When to plant broccoli in Louisville
Common questions
When will broccoli be ready to harvest in Louisville?
Expect to harvest from around mid May (May 17–Jun 11) in Louisville, based on its local frost dates. Confidence 74%.
When should I start broccoli seeds indoors in Louisville?
Start seeds indoors around mid February (Feb 18–Mar 11) in Louisville, based on its local frost dates. Confidence 78%.
When can I transplant broccoli outdoors in Louisville?
Transplant outdoors around mid March (Mar 18–Apr 8) in Louisville, based on its local frost dates. Confidence 82%.
Can I plant broccoli in autumn in Louisville?
Yes — Louisville supports a second, autumn sowing of broccoli around mid July (Jul 15–Jul 29), timed to mature before the first fall frost.
How long is the growing season in Louisville?
Louisville has roughly 212 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 Louisville's frost dates.