When to plant Calendula in Zone 5a
In Zone 5a, Calendula: direct sow outdoors around Apr 21–May 19; direct sow outdoors around Aug 6–Aug 20. Expect to harvest around Jun 10–Jul 8.
| Step | When |
|---|---|
| Direct sow outdoors | Apr 21 – May 19 |
| Direct sow outdoors | Aug 6 – Aug 20 |
| Harvest | Jun 10 – Jul 8 |
| Harvest | Sep 25 – Oct 9 |
Tip: Cool-season and edible; deadhead often and it'll bloom from spring into fall.
Zone 5a averages a last spring frost around May 5 and a first fall frost around Oct 1. These are zone averages — look up your ZIP for your exact area.
See the full Zone 5a calendar in the tool →