When to plant beet in London
Beet is cold-hardy, so every date keys off London's frost dates of Apr 6.
Step 1 · Sow
Direct sow outdoors
Mar 18 – Apr 8
Sow straight into warm, workable soil.
Step 2 · Harvest
Harvest window
May 7 – May 27
Picking runs until conditions turn against the crop.
Step 3 · Second sowing
Autumn / second sowing
Jul 28 – Aug 11
A second window for a fall crop, timed to mature before the first frost.
Step 4 · Second harvest
Autumn crop harvest
Sep 23 – Oct 13
Maturity window for the second sowing.
Window
Days to maturity
50 – 70 d
London's 234-day season leaves this much room.
Beet 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 6
NOV 16
Common questions
When can I sow beet outdoors in London?
Direct-sow around mid March (Mar 18–Apr 8) in London, based on its local frost dates. Confidence 80%.
When will beet be ready to harvest in London?
Expect to harvest from around early May (May 7–May 27) in London, based on its local frost dates. Confidence 74%.
Can I plant beet in autumn in London?
Yes — London supports a second, autumn sowing of beet around late July (Jul 28–Aug 11), timed to mature before the first fall frost.
How long is the growing season in London?
London has roughly 234 frost-free days, which is enough time to grow beet to maturity outdoors.
The rule of thumb
Sow beet 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 London's frost dates.
Confidence 82/100 · Curated · based on NOAA GHCN-Daily 1991–2020 normal · frost dates are probabilities, not guarantees.