When to plant cucumber in Las Vegas
Cucumber is frost-tender, so every date keys off Las Vegas's last spring frost of Feb 4.
Step 1 · Sow
Start seeds indoors
Feb 5 – Feb 26
Before your last frost, on a warm windowsill or heat mat.
Step 2 · Plant
Transplant outdoors
Mar 22 – Apr 12
Once frost risk has passed and nights stay mild.
Step 3 · Harvest
Harvest window
May 11 – May 31
Picking runs until conditions turn against the crop.
Window
Days to maturity
50 – 70 d
Las Vegas's 305-day season leaves this much room.
Cucumber 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
FEB 4
DEC 5
Common questions
When can I sow cucumber 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 cucumber be ready to harvest in Las Vegas?
Expect to harvest from around mid May (May 11–May 31) in Las Vegas, based on its local frost dates. Confidence 77%.
When should I start cucumber seeds indoors in Las Vegas?
Start seeds indoors around early February (Feb 5–Feb 26) in Las Vegas, based on its local frost dates. Confidence 82%.
When can I transplant cucumber outdoors in Las Vegas?
Transplant outdoors around late March (Mar 22–Apr 12) in Las Vegas, based on its local frost dates. Confidence 83%.
How long is the growing season in Las Vegas?
Las Vegas has roughly 305 frost-free days, which is enough time to grow cucumber to maturity outdoors.
The rule of thumb
Sow cucumber 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.