When to plant pole bean in London
Pole bean is frost-tender, so every date keys off London's last spring frost of Apr 10.
Step 1 · Sow
Direct sow outdoors
Apr 17 – May 8
Sow straight into warm, workable soil.
Step 2 · Harvest
Harvest window
Jun 16 – Jun 26
Picking runs until conditions turn against the crop.
Window
Days to maturity
60 – 70 d
London's 209-day season leaves this much room.
Pole bean on London'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 10
NOV 5
Common questions
When can I sow pole bean outdoors in London?
Direct-sow around mid April (Apr 17–May 8) in London, based on its local frost dates. Confidence 88%.
When will pole bean be ready to harvest in London?
Expect to harvest from around mid June (Jun 16–Jun 26) in London, based on its local frost dates. Confidence 79%.
How long is the growing season in London?
London has roughly 209 frost-free days, which is enough time to grow pole bean to maturity outdoors.
The rule of thumb
Sow pole bean 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 London's frost dates.
Confidence 88/100 · NOAA GHCN-Daily · 1991–2020 normals · frost dates are probabilities, not guarantees.