When to plant Swiss Chard in Zone 7b
In Zone 7b, Swiss Chard: direct sow outdoors around Mar 18–Apr 15. Expect to harvest around May 12–Jun 9.
| Step | When |
|---|---|
| Direct sow outdoors | Mar 18 – Apr 15 |
| Harvest | May 12 – Jun 9 |
Tip: Heat- and cold-tolerant; pick outer leaves and it keeps producing all season.
Zone 7b averages a last spring frost around Apr 1 and a first fall frost around Nov 10. These are zone averages — look up your ZIP for your exact area.
See the full Zone 7b calendar in the tool →