When to plant kale in Madison
Common questions
When can I sow kale outdoors in Madison?
Direct-sow around mid April (Apr 14–May 5) in Madison, based on its local frost dates. Confidence 89%.
When will kale be ready to harvest in Madison?
Expect to harvest from around early June (Jun 8–Jun 28) in Madison, based on its local frost dates. Confidence 80%.
When should I start kale seeds indoors in Madison?
Start seeds indoors around late March (Mar 24–Apr 14) in Madison, based on its local frost dates. Confidence 85%.
When can I transplant kale outdoors in Madison?
Transplant outdoors around mid April (Apr 14–May 5) in Madison, based on its local frost dates. Confidence 89%.
Can I plant kale in autumn in Madison?
Yes — Madison supports a second, autumn sowing of kale around early July (Jul 2–Jul 16), timed to mature before the first fall frost.
How long is the growing season in Madison?
Madison has roughly 151 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 Madison's frost dates.