When to plant carrot in Louisville
Carrot is cold-hardy, so every date keys off Louisville's frost dates of Apr 1.
Step 1 · Sow
Direct sow outdoors
Mar 17 – Apr 7
Sow straight into warm, workable soil.
Step 2 · Harvest
Harvest window
May 16 – Jun 5
Picking runs until conditions turn against the crop.
Step 3 · Second sowing
Autumn / second sowing
Jul 12 – Jul 26
A second window for a fall crop, timed to mature before the first frost.
Step 4 · Second harvest
Autumn crop harvest
Sep 17 – Oct 7
Maturity window for the second sowing.
Window
Days to maturity
60 – 80 d
Louisville's 212-day season leaves this much room.
Carrot 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 can I sow carrot outdoors in Louisville?
Direct-sow around mid March (Mar 17–Apr 7) in Louisville, based on its local frost dates. Confidence 80%.
When will carrot be ready to harvest in Louisville?
Expect to harvest from around mid May (May 16–Jun 5) in Louisville, based on its local frost dates. Confidence 74%.
Can I plant carrot in autumn in Louisville?
Yes — Louisville supports a second, autumn sowing of carrot around mid July (Jul 12–Jul 26), 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 carrot to maturity outdoors.
The rule of thumb
Sow carrot 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.
Confidence 82/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.