When to plant eggplant in Louisville
Eggplant is frost-tender, so every date keys off Louisville's last spring frost of Apr 1.
Step 1 · Sow
Start seeds indoors
Feb 20 – Mar 13
Before your last frost, on a warm windowsill or heat mat.
Step 2 · Plant
Transplant outdoors
May 17 – Jun 7
Once frost risk has passed and nights stay mild.
Step 3 · Harvest
Harvest window
Jul 26 – Aug 10
Picking runs until conditions turn against the crop.
Window
Days to maturity
70 – 85 d
Louisville's 212-day season leaves this much room.
Eggplant on Louisville's growing year
Frost-bounded season with crops mapped onto the 12-month axis.
Frost risk Growing Harvest
JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
SEP
OCT
NOV
DEC
FROST
FROST
APR 1
OCT 29
Common questions
When will eggplant be ready to harvest in Louisville?
Expect to harvest from around late July (Jul 26–Aug 10) in Louisville, based on its local frost dates. Confidence 74%.
When should I start eggplant seeds indoors in Louisville?
Start seeds indoors around mid February (Feb 20–Mar 13) in Louisville, based on its local frost dates. Confidence 78%.
When can I transplant eggplant outdoors in Louisville?
Transplant outdoors around mid May (May 17–Jun 7) 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 eggplant to maturity outdoors.
The rule of thumb
Sow eggplant 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.
Confidence 82/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.