When to plant lettuce in Dallas

Lettuce is cold-hardy, so every date keys off Dallas's frost dates of Mar 3.
Step 1 · Sow
Start seeds indoors
Feb 3 – Feb 24
Before your last frost, on a warm windowsill or heat mat.
Step 2 · Plant
Transplant outdoors
Dec 25 – Jan 15
Once frost risk has passed and nights stay mild.
Step 3 · Harvest
Harvest window
Feb 8 – Feb 23
Picking runs until conditions turn against the crop.
Step 4 · Second sowing
Autumn / second sowing
Aug 17 – Aug 31
A second window for a fall crop, timed to mature before the first frost.
Step 5 · Second harvest
Autumn crop harvest
Oct 8 – Oct 23
Maturity window for the second sowing.
Window
Days to maturity
45 – 60 d
Dallas's 276-day season leaves this much room.
Lettuce on Dallas'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 28

Common questions

When can I sow lettuce outdoors in Dallas?

Direct-sow around late December (Dec 25–Jan 15) in Dallas, based on its local frost dates. Confidence 86%.

When will lettuce be ready to harvest in Dallas?

Expect to harvest from around early February (Feb 8–Feb 23) in Dallas, based on its local frost dates. Confidence 80%.

When should I start lettuce seeds indoors in Dallas?

Start seeds indoors around early February (Feb 3–Feb 24) in Dallas, based on its local frost dates. Confidence 85%.

When can I transplant lettuce outdoors in Dallas?

Transplant outdoors around late December (Dec 25–Jan 15) in Dallas, based on its local frost dates. Confidence 86%.

Can I plant lettuce in autumn in Dallas?

Yes — Dallas supports a second, autumn sowing of lettuce around mid August (Aug 17–Aug 31), timed to mature before the first fall frost.

How long is the growing season in Dallas?

Dallas has roughly 276 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 Dallas's frost dates.

Confidence 89/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.