 20.
| Step | When |
|---|---|
| Start seeds indoors | Jan 4 – Jan 18 |
| Transplant outdoors | Feb 22 – Mar 1 |
| Direct sow outdoors | Feb 15 – Mar 1 |
| Harvest | Apr 6 – Apr 20 |
| Harvest | Apr 13 – Apr 20 |
Tip: Easy and fast; a classic companion plant that brightens the veg bed and deters some pests.
Zone 9b averages a last spring frost around Feb 15 and a first fall frost around Dec 15. These are zone averages — look up your ZIP for your exact area.
See the full Zone 9b calendar in the tool →