When to plant lettuce in Jacksonville

Lettuce is cold-hardy, so every date keys off Jacksonville's frost dates of Feb 9.
Step 1 · Sow
Start seeds indoors
Jan 12 – Feb 2
Before your last frost, on a warm windowsill or heat mat.
Step 2 · Plant
Transplant outdoors
Jan 20 – Feb 10
Once frost risk has passed and nights stay mild.
Step 3 · Harvest
Harvest window
Mar 6 – Mar 21
Picking runs until conditions turn against the crop.
Step 4 · Second sowing
Autumn / second sowing
Sep 19 – Oct 3
A second window for a fall crop, timed to mature before the first frost.
Step 5 · Second harvest
Autumn crop harvest
Nov 10 – Nov 25
Maturity window for the second sowing.
Window
Days to maturity
45 – 60 d
Jacksonville's 311-day season leaves this much room.
Lettuce on Jacksonville'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
FEB 9
DEC 17

Common questions

When can I sow lettuce outdoors in Jacksonville?

Direct-sow around mid January (Jan 20–Feb 10) in Jacksonville, based on its local frost dates. Confidence 81%.

When will lettuce be ready to harvest in Jacksonville?

Expect to harvest from around early March (Mar 6–Mar 21) in Jacksonville, based on its local frost dates. Confidence 76%.

When should I start lettuce seeds indoors in Jacksonville?

Start seeds indoors around mid January (Jan 12–Feb 2) in Jacksonville, based on its local frost dates. Confidence 80%.

When can I transplant lettuce outdoors in Jacksonville?

Transplant outdoors around mid January (Jan 20–Feb 10) in Jacksonville, based on its local frost dates. Confidence 81%.

Can I plant lettuce in autumn in Jacksonville?

Yes — Jacksonville supports a second, autumn sowing of lettuce around mid September (Sep 19–Oct 3), timed to mature before the first fall frost.

How long is the growing season in Jacksonville?

Jacksonville has roughly 311 frost-free days, which is enough time to grow lettuce to maturity outdoors.

The rule of thumb

Sow lettuce 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 Jacksonville's frost dates.

Confidence 84/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.