When to plant sweet corn in Overland Park
Sweet corn is frost-tender, so every date keys off Overland Park's last spring frost of Apr 8.
Step 1 · Sow
Direct sow outdoors
May 14 – Jun 4
Sow straight into warm, workable soil.
Step 2 · Harvest
Harvest window
Jul 13 – Aug 22
Picking runs until conditions turn against the crop.
Window
Days to maturity
60 – 100 d
Overland Park's 200-day season leaves this much room.
Sweet corn on Overland Park'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
HARVEST
APR 8
OCT 27
Common questions
When can I sow sweet corn outdoors in Overland Park?
Direct-sow around mid May (May 14–Jun 4) in Overland Park, based on its local frost dates. Confidence 81%.
When will sweet corn be ready to harvest in Overland Park?
Expect to harvest from around mid July (Jul 13–Aug 22) in Overland Park, based on its local frost dates. Confidence 76%.
How long is the growing season in Overland Park?
Overland Park has roughly 200 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 Overland Park's frost dates.
Confidence 84/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.