When to plant kale in Jackson

Kale is cold-hardy, so every date keys off Jackson's frost dates of Mar 3.
Step 1 · Sow
Start seeds indoors
Jan 20 – Feb 10
Before your last frost, on a warm windowsill or heat mat.
Step 2 · Plant
Transplant outdoors
Feb 10 – Mar 3
Once frost risk has passed and nights stay mild.
Step 3 · Harvest
Harvest window
Apr 6 – Apr 26
Picking runs until conditions turn against the crop.
Step 4 · Second sowing
Autumn / second sowing
Aug 16 – Aug 30
A second window for a fall crop, timed to mature before the first frost.
Step 5 · Second harvest
Autumn crop harvest
Oct 17 – Nov 6
Maturity window for the second sowing.
Window
Days to maturity
55 – 75 d
Jackson's 267-day season leaves this much room.
Kale on Jackson'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
MAR 3
NOV 20

Common questions

When can I sow kale outdoors in Jackson?

Direct-sow around early February (Feb 10–Mar 3) in Jackson, based on its local frost dates. Confidence 82%.

When will kale be ready to harvest in Jackson?

Expect to harvest from around early April (Apr 6–Apr 26) in Jackson, based on its local frost dates. Confidence 74%.

When should I start kale seeds indoors in Jackson?

Start seeds indoors around mid January (Jan 20–Feb 10) in Jackson, based on its local frost dates. Confidence 78%.

When can I transplant kale outdoors in Jackson?

Transplant outdoors around early February (Feb 10–Mar 3) in Jackson, based on its local frost dates. Confidence 82%.

Can I plant kale in autumn in Jackson?

Yes — Jackson supports a second, autumn sowing of kale around mid August (Aug 16–Aug 30), timed to mature before the first fall frost.

How long is the growing season in Jackson?

Jackson has roughly 267 frost-free days, which is enough time to grow kale to maturity outdoors.

The rule of thumb

Sow kale 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 Jackson's frost dates.

Confidence 82/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.