When to plant Swiss Chard
Heat- and cold-tolerant; pick outer leaves and it keeps producing all season.
TypeVegetables
Frost toleranceHalf-hardy (light frost)
Days to maturity~55
When to plant Swiss Chard by USDA zone
| Zone | When to plant |
|---|---|
| Zone 1a | Direct sow outdoors Jun 1–Jun 29 |
| Zone 1b | Direct sow outdoors May 27–Jun 24 |
| Zone 2a | Direct sow outdoors May 22–Jun 19 |
| Zone 2b | Direct sow outdoors May 16–Jun 13 |
| Zone 3a | Direct sow outdoors May 11–Jun 8 |
| Zone 3b | Direct sow outdoors May 6–Jun 3 |
| Zone 4a | Direct sow outdoors May 1–May 29 |
| Zone 4b | Direct sow outdoors Apr 26–May 24 |
| Zone 5a | Direct sow outdoors Apr 21–May 19 |
| Zone 5b | Direct sow outdoors Apr 16–May 14 |
| Zone 6a | Direct sow outdoors Apr 7–May 5 |
| Zone 6b | Direct sow outdoors Apr 1–Apr 29 |
| Zone 7a | Direct sow outdoors Mar 24–Apr 21 |
| Zone 7b | Direct sow outdoors Mar 18–Apr 15 |
| Zone 8a | Direct sow outdoors Mar 8–Apr 5 |
| Zone 8b | Direct sow outdoors Mar 1–Mar 29 |
| Zone 9a | Direct sow outdoors Feb 14–Mar 14 |
| Zone 9b | Direct sow outdoors Feb 1–Mar 1 |
| Zone 10a | Direct sow outdoors Jan 17–Feb 14 |
| Zone 10b | Direct sow outdoors Jan 1–Jan 29 |
| Zone 11a | Direct sow outdoors Dec 18–Jan 15 |
| Zone 11b | Direct sow outdoors Dec 18–Jan 15 |
| Zone 12a | Direct sow outdoors Dec 18–Jan 15 |
| Zone 12b | Direct sow outdoors Dec 18–Jan 15 |
| Zone 13a | Direct sow outdoors Dec 18–Jan 15 |
| Zone 13b | Direct sow outdoors Dec 18–Jan 15 |