When to plant garlic in Strasbourg
Garlic is cold-hardy, so every date keys off Strasbourg's frost dates of Apr 25.
Step 1 · Sow
Direct sow outdoors
Sep 16 – Oct 7
Sow straight into warm, workable soil.
Step 2 · Harvest
Harvest window
May 13 – May 13
Picking runs until conditions turn against the crop.
Window
Days to maturity
240 d
Strasbourg's 172-day season leaves this much room.
Garlic 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
APR 25
OCT 14
Common questions
When can I sow garlic outdoors in Strasbourg?
Direct-sow around mid September (Sep 16–Oct 7) in Strasbourg, based on its local frost dates. Confidence 70%.
When will garlic be ready to harvest in Strasbourg?
Expect to harvest from around mid May (May 13–May 13) 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 marginal time to grow garlic to maturity outdoors.
The rule of thumb
Sow garlic 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 Strasbourg's frost dates.
Confidence 70/100 · NASA POWER (modeled) · 1991–2020 · frost dates are probabilities, not guarantees.