When to plant cilantro / coriander in Glasgow
Cilantro / Coriander is cold-hardy, so every date keys off Glasgow's frost dates of May 1.
Step 1 · Sow
Direct sow outdoors
Apr 17 – May 8
Sow straight into warm, workable soil.
Step 2 · Harvest
Harvest window
Jun 1 – Jun 26
Picking runs until conditions turn against the crop.
Step 3 · Second sowing
Autumn / second sowing
Jul 4 – Jul 18
A second window for a fall crop, timed to mature before the first frost.
Step 4 · Second harvest
Autumn crop harvest
Aug 25 – Sep 19
Maturity window for the second sowing.
Window
Days to maturity
45 – 70 d
Glasgow's 183-day season leaves this much room.
Cilantro / Coriander on Glasgow'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
MAY 1
OCT 27
Common questions
When can I sow cilantro / coriander outdoors in Glasgow?
Direct-sow around mid April (Apr 17–May 8) in Glasgow, based on its local frost dates. Confidence 82%.
When will cilantro / coriander be ready to harvest in Glasgow?
Expect to harvest from around early June (Jun 1–Jun 26) in Glasgow, based on its local frost dates. Confidence 74%.
Can I plant cilantro / coriander in autumn in Glasgow?
Yes — Glasgow supports a second, autumn sowing of cilantro / coriander around early July (Jul 4–Jul 18), timed to mature before the first fall frost.
How long is the growing season in Glasgow?
Glasgow has roughly 183 frost-free days, which is enough time to grow cilantro / coriander to maturity outdoors.
The rule of thumb
Sow cilantro / coriander 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 Glasgow's frost dates.
Confidence 82/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.