When to plant cilantro / coriander in Jacksonville
Cilantro / Coriander is cold-hardy, so every date keys off Jacksonville's frost dates of Feb 9.
Step 1 · Sow
Direct sow outdoors
Jan 26 – Feb 16
Sow straight into warm, workable soil.
Step 2 · Harvest
Harvest window
Mar 12 – Apr 6
Picking runs until conditions turn against the crop.
Step 3 · Second sowing
Autumn / second sowing
Sep 9 – Sep 23
A second window for a fall crop, timed to mature before the first frost.
Step 4 · Second harvest
Autumn crop harvest
Oct 31 – Nov 25
Maturity window for the second sowing.
Window
Days to maturity
45 – 70 d
Jacksonville's 311-day season leaves this much room.
Cilantro / Coriander 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
FROST
FEB 9
DEC 17
Common questions
When can I sow cilantro / coriander outdoors in Jacksonville?
Direct-sow around late January (Jan 26–Feb 16) in Jacksonville, based on its local frost dates. Confidence 84%.
When will cilantro / coriander be ready to harvest in Jacksonville?
Expect to harvest from around mid March (Mar 12–Apr 6) in Jacksonville, based on its local frost dates. Confidence 76%.
Can I plant cilantro / coriander in autumn in Jacksonville?
Yes — Jacksonville supports a second, autumn sowing of cilantro / coriander around early September (Sep 9–Sep 23), 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 cilantro / coriander to maturity outdoors.
The rule of thumb
Sow cilantro / coriander 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.