When to plant kale in Milwaukee
Common questions
When can I sow kale outdoors in Milwaukee?
Direct-sow around early April (Apr 5–Apr 26) in Milwaukee, based on its local frost dates. Confidence 86%.
When will kale be ready to harvest in Milwaukee?
Expect to harvest from around late May (May 30–Jun 19) in Milwaukee, based on its local frost dates. Confidence 80%.
When should I start kale seeds indoors in Milwaukee?
Start seeds indoors around mid March (Mar 12–Apr 2) in Milwaukee, based on its local frost dates. Confidence 85%.
When can I transplant kale outdoors in Milwaukee?
Transplant outdoors around early April (Apr 5–Apr 26) in Milwaukee, based on its local frost dates. Confidence 86%.
Can I plant kale in autumn in Milwaukee?
Yes — Milwaukee supports a second, autumn sowing of kale around mid July (Jul 19–Aug 2), timed to mature before the first fall frost.
How long is the growing season in Milwaukee?
Milwaukee has roughly 182 frost-free days, which is enough time to grow kale to maturity outdoors.
Sow kale 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 Milwaukee's frost dates.