When to plant cauliflower in Winnipeg
Common questions
When will cauliflower be ready to harvest in Winnipeg?
Expect to harvest from around late June (Jun 29–Jul 24) in Winnipeg, based on its local frost dates. Confidence 76%.
When should I start cauliflower seeds indoors in Winnipeg?
Start seeds indoors around late March (Mar 27–Apr 17) in Winnipeg, based on its local frost dates. Confidence 80%.
When can I transplant cauliflower outdoors in Winnipeg?
Transplant outdoors around late April (Apr 30–May 21) in Winnipeg, based on its local frost dates. Confidence 81%.
Can I plant cauliflower in autumn in Winnipeg?
Yes — Winnipeg supports a second, autumn sowing of cauliflower around mid June (Jun 14–Jun 28), timed to mature before the first fall frost.
How long is the growing season in Winnipeg?
Winnipeg has roughly 154 frost-free days, which is enough time to grow cauliflower to maturity outdoors.
Sow cauliflower 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 Winnipeg's frost dates.