When to plant sweet corn in Las Vegas
Sweet corn is frost-tender, so every date keys off Las Vegas's last spring frost of Feb 4.
Step 1 · Sow
Direct sow outdoors
Mar 22 – Apr 12
Sow straight into warm, workable soil.
Step 2 · Harvest
Harvest window
May 21 – Jun 30
Picking runs until conditions turn against the crop.
Window
Days to maturity
60 – 100 d
Las Vegas's 305-day season leaves this much room.
Sweet corn on Las Vegas'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
HARVEST
FEB 4
DEC 5
Common questions
When can I sow sweet corn outdoors in Las Vegas?
Direct-sow around late March (Mar 22–Apr 12) in Las Vegas, based on its local frost dates. Confidence 83%.
When will sweet corn be ready to harvest in Las Vegas?
Expect to harvest from around late May (May 21–Jun 30) in Las Vegas, based on its local frost dates. Confidence 77%.
How long is the growing season in Las Vegas?
Las Vegas has roughly 305 frost-free days, which is enough time to grow sweet corn to maturity outdoors.
The rule of thumb
Sow sweet corn 6–8 weeks before your last spring frost; plant out 2–3 weeks after it. Every date on this page is derived from that rule and Las Vegas's frost dates.
Confidence 86/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.