When to plant cilantro / coriander in Anchorage
Cilantro / Coriander is cold-hardy, so every date keys off Anchorage's frost dates of Apr 30.
Step 1 · Sow
Direct sow outdoors
May 9 – May 30
Sow straight into warm, workable soil.
Step 2 · Harvest
Harvest window
Jun 23 – Jul 18
Picking runs until conditions turn against the crop.
Step 3 · Second sowing
Autumn / second sowing
Jun 13 – Jun 27
A second window for a fall crop, timed to mature before the first frost.
Step 4 · Second harvest
Autumn crop harvest
Aug 4 – Aug 29
Maturity window for the second sowing.
Window
Days to maturity
45 – 70 d
Anchorage's 148-day season leaves this much room.
Cilantro / Coriander on Anchorage'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 30
SEP 26
Common questions
When can I sow cilantro / coriander outdoors in Anchorage?
Direct-sow around early May (May 9–May 30) in Anchorage, based on its local frost dates. Confidence 82%.
When will cilantro / coriander be ready to harvest in Anchorage?
Expect to harvest from around late June (Jun 23–Jul 18) in Anchorage, based on its local frost dates. Confidence 76%.
Can I plant cilantro / coriander in autumn in Anchorage?
Yes — Anchorage supports a second, autumn sowing of cilantro / coriander around mid June (Jun 13–Jun 27), timed to mature before the first fall frost.
How long is the growing season in Anchorage?
Anchorage has roughly 148 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 Anchorage's frost dates.
Confidence 85/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.