When to plant carrot in Cologne
Carrot is cold-hardy, so every date keys off Cologne's frost dates of Mar 26.
Step 1 · Sow
Direct sow outdoors
Mar 18 – Apr 8
Sow straight into warm, workable soil.
Step 2 · Harvest
Harvest window
May 17 – Jun 6
Picking runs until conditions turn against the crop.
Step 3 · Second sowing
Autumn / second sowing
Jul 15 – Jul 29
A second window for a fall crop, timed to mature before the first frost.
Step 4 · Second harvest
Autumn crop harvest
Sep 20 – Oct 10
Maturity window for the second sowing.
Window
Days to maturity
60 – 80 d
Cologne's 238-day season leaves this much room.
Carrot on Cologne'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
MAR 26
NOV 17
Common questions
When can I sow carrot outdoors in Cologne?
Direct-sow around mid March (Mar 18–Apr 8) in Cologne, based on its local frost dates. Confidence 86%.
When will carrot be ready to harvest in Cologne?
Expect to harvest from around mid May (May 17–Jun 6) in Cologne, based on its local frost dates. Confidence 80%.
Can I plant carrot in autumn in Cologne?
Yes — Cologne supports a second, autumn sowing of carrot around mid July (Jul 15–Jul 29), timed to mature before the first fall frost.
How long is the growing season in Cologne?
Cologne has roughly 238 frost-free days, which is enough time to grow carrot to maturity outdoors.
The rule of thumb
Sow carrot 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 Cologne's frost dates.
Confidence 89/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.