When to plant Swiss Chard in Zone 5a
In Zone 5a, Swiss Chard: direct sow outdoors around Apr 21–May 19. Expect to harvest around Jun 15–Jul 13.
| Step | When |
|---|---|
| Direct sow outdoors | Apr 21 – May 19 |
| Harvest | Jun 15 – Jul 13 |
Tip: Heat- and cold-tolerant; pick outer leaves and it keeps producing all season.
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 →