When to plant Calendula in Zone 6a
In Zone 6a, Calendula: direct sow outdoors around Apr 7–May 5; direct sow outdoors around Aug 22–Sep 5. Expect to harvest around May 27–Jun 24.
| Step | When |
|---|---|
| Direct sow outdoors | Apr 7 – May 5 |
| Direct sow outdoors | Aug 22 – Sep 5 |
| Harvest | May 27 – Jun 24 |
| Harvest | Oct 11 – Oct 25 |
Tip: Cool-season and edible; deadhead often and it'll bloom from spring into fall.
Zone 6a averages a last spring frost around Apr 21 and a first fall frost around Oct 17. These are zone averages — look up your ZIP for your exact area.
See the full Zone 6a calendar in the tool →