When to plant leek in Grand Prairie
Leek is cold-hardy, so every date keys off Grand Prairie's frost dates of Mar 6.
Step 1 · Sow
Start seeds indoors
Dec 26 – Jan 16
Before your last frost, on a warm windowsill or heat mat.
Step 2 · Plant
Transplant outdoors
Feb 20 – Mar 13
Once frost risk has passed and nights stay mild.
Step 3 · Harvest
Harvest window
May 31 – Jun 20
Picking runs until conditions turn against the crop.
Window
Days to maturity
100 – 120 d
Grand Prairie's 266-day season leaves this much room.
Leek on Grand Prairie'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
FROST
FROST
MAR 6
NOV 23
Common questions
When will leek be ready to harvest in Grand Prairie?
Expect to harvest from around late May (May 31–Jun 20) in Grand Prairie, based on its local frost dates. Confidence 76%.
When should I start leek seeds indoors in Grand Prairie?
Start seeds indoors around late December (Dec 26–Jan 16) in Grand Prairie, based on its local frost dates. Confidence 80%.
When can I transplant leek outdoors in Grand Prairie?
Transplant outdoors around mid February (Feb 20–Mar 13) in Grand Prairie, based on its local frost dates. Confidence 84%.
How long is the growing season in Grand Prairie?
Grand Prairie has roughly 266 frost-free days, which is enough time to grow leek to maturity outdoors.
The rule of thumb
Sow leek 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 Grand Prairie's frost dates.
Confidence 84/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.