When to plant sweet corn in Strasbourg
Sweet corn is frost-tender, so every date keys off Strasbourg's last spring frost of Apr 25.
Step 1 · Sow
Direct sow outdoors
May 2 – May 23
Sow straight into warm, workable soil.
Step 2 · Harvest
Harvest window
Jul 1 – Aug 10
Picking runs until conditions turn against the crop.
Window
Days to maturity
60 – 100 d
Strasbourg's 172-day season leaves this much room.
Sweet corn on Strasbourg'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 25
OCT 14
Common questions
When can I sow sweet corn outdoors in Strasbourg?
Direct-sow around early May (May 2–May 23) in Strasbourg, based on its local frost dates. Confidence 70%.
When will sweet corn be ready to harvest in Strasbourg?
Expect to harvest from around early July (Jul 1–Aug 10) in Strasbourg, based on its local frost dates. Confidence 63%.
How long is the growing season in Strasbourg?
Strasbourg has roughly 172 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 Strasbourg's frost dates.
Confidence 70/100 · NASA POWER (modeled) · 1991–2020 · frost dates are probabilities, not guarantees.