When to plant cilantro / coriander in Cheyenne
Cilantro / Coriander is cold-hardy, so every date keys off Cheyenne's frost dates of May 13.
Step 1 · Sow
Direct sow outdoors
May 3 – May 24
Sow straight into warm, workable soil.
Step 2 · Harvest
Harvest window
Jun 17 – Jul 12
Picking runs until conditions turn against the crop.
Window
Days to maturity
45 – 70 d
Cheyenne's 136-day season leaves this much room.
Cilantro / Coriander on Cheyenne'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 13
OCT 2
Common questions
When can I sow cilantro / coriander outdoors in Cheyenne?
Direct-sow around early May (May 3–May 24) in Cheyenne, based on its local frost dates. Confidence 86%.
When will cilantro / coriander be ready to harvest in Cheyenne?
Expect to harvest from around mid June (Jun 17–Jul 12) in Cheyenne, based on its local frost dates. Confidence 80%.
How long is the growing season in Cheyenne?
Cheyenne has roughly 136 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 Cheyenne's frost dates.
Confidence 89/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.