When to plant kale in Colorado Springs

Kale is cold-hardy, so every date keys off Colorado Springs's frost dates of May 5.
Step 1 · Sow
Start seeds indoors
Mar 24 – Apr 14
Before your last frost, on a warm windowsill or heat mat.
Step 2 · Plant
Transplant outdoors
Apr 14 – May 5
Once frost risk has passed and nights stay mild.
Step 3 · Harvest
Harvest window
Jun 8 – Jun 28
Picking runs until conditions turn against the crop.
Step 4 · Second sowing
Autumn / second sowing
Jul 1 – Jul 15
A second window for a fall crop, timed to mature before the first frost.
Step 5 · Second harvest
Autumn crop harvest
Sep 1 – Sep 21
Maturity window for the second sowing.
Window
Days to maturity
55 – 75 d
Colorado Springs's 153-day season leaves this much room.
Kale on Colorado Springs'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
MAY 5
OCT 5

Common questions

When can I sow kale outdoors in Colorado Springs?

Direct-sow around mid April (Apr 14–May 5) in Colorado Springs, based on its local frost dates. Confidence 88%.

When will kale be ready to harvest in Colorado Springs?

Expect to harvest from around early June (Jun 8–Jun 28) in Colorado Springs, based on its local frost dates. Confidence 79%.

When should I start kale seeds indoors in Colorado Springs?

Start seeds indoors around late March (Mar 24–Apr 14) in Colorado Springs, based on its local frost dates. Confidence 84%.

When can I transplant kale outdoors in Colorado Springs?

Transplant outdoors around mid April (Apr 14–May 5) in Colorado Springs, based on its local frost dates. Confidence 88%.

Can I plant kale in autumn in Colorado Springs?

Yes — Colorado Springs supports a second, autumn sowing of kale around early July (Jul 1–Jul 15), timed to mature before the first fall frost.

How long is the growing season in Colorado Springs?

Colorado Springs has roughly 153 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 Colorado Springs's frost dates.

Confidence 88/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.