When to plant summer squash / zucchini in Louisville
Common questions
When can I sow summer squash / zucchini outdoors in Louisville?
Direct-sow around late April (Apr 28–May 19) in Louisville, based on its local frost dates. Confidence 80%.
When will summer squash / zucchini be ready to harvest in Louisville?
Expect to harvest from around mid June (Jun 12–Jun 27) in Louisville, based on its local frost dates. Confidence 74%.
When should I start summer squash / zucchini seeds indoors in Louisville?
Start seeds indoors around early April (Apr 3–Apr 24) in Louisville, based on its local frost dates. Confidence 78%.
When can I transplant summer squash / zucchini outdoors in Louisville?
Transplant outdoors around late April (Apr 28–May 19) in Louisville, based on its local frost dates. Confidence 80%.
How long is the growing season in Louisville?
Louisville has roughly 212 frost-free days, which is enough time to grow summer squash / zucchini to maturity outdoors.
Sow summer squash / zucchini 6–8 weeks before your last spring frost; plant out 2–3 weeks after it. Every date on this page is derived from that rule and Louisville's frost dates.