When to plant swiss chard in Montreal
Common questions
When can I sow swiss chard outdoors in Montreal?
Direct-sow around late April (Apr 26–May 17) in Montreal, based on its local frost dates. Confidence 82%.
When will swiss chard be ready to harvest in Montreal?
Expect to harvest from around mid June (Jun 15–Jun 25) in Montreal, based on its local frost dates. Confidence 76%.
When should I start swiss chard seeds indoors in Montreal?
Start seeds indoors around late March (Mar 22–Apr 12) in Montreal, based on its local frost dates. Confidence 81%.
When can I transplant swiss chard outdoors in Montreal?
Transplant outdoors around late April (Apr 26–May 17) in Montreal, based on its local frost dates. Confidence 82%.
Can I plant swiss chard in autumn in Montreal?
Yes — Montreal supports a second, autumn sowing of swiss chard around late July (Jul 29–Aug 12), timed to mature before the first fall frost.
How long is the growing season in Montreal?
Montreal has roughly 192 frost-free days, which is enough time to grow swiss chard to maturity outdoors.
Sow swiss chard as soon as the soil is workable — it tolerates cool weather and light frost. Every date on this page is derived from that rule and Montreal's frost dates.