When to plant broccoli in Milwaukee
Common questions
When will broccoli be ready to harvest in Milwaukee?
Expect to harvest from around early June (Jun 8–Jul 3) in Milwaukee, based on its local frost dates. Confidence 80%.
When should I start broccoli 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 broccoli outdoors in Milwaukee?
Transplant outdoors around early April (Apr 9–Apr 30) in Milwaukee, based on its local frost dates. Confidence 89%.
Can I plant broccoli in autumn in Milwaukee?
Yes — Milwaukee supports a second, autumn sowing of broccoli around early July (Jul 9–Jul 23), 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 broccoli to maturity outdoors.
Sow broccoli 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.