When to plant leek in Toledo
Leek is cold-hardy, so every date keys off Toledo's frost dates of Apr 23.
Step 1 · Sow
Start seeds indoors
Feb 12 – Mar 5
Before your last frost, on a warm windowsill or heat mat.
Step 2 · Plant
Transplant outdoors
Apr 9 – Apr 30
Once frost risk has passed and nights stay mild.
Step 3 · Harvest
Harvest window
Jul 18 – Aug 7
Picking runs until conditions turn against the crop.
Window
Days to maturity
100 – 120 d
Toledo's 178-day season leaves this much room.
Leek on Toledo'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
APR 23
OCT 23
Common questions
When will leek be ready to harvest in Toledo?
Expect to harvest from around mid July (Jul 18–Aug 7) in Toledo, based on its local frost dates. Confidence 76%.
When should I start leek seeds indoors in Toledo?
Start seeds indoors around mid February (Feb 12–Mar 5) in Toledo, based on its local frost dates. Confidence 80%.
When can I transplant leek outdoors in Toledo?
Transplant outdoors around early April (Apr 9–Apr 30) in Toledo, based on its local frost dates. Confidence 84%.
How long is the growing season in Toledo?
Toledo has roughly 178 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 Toledo's frost dates.
Confidence 84/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.