When to plant Marigold in Zone 4a
In Zone 4a, Marigold: start seeds indoors around Apr 3–Apr 17; transplant outdoors around May 22–May 29; direct sow outdoors around May 15–May 29. Expect to harvest around Jul 4–Jul 18.
| Step | When |
|---|---|
| Start seeds indoors | Apr 3 – Apr 17 |
| Transplant outdoors | May 22 – May 29 |
| Direct sow outdoors | May 15 – May 29 |
| Harvest | Jul 4 – Jul 18 |
| Harvest | Jul 11 – Jul 18 |
Tip: Easy and fast; a classic companion plant that brightens the veg bed and deters some pests.
Zone 4a averages a last spring frost around May 15 and a first fall frost around Sep 18. These are zone averages — look up your ZIP for your exact area.
See the full Zone 4a calendar in the tool →