When to plant kale in Plano

Kale is cold-hardy, so every date keys off Plano's frost dates of Mar 13.
Step 1 · Sow
Start seeds indoors
Jan 30 – Feb 20
Before your last frost, on a warm windowsill or heat mat.
Step 2 · Plant
Transplant outdoors
Dec 26 – Jan 16
Once frost risk has passed and nights stay mild.
Step 3 · Harvest
Harvest window
Feb 19 – Mar 11
Picking runs until conditions turn against the crop.
Step 4 · Second sowing
Autumn / second sowing
Aug 19 – Sep 2
A second window for a fall crop, timed to mature before the first frost.
Step 5 · Second harvest
Autumn crop harvest
Oct 20 – Nov 9
Maturity window for the second sowing.
Window
Days to maturity
55 – 75 d
Plano's 250-day season leaves this much room.
Kale on Plano'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 13
NOV 23

Common questions

When can I sow kale outdoors in Plano?

Direct-sow around late December (Dec 26–Jan 16) in Plano, based on its local frost dates. Confidence 80%.

When will kale be ready to harvest in Plano?

Expect to harvest from around mid February (Feb 19–Mar 11) in Plano, based on its local frost dates. Confidence 74%.

When should I start kale seeds indoors in Plano?

Start seeds indoors around late January (Jan 30–Feb 20) in Plano, based on its local frost dates. Confidence 78%.

When can I transplant kale outdoors in Plano?

Transplant outdoors around late December (Dec 26–Jan 16) in Plano, based on its local frost dates. Confidence 80%.

Can I plant kale in autumn in Plano?

Yes — Plano supports a second, autumn sowing of kale around mid August (Aug 19–Sep 2), timed to mature before the first fall frost.

How long is the growing season in Plano?

Plano has roughly 250 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 Plano's frost dates.

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