When to plant lettuce in Plano

Lettuce is cold-hardy, so every date keys off Plano's frost dates of Mar 13.
Step 1 · Sow
Start seeds indoors
Feb 13 – Mar 6
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 9 – Feb 24
Picking runs until conditions turn against the crop.
Step 4 · Second sowing
Autumn / second sowing
Aug 12 – Aug 26
A second window for a fall crop, timed to mature before the first frost.
Step 5 · Second harvest
Autumn crop harvest
Oct 3 – Oct 18
Maturity window for the second sowing.
Window
Days to maturity
45 – 60 d
Plano's 250-day season leaves this much room.
Lettuce 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 lettuce outdoors in Plano?

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

When will lettuce be ready to harvest in Plano?

Expect to harvest from around early February (Feb 9–Feb 24) in Plano, based on its local frost dates. Confidence 74%.

When should I start lettuce seeds indoors in Plano?

Start seeds indoors around mid February (Feb 13–Mar 6) in Plano, based on its local frost dates. Confidence 78%.

When can I transplant lettuce 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 lettuce in autumn in Plano?

Yes — Plano supports a second, autumn sowing of lettuce around mid August (Aug 12–Aug 26), 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 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 Plano's frost dates.

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