When to plant pepper (sweet & chili) in Cologne
Pepper (sweet & chili) is frost-tender, so every date keys off Cologne's last spring frost of Apr 20.
Step 1 · Sow
Start seeds indoors
Feb 23 – Mar 16
Before your last frost, on a warm windowsill or heat mat.
Step 2 · Plant
Transplant outdoors
May 4 – May 25
Once frost risk has passed and nights stay mild.
Step 3 · Harvest
Harvest window
Jul 8 – Aug 2
Picking runs until conditions turn against the crop.
Window
Days to maturity
65 – 90 d
Cologne's 185-day season leaves this much room.
Pepper (sweet & chili) 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
APR 20
OCT 22
Common questions
When will pepper (sweet & chili) be ready to harvest in Cologne?
Expect to harvest from around early July (Jul 8–Aug 2) in Cologne, based on its local frost dates. Confidence 74%.
When should I start pepper (sweet & chili) seeds indoors in Cologne?
Start seeds indoors around late February (Feb 23–Mar 16) in Cologne, based on its local frost dates. Confidence 78%.
When can I transplant pepper (sweet & chili) outdoors in Cologne?
Transplant outdoors around early May (May 4–May 25) in Cologne, based on its local frost dates. Confidence 82%.
How long is the growing season in Cologne?
Cologne has roughly 185 frost-free days, which is enough time to grow pepper (sweet & chili) to maturity outdoors.
The rule of thumb
Sow pepper (sweet & chili) 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 Cologne's frost dates.
Confidence 82/100 · NOAA GHCN-Daily · 1991–2020 normals · frost dates are probabilities, not guarantees.