When to plant Swiss Chard in Zone 8b
In Zone 8b, Swiss Chard: direct sow outdoors around Mar 1–Mar 29. Expect to harvest around Apr 25–May 23.
| Step | When |
|---|---|
| Direct sow outdoors | Mar 1 – Mar 29 |
| Harvest | Apr 25 – May 23 |
Tip: Heat- and cold-tolerant; pick outer leaves and it keeps producing all season.
Zone 8b averages a last spring frost around Mar 15 and a first fall frost around Nov 25. These are zone averages — look up your ZIP for your exact area.
See the full Zone 8b calendar in the tool →