When to plant leek in Hobart
Leek is cold-hardy, so every date keys off Hobart's frost dates of Oct 11.
Step 1 · Sow
Start seeds indoors
Aug 2 – Aug 23
Before your last frost, on a warm windowsill or heat mat.
Step 2 · Plant
Transplant outdoors
Sep 27 – Oct 18
Once frost risk has passed and nights stay mild.
Step 3 · Harvest
Harvest window
Jan 5 – Jan 25
Picking runs until conditions turn against the crop.
Window
Days to maturity
100 – 120 d
Hobart's 227-day season leaves this much room.
Leek on Hobart'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
OCT 11
MAY 15
Common questions
When will leek be ready to harvest in Hobart?
Expect to harvest from around early January (Jan 5–Jan 25) in Hobart, based on its local frost dates. Confidence 73%.
When should I start leek seeds indoors in Hobart?
Start seeds indoors around early August (Aug 2–Aug 23) in Hobart, based on its local frost dates. Confidence 77%.
When can I transplant leek outdoors in Hobart?
Transplant outdoors around late September (Sep 27–Oct 18) in Hobart, based on its local frost dates. Confidence 81%.
How long is the growing season in Hobart?
Hobart has roughly 227 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 Hobart's frost dates.
Confidence 81/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.